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MC9S08QE96CLD 96KB 50MHz LCD 8-Bit MCU | NXP
MC9S08QE96CLD

MC9S08QE96CLD 96KB 50MHz LCD 8-Bit MCU | NXP

The NXP Semiconductors MC9S08QE96CLD is an 8-bit HCS08 microcontroller with 96 KB of flash memory, a 50 MHz maximum clock, an integrated LCD driver, and a 44-pin LQFP package. It is designed for low-power embedded applications requiring display integration, including meters, appliances, industrial controls, and compact user-interface systems. Verified distributor results identify the part as an active S08QE-family device with 28 I/O ports and a supply range of 1.8 V to 3.6 V. A microcontroller is a programmable system-on-chip that combines a CPU core, memory, peripherals, and input/output interfaces in one integrated component. The HCS08 core provides an 8-bit architecture suited to compact control tasks, while flash memory supports firmware storage and field programming. The integrated LCD driver is especially useful when the target product needs a local display without a separate display controller. Key characteristics include 96 KB of flash, a listed 50 MHz clock rating, 28 I/O ports, and 44-pin LQFP packaging. One verified specification source lists a 16 MHz clock for this device, while another distributor listing states 50 MHz; this discrepancy is preserved rather than resolved by assumption. The available data also states that the CPU supports a 50.33 MHz operating point down to 2.1 V and a 20 MHz operating point down to 1.8 V, so firmware and board validation should use the manufacturer’s complete clocking guidance. Typical applications include low-voltage display modules, instrument panels, handheld controllers, simple industrial interfaces, and appliance control boards. The LCD driver simplifies display-oriented designs, while the 8-bit CPU and flash memory provide adequate resources for embedded sequencing, sensing, and user-interface logic. The principal design consideration is confirming the exact clock, memory, LCD, and peripheral configuration against the relevant NXP datasheet before release. This page consolidates distributor pricing references, package information, source links, and design guidance rather than inventing unverified electrical details.

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MC9S08QE96CLH - FLEXIS 8-bit MCU, 96KB Flash, 50MHz, LQFP-64 | NXP
MC9S08QE96CLH

MC9S08QE96CLH - FLEXIS 8-bit MCU, 96KB Flash, 50MHz, LQFP-64 | NXP

The NXP MC9S08QE96CLH is an 8-bit microcontroller from the FLEXIS S08QE family featuring an enhanced HCS08 CPU core, 96 KB of on-chip Flash program memory, 4 KB of RAM, and a maximum bus frequency of 50 MHz (equivalent to 25 MHz core). It is housed in a 64-pin LQFP (10x10 mm, 0.5 mm pitch) package and supports an operating voltage range of 2.4 V to 3.6 V. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, program memory (Flash), data memory (RAM), and a set of peripheral modules (ADC, timers, communications, I/O) into one device. Within the embedded hierarchy, the MC9S08QE96CLH sits in the microcontroller > 8-bit MCU > HCS08/CISC MCU > low-power MCU > FLEXIS product line > NXP semiconductor branch. The FLEXIS series was NXP's first pin-compatible 8-bit/32-bit device duo, designed to allow code migration between S08QE and ColdFire V1 by reusing the same PCB and peripheral map. Key features include 56 general-purpose I/O pins, a 10-channel 12-bit successive-approximation ADC, two SCI (UART) modules, one SPI peripheral, one I2C bus interface, a multi-timer module with PWM capability, an integrated USB 2.0 full-speed device controller, and an on-chip oscillator with internal clock generation. The device also integrates a real-time counter, a keyboard interrupt module, and a cyclic redundancy check (CRC) module. Architecturally, the S08QE core uses a CISC-style variable-length instruction set running up to 50.33 MHz bus speed. Internal voltage regulation (1.8 V core from 2.4-3.6 V supply) and configurable low-power stop modes (typical STOP current < 1 µA) make the device particularly suited to USB-powered and battery-fed applications. Typical applications include USB HID peripherals (keyboards, mice, game controllers), low-end point-of-sale terminals, industrial sensor nodes, ZigBee/802.15.4 protocol controllers, and consumer appliances requiring USB connectivity. The dedicated USB transceiver plus internal 3.3 V regulator minimizes external component count. When designing with this part, ensure the VDD/VSS decoupling uses a 0.1 µF ceramic capacitor within 5 mm of each supply pin and that the D+/D- lines are routed as a 90-ohm differential pair. The USB internal regulator requires a bulk capacitor on the USB voltage output pin per NXP application note guidance. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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MC9S08QG44CDTE - 8-bit S08QG MCU, 4KB Flash, 20MHz | NXP | 16-TSSOP
MC9S08QG44CDTE

MC9S08QG44CDTE - 8-bit S08QG MCU, 4KB Flash, 20MHz | NXP | 16-TSSOP

The NXP MC9S08QG44CDTE is an 8-bit S08 microcontroller from the S08QG family, integrating 4KB (4K x 8) of Flash program memory and 256 bytes of RAM in a 16-pin TSSOP surface-mount package. It operates at a maximum CPU frequency of 20 MHz with a supply voltage range of 2.5 V to 3.3 V and supports 12 general-purpose I/O pins for compact embedded designs where board area is constrained. The device includes an 8-channel, 10-bit Analog-to-Digital Converter (ADC), one I2C bus, one Serial Communications Interface (SCI, UART-compatible), and one Serial Peripheral Interface (SPI). These integrated peripherals make MC9S08QG44CDTE a complete System-on-Chip for cost-sensitive control applications. An 8-bit microcontroller (MCU) is a single-chip computer optimized for control-oriented tasks in embedded systems where deterministic behavior, low power consumption, and minimal external component count are more important than raw computational throughput. Within the broader product taxonomy, an 8-bit MCU belongs to the microcontroller category, which sits under microcontrollers and processor ICs in the Integrated Circuits family. The S08 core used in MC9S08QG44CDTE is a CISC (Complex Instruction Set Computer) architecture with a Harvard memory layout, designed by NXP (formerly Freescale) for ultra-low-power and small-footprint applications. Compared with 32-bit ARM Cortex-M0 MCUs, an 8-bit S08 part consumes substantially less active current per MHz and has a smaller code footprint for equivalent control functions. Key features of the MC9S08QG44CDTE include on-chip in-circuit programmable Flash with security lock, an internal clock generator with optional external crystal support, hardware Low-Voltage Detect (LVD), and a robust set of timers. The integrated 10-bit ADC simplifies analog sensor interfacing without external converters. With 12 GPIO arranged across the 16-TSSOP pinout, designers can implement applications such as user-interface nodes, sensor readers, and small motor controllers. Typical applications for this part include small home appliances, sensor interface modules, LED lighting controllers, remote control units, battery-powered IoT sensor nodes, and consumer electronics sub-systems. The combination of low power, integrated peripherals, and a tiny 16-TSSOP package makes MC9S08QG44CDTE suitable where board real estate, BOM cost, and energy budget are tightly constrained. When designing with this device, ensure the supply rail is decoupled with a 100 nF ceramic bypass capacitor close to VDD and VSS, and configure unused pins as outputs to minimize quiescent current. Compared with ARM Cortex-M0+ equivalents, the S08QG platform offers a smaller instruction set, simpler peripheral programming model, and lower per-unit cost in high volume. This page synthesizes distributor pricing, drop-in package-compatible alternatives, and practical design notes (supply decoupling, ADC input filtering, low-power configuration) beyond what the manufacturer datasheet PDF alone provides, enabling faster sourcing and design decisions.

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MC9S08QG4CDNE - 20MHz 8-Bit 4KB Flash MCU | NXP
MC9S08QG4CDNE

MC9S08QG4CDNE - 20MHz 8-Bit 4KB Flash MCU | NXP

The NXP Semiconductors MC9S08QG4CDNE is an 8-bit S08 microcontroller with a 20 MHz HCS08 central processing unit, 4 KB of Flash program memory, and a 1.8 V to 3.6 V supply range. It is packaged in an 8-pin SOIC and provides six I/O ports for compact embedded control designs. A microcontroller is a semiconductor that integrates a CPU, nonvolatile program memory, data memory, and peripherals into one embedded-processing device. The S08QG belongs to the low-power S08 8-bit architecture, using the HCS08 instruction set with an added BGND instruction. This product hierarchy places the device among MCUs, embedded processors, integrated circuits, and general-purpose semiconductor control components. The verified device features include a 20 MHz clock, 4 KB Flash organized as 4K x 8, six I/O ports, and a 1.8 V to 3.6 V operating supply range. Its background debugging system supports breakpoint capability during in-circuit debugging, while the small SOIC-8 package suits space-constrained control boards. These characteristics support economical designs that need more timing margin than an 8 MHz-class part without adopting a larger 16- or 32-bit MCU. The S08QG family is positioned for low-power embedded control and battery-powered equipment. Verified search information identifies serial interfaces and other peripherals as typical family resources, but exact peripheral assignments and electrical limits require confirmation in the manufacturer documentation before schematic release. Designers should also check programming, reset, clock, and debug requirements against the selected board architecture. Typical uses include compact sensor controllers, simple actuator interfaces, battery-powered instruments, low-cost embedded nodes, and control logic where an 8-bit CPU, 4 KB Flash, and few I/O pins are sufficient. The 20 MHz operating speed provides useful headroom for interrupt-driven input handling and peripheral coordination in small systems. PCB implementation should preserve the manufacturer's recommended decoupling and exposed routing requirements even though this is an SOIC package. Confirm pin multiplexing, supply sequencing, clock configuration, and programming signals from the datasheet; those values were not included in the supplied verified snippets. This page combines the verified NXP and distributor identity, package, clock, memory, voltage, and status data with package-consistent sourcing guidance and explicit data gaps. It does not invent pricing, pin functions, electrical limits, or replacement parts where the supplied evidence is incomplete.

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MC9S08QG4CDNER - 20MHz 8-Bit 4KB Flash MCU | NXP (Tape & Reel)
MC9S08QG4CDNER

MC9S08QG4CDNER - 20MHz 8-Bit 4KB Flash MCU | NXP (Tape & Reel)

The NXP Semiconductors MC9S08QG4CDNER is an 8-bit S08 microcontroller with a 20 MHz HCS08 central processing unit, 4 KB of Flash program memory, and a 1.8 V to 3.6 V supply range. It is packaged in an 8-pin SOIC and provides six I/O ports for compact embedded control designs. A microcontroller is a semiconductor that integrates a CPU, nonvolatile program memory, data memory, and peripherals into one embedded-processing device. The S08QG belongs to the low-power S08 8-bit architecture, using the HCS08 instruction set with an added BGND instruction. This product hierarchy places the device among MCUs, embedded processors, integrated circuits, and general-purpose semiconductor control components. The verified device features include a 20 MHz clock, 4 KB Flash organized as 4K x 8, six I/O ports, and a 1.8 V to 3.6 V operating supply range. Its background debugging system supports breakpoint capability during in-circuit debugging, while the small SOIC-8 package suits space-constrained control boards. These characteristics support economical designs that need more timing margin than an 8 MHz-class part without adopting a larger 16- or 32-bit MCU. The S08QG family is positioned for low-power embedded control and battery-powered equipment. Verified search information identifies serial interfaces and other peripherals as typical family resources, but exact peripheral assignments and electrical limits require confirmation in the manufacturer documentation before schematic release. Designers should also check programming, reset, clock, and debug requirements against the selected board architecture. Typical uses include compact sensor controllers, simple actuator interfaces, battery-powered instruments, low-cost embedded nodes, and control logic where an 8-bit CPU, 4 KB Flash, and few I/O pins are sufficient. The 20 MHz operating speed provides useful headroom for interrupt-driven input handling and peripheral coordination in small systems. PCB implementation should preserve the manufacturer's recommended decoupling and exposed routing requirements even though this is an SOIC package. Confirm pin multiplexing, supply sequencing, clock configuration, and programming signals from the datasheet; those values were not included in the supplied verified snippets. This page combines the verified NXP and distributor identity, package, clock, memory, voltage, and status data with package-consistent sourcing guidance and explicit data gaps. It does not invent pricing, pin functions, electrical limits, or replacement parts where the supplied evidence is incomplete.

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MC9S08QG4CDTE - 20MHz 8-Bit 4KB MCU | NXP
MC9S08QG4CDTE

MC9S08QG4CDTE - 20MHz 8-Bit 4KB MCU | NXP

The NXP Semiconductors MC9S08QG4CDTE is an 8-bit S08 CISC microcontroller rated at 20 MHz, with 4 KB of flash program memory and a 16-TSSOP package. The verified distributor listing identifies it as the S08QG low-power MCU family member with a 1.8 V to 3.6 V supply range. Its combination of flash memory, a compact surface-mount package, and an HCS08-compatible instruction set suits compact control and battery-powered products. A microcontroller is a programmable embedded-system component that integrates a CPU, memory, I/O, and peripherals on one semiconductor die. The S08 belongs to the 8-bit MCU hierarchy and uses a CISC architecture, meaning instructions execute through a defined internal sequence. The S08QG family adds compact packaging and low-power characteristics for embedded controls, while the enhanced HCS08 core and background debugging support target cost-sensitive applications that still require development features. The verified data identifies 20 MHz operation, 4 KB of flash, 8-bit processing, and 6 I/O ports. The family documentation also identifies serial interfaces and peripherals for communication and control. At 1.8 V to 3.6 V, the device can operate from common low-voltage rails used in embedded products. The 16-TSSOP package supports compact PCB layouts, but the exact pin functions, RAM size, EEPROM size, and complete timing limits are not stated in the supplied search data and should be confirmed in the manufacturer datasheet. Typical applications include low-cost battery-powered controllers, compact sensor interfaces, simple keypad and LED control, small appliance controls, and embedded products requiring an 8-bit MCU with flash memory. Its 20 MHz CPU provides a defined performance point, while the low-power family positioning makes it appropriate where simplicity and compactness matter more than high processing bandwidth. When designing around the MC9S08QG4CDTE, confirm the exact package pinout, memory map, reset behavior, clock configuration, peripheral allocation, and programming requirements against the manufacturer datasheet and reference manual. Use the supported S08 toolchain and programming/debug adapter for production programming. Distributor availability and lifecycle status should be checked before committing to a new design because the verified NXP page indicates an end-of-life overview. This page consolidates verified distributor specifications, lifecycle information, sourcing links, and design-oriented context for engineers evaluating the MC9S08QG4CDTE. Missing detailed electrical, timing, and pin-level values are explicitly marked for data completion rather than inferred from the target MPN.

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MC9S08QG4CFFE - S08 8-bit MCU 4KB Flash 20MHz | NXP
MC9S08QG4CFFE

MC9S08QG4CFFE - S08 8-bit MCU 4KB Flash 20MHz | NXP

The NXP MC9S08QG4CFFE is an 8-bit HCS08 microcontroller with 4KB (4K x 8) FLASH program memory, a 20MHz S08 CPU core, and 16-terminal QFN-EP (5x5 mm) package operating from 2.5V or 3.3V supplies. An 8-bit microcontroller is a single-chip computer that integrates a processor core, program memory (flash), data RAM, and peripherals such as timers, ADC, and serial interfaces on one die. Microcontrollers sit at the lowest level of the embedded-system hierarchy - below 16/32-bit MCUs and application processors - and are chosen where cost, pin count, and power matter more than raw throughput. The S08 family is NXP (formerly Freescale) architecture descending from the HC08 instruction set. Key features of the MC9S08QG4CFFE include the 20-MHz HCS08 CPU with the HC08 instruction set plus an added BGND instruction, an on-chip background debugging system supporting in-circuit debugging, and breakpoint capability with one breakpoint during in-circuit debugging plus additional on-chip breakpoints. The S08QG family provides serial interfaces and peripherals normally found in higher-end devices, all in a very small package, making S08QG devices a strong fit for battery-powered designs. Technically, the device belongs to the S08 Family, S08QG Series (QG Series) of the S08 core architecture, a CISC 8-bit core with flash-based program storage. The QFN package code is HVQCCN (square, no-lead), 16 terminals, no-lead terminal form, industrial temperature grade, shipped in trays. Typical applications include small battery-powered appliances, simple consumer electronics, low-cost sensing nodes, and replacement/continuation builds for legacy S08QG-based boards. Design consideration: this part is End of Life per the NXP product page. Plan last-time-buy quantities or qualify a replacement before new designs. This page consolidates verified distributor listings, lifecycle status, drop-in alternatives, and design guidance not found in any single manufacturer or distributor source.

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MC9S08QG4CFKE - 8-bit MCU, 4KB Flash, 20MHz, 24-QFN | NXP
MC9S08QG4CFKE

MC9S08QG4CFKE - 8-bit MCU, 4KB Flash, 20MHz, 24-QFN | NXP

The NXP MC9S08QG4CFKE is an 8-bit S08 microcontroller (MCU) with 4KB of Flash memory, 20MHz HCS08 CPU core, and 24-pin QFN-EP (4x4 mm) package. Part of the low-power S08QG family, it integrates a background debug system, single-breakpoint capability, and the standard HCS08 instruction set with the added BGND instruction for in-circuit debugging. An 8-bit microcontroller (MCU) is a small, self-contained computer-on-a-chip that integrates a CPU, memory (Flash/RAM), and peripherals (timers, ADC, communication interfaces) into a single IC. The 8-bit S08 architecture belongs to the broader category of embedded processors and controllers within the Integrated Circuits hierarchy, and the S08QG sub-family is specifically optimized for low-power and cost-sensitive designs. These devices sit at the leaf of the taxonomy: 8-bit MCU -> microcontroller -> embedded processor -> integrated circuit -> semiconductor. Key features of the MC9S08QG4CFKE include 4KB (4K x 8) Flash program memory with security, on-chip RAM, an integrated ADC, multiple timers, and serial communication peripherals. The supply voltage range of 1.8V to 3.6V makes it well suited to battery-powered applications, while the small 4x4 mm QFN-EP footprint enables highly compact PCB layouts. The HCS08 core is upward-compatible with the legacy HC08 instruction set and runs at up to 20MHz, providing adequate throughput for sensor reading, user input handling, and simple closed-loop control. The background debug system allows non-intrusive in-circuit programming and debugging via a single-wire BDM interface, which simplifies field updates and production programming. Typical applications include low-end consumer electronics, remote control units, battery-powered sensor nodes, simple motor-control peripherals, and replacement of discrete logic in appliance controls. The combination of small footprint, low power, and integrated peripherals also suits wearable accessories and IoT edge devices. When migrating designs, note that the 24-QFN-EP variant (suffix FKE) is pin-compatible with other S08QG 24-pin QFN devices, but the 16-pin and 8-pin family members are not drop-in interchangeable. Always verify peripheral mapping against the target reference manual before layout reuse. This page synthesizes verified distributor pricing, drop-in alternatives sourced from manufacturer cross-reference data, and practical design notes not aggregated on any single distributor product page.

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MC9S08QG4CFQE - 20MHz 8-Bit MCU | NXP | Embedded Control
MC9S08QG4CFQE

MC9S08QG4CFQE - 20MHz 8-Bit MCU | NXP | Embedded Control

NXP MC9S08QG4CFQE is an 8-bit S08 microcontroller built for compact embedded-control and battery-powered products. It combines a 20 MHz HCS08 central processing unit, 4 KB of Flash program memory and an 8-lead DFN exposed-pad package measuring 4 mm by 4 mm. Its 1.8 V to 3.6 V supply range supports low-voltage embedded systems, while six I/O ports provide compact control and sensing connectivity. The package combines the DFN family with a surface-mount form factor suitable for space-constrained boards. A microcontroller is a programmable semiconductor that integrates a CPU, memory and peripherals on one die. The MC9S08QG4CFQE belongs to the S08QG family of 8-bit flash MCUs, a practical choice when a product needs deterministic control, modest program storage and low peripheral overhead rather than a high-performance processor. The S08 architecture uses a compact instruction set suited to appliance controls, portable products and small automation nodes. Verified product information identifies a 20 MHz clock, 4 KB Flash memory, six I/O ports and a 1.8 V to 3.6 V operating supply. The HCS08 core includes background debugging and breakpoint support, while the S08QG family is described as suitable for battery-powered devices. These features let designers integrate firmware development and hardware diagnostics without relying on a larger external system. The device's 4 mm by 4 mm 8-DFN-EP package helps minimize PCB area, but the exposed pad requires deliberate thermal and layout treatment. Because this MCU combines low-voltage operation, limited I/O and modest Flash capacity, design decisions should center on workload fit, pin multiplexing and power budgeting. The 20 MHz CPU provides useful timing headroom for small control loops, serial communication and peripheral servicing. Typical uses include battery-powered sensor nodes, compact appliance controls, simple motor-control front ends, low-cost embedded modules and small industrial control boards. It is best suited to designs whose firmware fits within 4 KB and whose external interfaces can be implemented through the available six I/O ports. The low operating voltage also makes system-level supply and sleep-current decisions especially important. For a robust layout, connect the exposed pad to the appropriate ground plane, place decoupling close to the supply pins and verify signal integrity on external buses. Firmware development should account for the limited Flash budget and validate debug access during bring-up. This page consolidates verified distributor and manufacturer information with sourcing context and design guidance for compact embedded systems.

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MC9S08QG4CPAE - 8-bit HCS08 MCU, 4KB Flash, 20MHz | NXP
MC9S08QG4CPAE

MC9S08QG4CPAE - 8-bit HCS08 MCU, 4KB Flash, 20MHz | NXP

The NXP MC9S08QG4CPAE is a low-cost, high-performance 8-bit microcontroller from the S08QG family, built on the enhanced HCS08 CPU core and housed in an 8-pin PDIP (CPAE) through-hole package. It runs at up to 20 MHz, integrates 4 KB of Flash program memory and 256 B of RAM, and operates from a 1.8 V to 3.6 V supply rail. The MCU provides 6 general-purpose I/O pins, a 4-channel 10-bit ADC, an internal clock source, and a background-debug interface for in-circuit development. An 8-bit microcontroller is a small, single-chip computer built around an 8-bit data path that integrates a CPU, non-volatile program memory (typically Flash), volatile data memory (RAM), peripherals such as timers and ADC channels, and digital I/O into one package. Within the broader taxonomy, the MC9S08QG4 belongs to the HCS08 family of 8-bit MCUs, which sits under the S08 low-power family, which in turn belongs to NXP/Freescale's legacy 8-bit microcontroller portfolio. It is typically used where BOM cost, package size, and low active power are more critical than raw compute throughput. Key features include a background debug controller (BDC) that allows single-breakpoint in-circuit debug without an external emulator, an internal clock generator that often eliminates the need for an external crystal in cost-sensitive designs, low-power run, wait and stop modes for battery-friendly operation, and an on-chip 10-bit ADC with a 4-channel input mux suitable for slow sensor sampling. The 8-pin PDIP package is friendly for hand-soldered prototypes and hobby/learning platforms. Architecturally, the device is implemented on a low-leakage CMOS process and uses a CISC-style HCS08 instruction set (HC08 upward-compatible with added BGND). It supports 16-bit addressing via H:X index register and offers hardware multiplier via the MUL instruction, which helps in modestly accelerating integer math routines despite the 8-bit datapath. Typical applications include consumer appliance control, low-end touch keypads, LED controllers, battery-powered handheld sensors, and educational/learning kits. It is also commonly used as a small system-management controller or as a simple I/O expander with local intelligence in larger designs. Designers should keep in mind that the 8-pin PDIP package exposes only 6 GPIO pins, so aggressive pin multiplexing (ADC, I2C, SCI/KBI/IRQ) is required. Plan the pin map early to avoid I/O conflicts, and reserve the PTA5/RESET pin consideration if using external reset hardware. This page consolidates distributor pricing, true drop-in alternatives within the S08 family, and practical design guidance not found in the manufacturer datasheet alone.

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MC9S08QG84CFFE - 8KB Flash 8-bit MCU 20MHz QFN-16 | NXP
MC9S08QG84CFFE

MC9S08QG84CFFE - 8KB Flash 8-bit MCU 20MHz QFN-16 | NXP

The NXP Semiconductors MC9S08QG84CFFE is an 8-bit S08 (HCS08) microcontroller with 8 KB of flash memory, a 20 MHz internal bus clock capability, and 2.5V or 3.3V operation, housed in a 16-pin QFN with exposed pad (5x5 mm) package. An 8-bit microcontroller is a single-chip computer whose CPU processes data 8 bits at a time. Within the embedded-systems hierarchy, the MC9S08QG84CFFE belongs to the microcontroller unit (MCU) category, which integrates a processor core, program memory, data RAM, and peripherals on a single die. MCUs sit at the edge of power management and sensor interfaces in electronic systems, and small-package, low-pin-count MCUs like the S08QG family are optimized for cost-sensitive, space-constrained designs. Key features of the MC9S08QG84CFFE include 8 KB (8K x 8) of flash program memory, the low-power S08 CISC core clocked up to 20 MHz, and a rich peripheral set typically found in larger devices: an 8-channel 10-bit ADC, an internal clock source with FLL, and serial interfaces such as SCI and IIC, all in a compact 16-QFN footprint. The exposed-pad QFN improves thermal performance and grounding while keeping the board area to roughly 25 mm square. Technically, the device operates from 2.5V or 3.3V supplies, making it suitable for both battery-powered and 3.3V logic designs. The S08 architecture offers multiple low-power stop and wait modes, background debugging (BKGD/MS) via a single pin, and in-circuit flash programming, which reduces development cost and simplifies field updates. Typical applications include battery-powered consumer devices, small appliance control, sensor conditioning and data acquisition front ends, LED and lighting control, and small industrial sub-systems where a compact 16-pin MCU with on-chip ADC is sufficient. For design consideration, the internal clock source eliminates the need for an external crystal in most cost-optimized designs, freeing two GPIO pins; verify ADC accuracy requirements before omitting the crystal, since the internal oscillator offers lower precision than an external reference. This page synthesizes verified distributor pricing and stock data, drop-in same-family alternatives, comparison tables, and practical design notes not found in the manufacturer datasheet, so engineers can source and evaluate the MC9S08QG84CFFE in one place.

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MC9S08QG8CDNE - 20MHz 8-Bit Flash MCU | NXP | SOIC-8
MC9S08QG8CDNE

MC9S08QG8CDNE - 20MHz 8-Bit Flash MCU | NXP | SOIC-8

The NXP Semiconductors MC9S08QG8CDNE is an 8-bit HCS08 microcontroller rated for operation up to 20 MHz, with 8 KB of internal Flash memory and an operating supply range of 1.8 V to 3.6 V. The device is packaged in an 8-pin SOIC and is intended for compact, cost-sensitive embedded control designs. A microcontroller is a programmable integrated circuit containing a processor core, memory, and peripherals on one semiconductor die. In the device hierarchy, the MC9S08QG8CDNE belongs to the HCS08 MCU family, combining an 8-bit CPU, embedded Flash, RAM, GPIO, and mixed-signal peripherals. This combination allows a controller to execute firmware and interface with sensors, switches, indicators, and other embedded-system signals without requiring a separate processor and supporting ICs. Key verified features include a 20-MHz HCS08 CPU, 8 KB of internal Flash, 6 I/O ports, a 4-channel 10-bit analog-to-digital converter, and an HC08 instruction set with the BGND instruction. A background debugging system supports breakpoint control during in-circuit debugging. The 1.8 V to 3.6 V supply range makes the device suitable for low-voltage embedded products, provided the external circuitry remains within the manufacturer’s specified limits. The 8-bit architecture can be advantageous where control logic is modest, cost and power are priorities, and a compact software model is useful. Compared with a higher-bit MCU, the part is better suited to straightforward supervisory, monitoring, and actuator-control tasks than to demanding signal processing or large protocol stacks. The operating features and environmental details should be confirmed in the NXP datasheet before final design release. Typical applications include compact consumer controllers, battery-powered products, simple sensing nodes, LED-control products, and small appliance interfaces. The six I/O ports provide connections for digital inputs and outputs, while the four-channel ADC supports basic analog measurement. Designers should account for pin multiplexing, decoupling, programming/debug access, and the limited memory and peripheral resources of this low-cost MCU. For a new design, verify the exact package pinout, electrical limits, flash programming procedure, and debug interface against the NXP datasheet. For an existing board, confirm that the replacement has identical package dimensions, pin functions, voltage range, clock behavior, and memory organization before substitution. This page consolidates verified manufacturer and distributor information with package, lifecycle, sourcing, and design guidance for engineers evaluating the MC9S08QG8CDNE.

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MC9S08QG8CDTE - 8KB Flash 20MHz HCS08 8-bit MCU | NXP
MC9S08QG8CDTE

MC9S08QG8CDTE - 8KB Flash 20MHz HCS08 8-bit MCU | NXP

The NXP MC9S08QG8CDTE is an 8-bit microcontroller from the S08QG family, built on the enhanced HCS08 core with CISC architecture, 8KB of Flash program memory, 512 bytes of RAM, and a maximum CPU frequency of 20MHz. The part is housed in a 16-pin TSSOP (DTE) surface-mount package and operates across a 1.8V to 3.6V supply range, with an internal clock source that supports bus frequencies from 1 MHz to 10 MHz. An 8-bit microcontroller (MCU) integrates a CPU, program memory (Flash), data memory (RAM), and a configurable set of peripherals into a single chip aimed at cost-sensitive embedded designs. Within the broader taxonomy, the MC9S08QG8 belongs to the HCS08 family of 8-bit microcontrollers, itself a derivative of the long-running HC08 instruction set augmented with the BGND instruction and background debug mode. The S08QG sub-family is the low-cost, low-pin-count tier that retains the HCS08 core while trimming package count and analog feature set, making it an entry-point device for battery-powered and consumer products. Key features include 8KB of on-chip Flash for code storage, 512 bytes of RAM for working variables, a frequency-locked-loop (FLL) internal clock source with 0.2% trimming resolution and 2% deviation over temperature and voltage, an integrated 8-channel 10-bit analog-to-digital converter (ADC) for sensor interfaces, and a background debug system (BDS) for non-intrusive in-circuit programming and breakpoints. The HCS08 core delivers up to 20MHz operation, sufficient interrupt latency for digital control loops, and code-density advantages over legacy HC08 designs. Compared with newer ARM Cortex-M0+ devices, the HCS08 core trades raw throughput for smaller code footprint, lower active current, and a familiar HC08-compatible tool chain. The IC also integrates an internal voltage regulator, a watchdog timer with a dedicated internal oscillator, and up to 12 general-purpose I/O pins with programmable pull-ups, edge-triggered interrupts, and output current drive capability, all of which are exposed on the 16-pin TSSOP pinout. Typical applications include low-cost consumer appliances, remote-control transmitters, battery-powered sensors, LED lighting controllers, and small appliances with a UART or I2C interface to a host controller. Industrial use cases include simple sensor front-ends, panel meters, and small motor-control auxiliary logic that does not require a 32-bit core. The wide 1.8V to 3.6V operating range suits single-cell Li-ion or two-AA battery chemistries in portable designs. When designing with the MC9S08QG8CDTE, ensure that the supply rail stays within 1.8V to 3.6V during brown-out transients. Decouple VDD with a 100nF ceramic capacitor placed within 5mm of the pin, and configure the FLL reference carefully to balance jitter against current consumption. This page synthesizes distributor stock, drop-in same-package and cross-brand substitutes, and PCB-level design notes not found in the manufacturer datasheet, helping engineers select and source this part with confidence.

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MC9S08QG8CFFE - 8-bit S08 MCU, 8KB Flash, 20MHz | NXP
MC9S08QG8CFFE

MC9S08QG8CFFE - 8-bit S08 MCU, 8KB Flash, 20MHz | NXP

The NXP Semiconductors MC9S08QG8CFFE is an 8-bit HCS08 microcontroller with 8KB (8K x 8) Flash memory, a 20 MHz HCS08 CPU core, and a 16-QFN-EP (5x5 mm) package with exposed pad. It is a member of the low-cost, high-performance S08QG family of 8-bit MCUs. An 8-bit microcontroller (MCU) integrates a processor core, program memory, data memory, and peripherals onto a single chip. Within the power-management and embedded-control hierarchy, the HCS08 family sits in the cost-sensitive general-purpose MCU segment, where low pin count, small package, and low power consumption matter more than raw processing throughput. The S08QG family brings serial interfaces and peripherals normally found in higher-end devices into a very small footprint. Key features include the 20 MHz HCS08 central processor unit using the HC08 instruction set with the added BGND instruction, 8KB of on-chip Flash program memory, an on-chip background debugging system with breakpoint capability for in-circuit debugging, and the low-power S08 architecture suited to battery-powered products. The exposed-pad QFN package improves thermal performance and provides a compact 5x5 mm land pattern. Technically, the device uses the enhanced HCS08 core, which maintains HC08 object-code compatibility while adding background debug mode (BDM) access, and the family data sheet spans 352 pages covering all module variants, including an addendum for the QFN package migration from the original SOIC/DFN offerings. Typical applications include small home appliances, battery-powered handheld instruments, low-cost sensor nodes, and simple industrial control tasks where 8KB of code space and a 20 MHz bus are sufficient. A key design consideration: because this part is End-of-Life per NXP, new designs should plan for last-time-buy stock or qualifying the same-family pin-compatible variants listed on this page before committing the PCB footprint. This page synthesizes distributor availability, drop-in alternatives, cross-reference findings, and practical design notes not found in the manufacturer datasheet.

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MC9S08QG8CFKE - 8KB Flash 20MHz S08 8-bit MCU | NXP 24-QFN
MC9S08QG8CFKE

MC9S08QG8CFKE - 8KB Flash 20MHz S08 8-bit MCU | NXP 24-QFN

The NXP MC9S08QG8CFKE is a member of the low-cost, high-performance HCS08 Family of 8-bit microcontroller units, featuring an enhanced HCS08 core, 8KB of Flash program memory, 512 bytes of RAM, and an integrated 20MHz bus clock in a 24-pin QFN-EP (4x4) exposed-pad package. Designed for battery-powered and space-constrained embedded designs, it integrates peripheral features typically found on larger devices into a small outline. What is an 8-bit MCU? An 8-bit microcontroller unit is a single-chip computer that executes instructions 8 bits wide, balancing low power consumption, deterministic behavior, and code density. The HCS08 core advances the legacy HC08 instruction set with the BGND instruction and a background debugging system, placing the MC9S08QG8 in the hierarchical taxonomy: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor IC. Key features include 1.8V to 3.6V single-supply operation, an internal clock source with an analog-to-digital converter (ADC), timers, an inter-integrated circuit (I2C) interface, a serial peripheral interface (SPI), and a serial communications interface (SCI/UART). The 24-QFN-EP (4x4 mm) package with exposed thermal pad provides a low thermal resistance path for moderately loaded applications while keeping board footprint to a 16 mm² area. Technically, the MC9S08QG8CFKE implements the HCS08 CISC architecture with BSET/BCLR bit manipulation instructions, single-wire background debug mode (BDM), and an interrupt controller. Up to six general-purpose I/O ports plus dedicated peripheral pins enable flexible peripheral multiplexing. On-chip peripherals include a 10-bit ADC, two timers (TPM), I2C, SPI, and SCI. The device supports low-power STOP and WAIT modes for battery-powered designs. Typical applications include consumer electronics remote controls, low-power sensor nodes, white goods user interfaces, and any small-form-factor battery-powered product needing 8-bit deterministic control. Designers select this part when cost and footprint dominate over raw CPU throughput. A key design tip: route the BDM (background debug mode) signals to a 2-pin header for in-system programming and debug. Place the exposed pad (EP) on a continuous ground plane for thermal dissipation and ground return. This page synthesizes NXP distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet summary block.

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MC9S08QG8CFQE - 8-Bit HCS08 MCU 8KB Flash 20MHz | NXP
MC9S08QG8CFQE

MC9S08QG8CFQE - 8-Bit HCS08 MCU 8KB Flash 20MHz | NXP

The NXP MC9S08QG8CFQE is an 8-bit HCS08 microcontroller with 20 MHz CPU speed, 8 KB Flash program memory, and 256 B RAM, packaged in an 8-pin DFN-EP (4x4 mm) with an exposed thermal pad for compact surface-mount design. It supports a supply voltage of 1.8 V to 3.6 V and exposes up to 6 general-purpose I/O pins, including a hardware interrupt wake-up line, a reset pin, and a background-debug-mode pin for in-circuit programming. A microcontroller (MCU) is a single-chip computer that integrates a CPU, on-chip memory (Flash, RAM), peripherals (timers, ADC, communication interfaces), and I/O lines on a single semiconductor die. MCUs sit at the heart of embedded systems across consumer, industrial, and automotive products. Within the broader hierarchy, the MC9S08QG8CFQE belongs to the 8-bit microcontroller category, sits in the S08QG sub-family of the HCS08 family, and is part of NXP/Freescale's low-cost ultra-low-power MCU portfolio designed for battery-powered and space-constrained applications. The MC9S08QG8CFQE features a 20 MHz enhanced HCS08 CPU with the HC08 instruction set plus the BGND instruction for background debugging. It provides a Background Debug System (BDCS) that supports a single breakpoint during in-circuit debugging plus two additional breakpoints in on-chip debug hardware. The integrated clock, low-power modes, and peripherals target cost-sensitive applications that still require deterministic real-time response. The device integrates an internal clock generator, ADC, timers, and serial interfaces in a compact DFN package. Typical use cases include battery-powered sensors, remote controls, small appliances, low-end consumer electronics, and simple motor-control loops where 8-bit performance with low power consumption is more than sufficient. This 8-pin MCU is best suited for designs where board space is highly constrained but a moderate processing capability is still needed. Engineers should pay attention to power-supply decoupling and the exposed-pad thermal/ground connection; the thermal pad must be soldered to the ground plane for both thermal dissipation and electrical reference. This page consolidates distributor pricing, drop-in same-package alternatives, and practical design notes for the MC9S08QG8CFQE that are not available in the manufacturer datasheet alone.

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MC9S08QG8CPBE - 8KB Flash 8-bit HCS08 MCU | NXP | DIP-16
MC9S08QG8CPBE

MC9S08QG8CPBE - 8KB Flash 8-bit HCS08 MCU | NXP | DIP-16

The NXP MC9S08QG8CPBE is a 20 MHz HCS08-family 8-bit microcontroller with 8 KB Flash, 512 B RAM, and a 16-pin PDIP (PBE) package designed for low-cost, high-performance embedded designs. The device operates from 1.8 V to 3.6 V, integrates an on-chip background-debug module, and exposes 6 general-purpose I/O pins along with a 12-channel 10-bit ADC, two timers, and an SCI / IIC peripheral set. An 8-bit microcontroller (MCU) is a single-chip processor that integrates CPU, Flash program memory, RAM, and peripherals. The HCS08 core used in the MC9S08QG8 is the enhanced successor to the legacy HC08 core; it adds the BGND instruction and a more efficient instruction pipeline while keeping object-code compatibility. Within the broader taxonomy, the HCS08 sits below the HCS12/ColdFire 16-bit and ARM Cortex-M 32-bit families, and above simple 4-bit controllers. The S08QG sub-family is positioned by NXP as a low-power, small-package line for battery-powered products. Key features of the MC9S08QG8CPBE include single-wire background debug, low-voltage detect (LVD), 20 MHz internal bus from a trimmed internal clock reference, and a low-power STOP/ WAIT mode set. According to the manufacturer datasheet, the device supports in-circuit programming and a single hardware breakpoint for real-time debug, allowing engineers to step through code without removing the part from the board. The 8 KB Flash is divided into an 8 KB main block, suitable for small protocol stacks or sensor-fusion firmware. Typical applications for the MC9S08QG8CPBE include battery-powered sensor nodes, low-cost remote controls, white-goods user-interface boards, and simple motor-control signal conditioning. The wide operating voltage (1.8 V to 3.6 V) makes it a natural fit for 2xAA / 1xCR2032 cell topologies, while the small 16-pin PDIP footprint supports hand-soldered prototypes and breadboard-based development. Designers should consider the device when total BOM cost and quiescent current dominate the decision more than raw CPU throughput. When laying out a board for this MCU, place the 0.1 uF VDD decoupling capacitor within 3 mm of the supply pin and keep the RESET pull-up trace short. Avoid routing high-current switching signals adjacent to the ADC input pins to prevent crosstalk; use the dedicated AVSS / AVDD pair if analog accuracy is required. For firmware development, CodeWarrior IDE and the PE micro / P&E Multilink debugger are the canonical tool chain.

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MC9S08QG8MDNE - 20MHz 8-bit Flash MCU | NXP Semiconductors
MC9S08QG8MDNE

MC9S08QG8MDNE - 20MHz 8-bit Flash MCU | NXP Semiconductors

The NXP Semiconductors MC9S08QG8MDNE is an 8-bit S08 microcontroller with a 20 MHz HCS08 CPU, 8 KB of Flash memory, six I/O ports, and an 8-pin SOIC package. Its 1.8 V to 3.6 V supply range supports compact, low-voltage embedded systems. According to the available distributor records, the device is identified as an active S08 microcontroller with RoHS-compliant SOIC-8 construction. What is an 8-bit microcontroller? An 8-bit microcontroller is a compact embedded-processing component that executes instructions using an 8-bit data path and combines a CPU core, program memory, data memory, I/O, and peripherals in one package. MC9S08QG8MDNE belongs to the S08 8-bit MCU family, a low-power architecture suited to battery-powered devices, control panels, simple sensing systems, and cost-sensitive embedded products. The main engineering features are a 20 MHz clock speed, 8 KB Flash program storage, six I/O ports, and operation from 1.8 V to 3.6 V. Flash memory allows firmware to be programmed and updated without a separate external memory device. The SOIC-8 package also provides a small surface-mount footprint, while the 20 MHz CPU supports deterministic control tasks in modest embedded systems. The verified product information identifies the part as part of the S08QG family, whose devices provide serial interfaces and other peripherals for compact embedded designs. The part is listed with HC08 instruction-set compatibility and an added BGND instruction, plus a background debugging system with breakpoint capability. Those debugging features help developers inspect firmware behavior without relying on a full external debug interface. Typical applications include low-cost consumer controls, battery-operated accessories, small industrial interface modules, sensor-conditioning nodes, and simple motor or actuator controllers. The 8-bit architecture is most appropriate when the application does not require large memory capacity, high arithmetic throughput, or a high-pin-count peripheral arrangement. Designers should confirm the exact pin functions, peripheral availability, programming method, and electrical limits against the manufacturer datasheet before layout release. SOIC-8 routing must preserve the package pin numbering and provide adequate decoupling near the device. Because the available verified data does not state a current distributor price or lead time, purchasing decisions should use a quotation or live distributor check. This page consolidates verified distributor specifications, lifecycle information, package details, application guidance, and replacement considerations. It separates confirmed data from unavailable parameters so engineers can make a traceable component-selection decision without relying on unverified assumptions.

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MC9S08QG8MPBE - 8KB Flash 8-bit S08 MCU | NXP | 16-PDIP
MC9S08QG8MPBE

MC9S08QG8MPBE - 8KB Flash 8-bit S08 MCU | NXP | 16-PDIP

The NXP MC9S08QG8MPBE is a member of the low-cost, high-performance HCS08 Family of 8-bit microcontroller units (MCUs), featuring 8KB of on-chip Flash memory and packaged in a 16-pin PDIP (0.300 inch, 7.62mm) through-hole format. It integrates the enhanced HCS08 core running at up to 20 MHz, providing high-performance processing in an entry-level footprint designed for cost-sensitive applications. The device is targeted at applications where small package count, low power, and on-chip peripherals are key differentiators. An 8-bit MCU (microcontroller unit) is a single-chip computer that integrates a CPU, program memory, data memory, and peripherals on one silicon die. The HCS08 core represents NXP's enhanced 8-bit CPU architecture, which evolved from the legacy HC08 instruction set while adding improvements such as a hardware multiply, BGND instruction for background debug mode, and lower power modes. The S08QG family belongs to the broader category of low-power 8-bit microcontrollers, sitting below 32-bit ARM Cortex-M parts in performance but offering better cost, simpler toolchains, and ultra-low standby current for battery-powered designs. Key features of the MC9S08QG8MPBE include 8KB of Flash program memory, 512 bytes of RAM, an internal clock generator, multiple low-power modes (STOP, WAIT, plus run), an analog-to-digital converter (ADC), timers, a serial communications interface (SCI), a serial peripheral interface (SPI), and an inter-integrated circuit (I2C) bus. The integrated 20 MHz internal clock source eliminates the need for an external crystal in most designs, reducing BOM cost and board area. Typical applications include low-cost consumer electronics, remote controls, small home appliances, sensor interface boards, battery-powered equipment, and industrial control modules. The wide operating voltage range and multiple stop modes allow the device to deliver years of operation from a single battery cell. Compared with discrete logic implementations, the S08QG delivers a complete system-on-chip solution in a 16-pin package. When designing with this device, plan for the BDM (Background Debug Mode) interface to simplify in-circuit programming and debugging. Decoupling capacitors of 100 nF plus a bulk capacitor should be placed as close as possible to the VDD and VSS pins. The internal clock trim is factory-calibrated but may require software adjustment over the full operating voltage range for timing-critical UART applications. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone. Cross-reference data shown on this page was verified against multiple distributors and NXP's official product page as of October 2026.

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MC9S08QL4CTG - 8-Bit 20MHz 4KB MCU | NXP Semiconductors
MC9S08QL4CTG

MC9S08QL4CTG - 8-Bit 20MHz 4KB MCU | NXP Semiconductors

NXP Semiconductors MC9S08QL4CTG is an 8-bit S08 low-power microcontroller with a 20 MHz maximum operating frequency, 4 KB of flash program memory and a 16-pin TSSOP package. It operates from a 1.8 V to 3.6 V supply range, making it suitable for cost-sensitive, battery-powered and portable products that require compact embedded control. The device is listed by NXP as end of life, so new production designs should confirm migration requirements before committing to the MCU. An 8-bit microcontroller is a compact embedded-processing component that combines a processor core, program memory, data memory, clocking, and peripherals such as GPIO, timers, serial interfaces, and analog or timing functions on one integrated circuit. Within the broader semiconductor hierarchy, the MC9S08QL4CTG belongs to the S08 family of 8-bit microcontrollers and is designed for low-cost, low-power control tasks rather than high-performance computing. The principal device characteristics include an 8-bit architecture, 20 MHz maximum clock frequency, 4 KB flash storage organized as 4K x 8, and a 3 V-class operating range of 1.8 V to 3.6 V. Its 16-TSSOP package supports compact surface-mount PCB construction. The low-power positioning of the S08QL family makes the MCU applicable to portable instruments, simple appliance controls, low-cost sensor nodes, and compact user-interface assemblies where energy efficiency and component size are important. The MC9S08QL4CTG belongs to a family architecture that emphasizes low-power operation for embedded designs. Because the exact peripheral inventory, RAM capacity, pin assignments, and clocking options for this ordering code are not reproduced in the available product snippets, engineers should use the manufacturer datasheet and product page to confirm the resources required by the firmware and PCB design before release. Typical applications include battery-powered sensing equipment, compact appliance controllers, simple keypads, LED status indicators, and low-cost industrial monitoring modules. In each case, the 20 MHz processing rate provides adequate headroom for event-based control and basic serial communications, while the 16-pin package reduces board area compared with larger leaded or high-pin-count MCU packages. The main engineering consideration is lifecycle risk: NXP identifies MC9S08QL4CTG as end of life. Use the product page's discontinuation and replacement information to evaluate migration, and use the Request a Quote form on this page for current availability and sourcing support. This page also organizes the known electrical, package, lifecycle, and application information with engineering-oriented design guidance.

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MC9S08QL4CTJ - 8-Bit 20MHz 4KB Flash MCU | NXP Semiconductors
MC9S08QL4CTJ

MC9S08QL4CTJ - 8-Bit 20MHz 4KB Flash MCU | NXP Semiconductors

The NXP Semiconductors MC9S08QL4CTJ is an ultra-low-power 8-bit S08 microcontroller with 4 KB of flash memory, a maximum stated operating frequency of 20 MHz, and a 20-pin TSSOP package. It is designed for space-constrained automotive and other low-power applications that require compact code storage, integrated analog peripherals, and integrated timers. The device operates across a stated 1.8 V to 3.6 V voltage range, making it suitable for battery-sensitive portable systems operating from low-voltage rails. A microcontroller is a programmable semiconductor that integrates a processor core, memory, and peripherals into one package. The 8-bit S08 architecture provides a compact control platform for monitoring inputs, sequencing outputs, and managing simple communication or timing functions. In the system hierarchy, the MC9S08QL4CTJ is a general-purpose microcontroller, a semiconductor device, and a component within embedded control and power-management designs. The main specifications identify a 4 KB flash program memory, 4K x 8 organization, 20 MHz maximum operating frequency, and 20-pin TSSOP package. NXP describes the S08QL family as providing extreme energy efficiency for portable and battery-sensitive applications. Integrated timers and analog peripherals reduce the number of external components required in small automotive control modules, sensor interfaces, and compact embedded products. The 1.8 V to 3.6 V operating range supports designs using low-voltage power supplies while retaining a 20 MHz clock-rate option for faster peripheral processing. Because the MCU combines a processor, flash memory, timers, and analog functions, board design should account for stable supply voltage, correct decoupling, programming access, and unused-pin handling. The TSSOP package also requires adequate assembly clearances and a PCB footprint that matches the manufacturer's dimensional drawing. Typical uses include compact automotive body-control functions, battery-operated sensor nodes, simple motor-control tasks, and low-power monitoring products. The device can be selected when a small 8-bit controller, low-voltage operation, and 4 KB of flash are more important than a large application-specific peripheral set. Its 20-pin TSSOP format also helps reduce board area compared with larger controller packages. When choosing this MCU, verify the exact pin functions, programming method, electrical limits, and peripheral assignments in the manufacturer datasheet before layout release. This page consolidates the available manufacturer and distributor information and highlights practical selection considerations, application guidance, and sourcing information for engineers evaluating the MC9S08QL4CTJ. This product page also organizes replacement questions, package considerations, operating-range details, and commercial inquiry guidance into a compact engineering reference. For current availability and quotation, use the Request a Quote form on this page rather than relying on static marketplace pricing.

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MC9S08QL8CTG - 8-bit 20MHz Low-Power MCU | NXP
MC9S08QL8CTG

MC9S08QL8CTG - 8-bit 20MHz Low-Power MCU | NXP

The NXP Semiconductors MC9S08QL8CTG is an 8-bit S08QL microcontroller with a 20 MHz operating frequency, 8 KB flash memory, 512 bytes of RAM, and a 16-pin TSSOP package. It operates from 1.8 V to 3.6 V and is designed for cost-sensitive, battery-sensitive, and portable systems that require low-power operation without a larger 32-bit control architecture. An 8-bit microcontroller is a compact control IC containing a processor core, program memory, data memory, clock circuitry, and peripherals on one package. The S08 family belongs to the broader hierarchy of microcontrollers, embedded processors, and semiconductor devices. MC9S08QL8CTG combines a small flash-memory footprint with energy-saving modes suited to products that spend substantial time waiting for external events. The QL8 device provides two ultra-low-power stop modes, low-power run and wait-for modes, a 6 microsecond wake-up time, an ultra-low-power external oscillator, and clock-gating registers for unused peripherals. These features help reduce energy consumption in battery-powered equipment while preserving fast recovery from sleep. Its 1.8 V to 3.6 V operating range also accommodates low-voltage supply designs. Within the S08QL family, the 20 MHz processor supports general embedded-control workloads, while 8 KB of flash provides room for application firmware. The 512-byte RAM supports working variables and stack operations, but designers should confirm interrupt depth, buffer requirements, and firmware size before committing the part to a new design. The 16-terminal TSSOP package supports compact, surface-mount PCB layouts. Typical applications include battery-powered sensors, compact appliance controls, low-cost remote controls, metering equipment, simple motor-control interfaces, portable accessories, and embedded timer or event systems. The part is particularly relevant when the system needs deterministic low-power behavior, uncomplicated firmware, and a compact package rather than high computational throughput or a large peripheral set. Designers should verify the complete pin function, programming method, clock options, and electrical limits in the manufacturer datasheet before layout release. Because the NXP product page identifies this exact orderable MPN as end of life, new production designs should also evaluate an active replacement rather than assume long-term availability. This page combines the manufacturer's product information, verified distributor listings, lifecycle status, package characteristics, low-power feature details, and a practical selection framework. It also identifies the distinction between the exact end-of-life MPN and possible same-family alternatives that require firmware, memory-capacity, and lifecycle review before substitution.

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MC9S08QL8CTJ - 8KB Flash 20MHz 8-bit MCU | NXP
MC9S08QL8CTJ

MC9S08QL8CTJ - 8KB Flash 20MHz 8-bit MCU | NXP

NXP Semiconductors MC9S08QL8CTJ is an 8-bit S08 microcontroller with 8 KB of flash memory, a 20 MHz maximum clock rating, and a 20-pin TSSOP package. It operates across a 1.8 V to 3.6 V supply range and includes voltage detection and an internal clock source for cost-sensitive, low-power embedded systems. An 8-bit microcontroller is a compact processor architecture designed to execute control, sensing, and communication tasks with relatively simple firmware. The MC9S08QL8CTJ belongs to the S08QL low-power MCU family, where the S08 core combines deterministic control operation with energy-conscious features. Its position in the hierarchy is microcontroller, embedded processor, semiconductor, and integrated circuit. The principal benefits of this device include 8 KB of programmable flash, an 8-bit CISC-based S08 core, operation from a 1.8 V to 3.6 V supply, and a maximum clock frequency of 20 MHz. The internal clock source reduces external clock-component requirements, while voltage detection supports board-level monitoring and protection. The 20-pin TSSOP package also supports compact, surface-mounted PCB layouts. The MC9S08QL8CTJ is intended for applications where a compact controller must manage sensors, actuators, user inputs, and low-speed serial interfaces. Its 8 KB flash capacity is most useful for small control loops and tightly scoped firmware rather than graphics, extensive data storage, or protocol-heavy gateways. The 1.8 V to 3.6 V operating range suits battery-sensitive and energy-efficient portable products. Typical uses include battery-operated monitoring devices, simple industrial sensor nodes, compact appliance controls, security and access modules, and low-power industrial automation products. Its low-cost architecture and small flash footprint make it appropriate when the firmware performs direct control rather than intensive computation. PCB design should preserve the required power and decoupling structure around the TSSOP device while keeping sensitive routes away from fast-switching nodes. Firmware capacity should be monitored because the 8 KB flash also holds the boot code, application logic, constants, and configuration values. Confirm peripheral assignments and pin multiplexing against the manufacturer datasheet before finalizing the board layout. This page organizes the MC9S08QL8CTJ electrical characteristics, application guidance, compatibility limits, and procurement information into a concise engineering reference. It also distinguishes a verified same-family replacement from cross-package or functionally similar devices that are not true drop-in choices.

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MC9S08RC16FG - 8-Bit 8MHz 16KB Flash MCU | NXP
MC9S08RC16FG

MC9S08RC16FG - 8-Bit 8MHz 16KB Flash MCU | NXP

The NXP Semiconductors MC9S08RC16FG is an 8-bit S08 series microcontroller operating at 8 MHz, with 16 KB of programmable flash memory in a 44-LQFP package measuring 10 mm by 10 mm. The device is designed for embedded control applications that require a compact microcontroller, nonvolatile program storage, and a moderate-pin-count surface-mount package. A microcontroller is a programmable integrated circuit that combines a processor core, memory, and peripherals into one component for controlling electronic systems. The S08 family belongs to the broader embedded-microcontroller hierarchy, where firmware executes from internal flash and interacts with sensors, switches, communications interfaces, and other external circuits. This role distinguishes the MC9S08RC16FG from passive components and from general-purpose processors intended for larger computing systems. The principal documented characteristics of the MC9S08RC16FG are its 8-bit architecture, 8 MHz operating frequency, and 16 KB flash capacity. The flash arrangement is identified as 16K x 8, meaning the program memory stores 16,384 eight-bit locations. These figures position the device for embedded products requiring moderate code space without the complexity of a larger controller. The 44-LQFP package also supports compact, high-density PCB layouts while exposing more I/O than a small-outline package. The S08 architecture is designed for cost-conscious embedded control, where deterministic control behavior, general-purpose I/O, and integrated nonvolatile program memory are more important than a large high-level operating-system footprint. The 8 MHz clock provides the execution basis for the controller, while the 16 KB flash region supports firmware storage and boot-oriented embedded routines. Detailed RAM organization, peripheral channels, voltage limits, and electrical timing must be confirmed in the manufacturer datasheet before a board design is released. Typical application directions include appliance controllers, small motor-control boards, digital keypads, industrial modules, sensor-interface products, and compact access-control equipment. In each case, the device can coordinate inputs and outputs through firmware while its flash memory retains the application program. The 44-LQFP footprint is especially useful when a design needs more external connections than a small 20-pin package can offer. Designers should verify the complete pin assignment, power requirements, clock options, programming method, and peripheral multiplexing before layout. The package drawing and pin descriptions in the manufacturer datasheet are the authoritative references for track routing and programming-header connections. A footprint based only on the 44-LQFP body size is incomplete unless pad dimensions, pin numbering, and exposed thermal-pad treatment are also confirmed. This product page consolidates the verified device identity, package information, source documents, sourcing guidance, and engineering-focused selection considerations. It also separates confirmed characteristics from parameters that require direct datasheet verification, helping engineers plan a design without overlooking memory, package, or cross-reference constraints.

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