MC9S08DV128CLF - 8-bit S08 MCU, 128KB Flash, 40MHz | NXP
MPN: MC9S08DV128CLF ✗ Tapus ng BuhayMC9S08DV128CLF Ulas
An 8-bit microcontroller is a single-chip computer that integrates a processor core, program memory, data RAM, and peripherals such as timers, serial communication interfaces, and analog-to-digital converters on one silicon die. MCUs form the bottom layer of the embedded processing hierarchy - from MCU to SoC to application processor - and are the standard choice for cost-sensitive control tasks such as automotive body electronics, industrial automation, motor control, and consumer appliances.
Key features of the MC9S08DV128CLF include the enhanced HCS08 core with full HC08 instruction-set compatibility plus the added BGND instruction, support for up to 32 interrupt/reset sources, and a rich connectivity suite: CANbus, I2C, LINbus, SCI (UART), and SPI. On-chip peripherals include a 24-channel, 12-bit ADC with 2.5 us conversion time, plus LVD (low-voltage detection), POR (power-on reset), PWM, and WDT (watchdog timer) functions.
The DV-family architecture pairs the S08 CPU with an external oscillator clocking scheme, giving deterministic bus timing for CAN and LIN network nodes. The 12-bit, 24-channel ADC covers battery-voltage, sensor, and feedback-loop acquisition in a single conversion pass at 2.5 us per conversion, which is fast enough for closed-loop current control in small motor drives.
Typical applications include automotive body controllers and gateway nodes, LIN/CAN networked sensors, industrial control panels, home-appliance control boards, and battery-management monitoring circuits.
Design consideration: this part is listed as Obsolete (part status per distributor records), so new designs should evaluate the DZ-family successors, and existing designs should secure lifetime-buy stock before authorized-channel depletion.
This page consolidates distributor inventory data, parametric cross-references, drop-in alternatives, and lifecycle guidance not found in any single manufacturer datasheet.
Mga alternatibo na pwedeng ilagay na MC9S08DV128CLF — parehas na package, pin-to-pin na katugmang. Hindi kasama ang mga bahagi ng iba't-ibang package na nangangailangan ng pagpapaayos ng PCB.
Variante sa Seri na ito
Katulad na modelo sa serye na katugma sa pagpasok MC9S08DV128CLF (parehas na form factor at footprint) — pagkakaiba sa Package, ADC, Debug Interface, Core Processor, Instruction Set.
MC9S08DV96CLF
✅ Drop-In ⚠️ Mga Talaan Hindi NaiwerikmoMagkontak para sa presyo
Tingnan ang Datasheet →MC9S08DV64CLF
✅ Drop-In ⚠️ Mga Talaan Hindi Naiwerikmo📋 Alternatibo na Reference (hindi sa katalogo)
MC9S08DZ128MLF
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
S9S08DZ128F2MLF
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
MC9S08DV128CLF Mga Pinakamataas na Rating at Electrical Characteristics
| Core Processor | S08 (HCS08) |
| Core Size | 8-Bit |
| CPU Speed | 40 MHz (20 MHz internal bus) |
| Program Memory Size | 128KB (128K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 6K x 8 |
| EEPROM Size | - |
| Number of I/O | 39 |
| Connectivity | CANbus, I2C, LINbus, SCI, SPI |
| Peripherals | LVD, POR, PWM, WDT |
| ADC Resolution | 12-bit |
| ADC Channels | 24 |
| ADC Conversion Time | 2.5 us |
| Interrupt/Reset Sources | Up to 32 |
| Instruction Set | HC08 with added BGND instruction |
| Oscillator Type | External |
| Packhaging / Kaso | 48-LQFP (7x7 mm) |
| Uri ng Pagpapasok | Surface Mount |
| Packaging | Tray |
| Part Status | Obsolete |
| Series | S08 (MC9S08DV) |
| Temperature Grade | Industrial |
Gabay sa Pin Configuration ng MC9S08DV128CLF 48-lqfp (7x7 mm)
Pin configuration para sa MC9S08DV128CLF (48-lqfp (7x7 mm) package). Kasama sa digital IC na ito ang GPIO, mga communication interface (UART, SPI, I2C), at mga power pin. Sumangguni sa datasheet ng manufacturer para sa mga alternatibong function ng pin at mga opsyon sa configuration. Mahalaga para sa disenyo ng embedded system at PCB layout.
Wala ng detalyadong pinout data na magagamit para sa MC9S08DV128CLF.
Sumangguni sa datasheet para sa buong pin configuration.
Tipikal na mga Gamit
MC9S08DV128CLF ay nararapat para sa 6 aplikasyons: Automotive Body Control Modules, LIN Networked Sensors and Actuators, Industrial Control Panels, Home Appliance Control Boards, Battery Management and Monitoring, CAN Gateway and Network Nodes.
Automotive Body Control Modules
The MC9S08DV128CLF fits automotive body electronics because its integrated CANbus controller plus LINbus interface directly covers the two dominant in-vehicle network protocols, while 39 I/O pins drive relays, lamps, and switches without external port expanders. The 24-channel 12-bit ADC at 2.5 us conversion time handles switch debouncing via analog sensing, battery-voltage monitoring, and lamp current feedback in one pass. Designers typically clock the HCS08 core at 40 MHz (20 MHz bus) from the external oscillator for deterministic CAN timing, and use the watchdog timer and low-voltage detection to meet functional-safety housekeeping requirements in load-management nodes such as door modules, seat controllers, and lighting gateways.
Inirekomenda
LIN Networked Sensors and Actuators
For LIN slave nodes such as seat-adjuster motors, wiper controllers, and climate-flap actuators, the MC9S08DV128CLF provides native LINbus connectivity with SCI-backed LIN support and enough flash (128KB) for diagnostic layers plus OEM-specific application code. The 12-bit ADC converts position-feedback potentiometer and temperature-thermistor inputs across its 24 channels with 2.5 us conversion time, enabling closed-loop actuator positioning. The low-voltage detection and power-on reset peripherals ensure clean behavior during the crank and load-dump transients typical of 12V LIN nodes, and the 20-MHz bus gives ample timing margin for LIN 2.x frame handling at 19.2 kbps while leaving CPU headroom for PWM motor drive generation.
Inirekomenda
Industrial Control Panels
In industrial panels and small PLC-style controllers, the MC9S08DV128CLF combines SPI and I2C for HMI, EEPROM, and RTC peripherals with SCI UARTs for Modbus RTU links, all managed by the 40-MHz S08 core. The 128KB flash accommodates protocol stacks, parameter tables, and firmware-update bootloaders, while 6KB RAM buffers Modbus frames and analog filter histories. The 24-channel 12-bit ADC digitizes 0-10V-conditioned process inputs (via external dividers) and current loops with 2.5 us per conversion, and the PWM block drives indicator dimming or small actuator outputs. Industrial temperature grade and watchdog supervision suit always-on panel operation, and the 48-LQFP package simplifies replacement during field service of long-lifecycle equipment.
Inirekomenda
Home Appliance Control Boards
Appliance main boards - washers, dishwashers, air conditioners - match the MC9S08DV128CLF well: 39 I/O pins directly drive buttons, LEDs, relays, and triac circuits, while the 24-channel 12-bit ADC reads NTC temperature sensors, water-level pressure sensors, and motor current with 2.5 us conversion time for overcurrent protection loops. The PWM peripheral generates triac phase-angle or motor drive signals, and the external-oscillator clock scheme tolerates the noisy mains environment where internal RC oscillators drift. 128KB flash holds multi-language HMI tables and OTA-style bootloader code, and LIN/CAN connectivity supports modern appliance-to-display boards linked over inexpensive LIN harnesses, reducing wiring cost versus discrete looms.
Inirekomenda
Battery Management and Monitoring
The MC9S08DV128CLF serves battery-monitor nodes by combining its 12-bit, 24-channel ADC with LIN/CAN connectivity: cell-voltage dividers, NTC temperature probes, and shunt-derived current signals are all digitized on-chip at 2.5 us per conversion without external converters. The low-voltage detection peripheral flags brownouts during high-current discharge events, and the watchdog ensures the monitor restarts after transient faults. On the 20-MHz bus the S08 core computes rolling SOC estimation filters and pack-balancing decisions while streaming status over CAN to the vehicle or system controller. External-oscillator clocking keeps timing stable across the wide temperature range where RC oscillators would drift and corrupt communication baud rates.
Inirekomenda
CAN Gateway and Network Nodes
As a CAN gateway or bridge node, the MC9S08DV128CLF exploits its integrated CAN controller and multiple SCI ports to translate between the CAN backbone and LIN or UART subnetworks. The 128KB flash stores message routing tables, DBC-derived conversion code, and UDS-style diagnostic routines, while 6KB RAM buffers CAN frames during burst traffic. The 40-MHz core with 20-MHz bus provides the deterministic latency needed for gateway filtering at standard 500 kbps CAN rates, and up to 32 interrupt/reset sources let the firmware prioritize CAN RX over background diagnostics. The industrial-grade 48-LQFP package suits both vehicle-mounted and industrial gateways, with tray packaging supporting mid-volume production builds.
Inirekomenda
Buod ng mga Inirekomendang Produkto
Impormasyon ng Talumpati sa Engineering for MC9S08DV128CLF — ikabit, gabay sa disenyo, at impormasyon ng pagsunod sa kautusan.
Paunawang Hanapin
Ikabit sa Mga Alternatibo
| Parametro | Ito ang Producto | MC9S08DV96CLF | MC9S08DV64CLF | MC9S08DZ128MLF | S9S08DZ128F2MLF |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core / CPU Speed | S08, 40 MHz (20 MHz bus) | S08, 40 MHz (20 MHz bus) | S08, 40 MHz (20 MHz bus) | S08, 40 MHz (20 MHz bus) | S08, 40 MHz (20 MHz bus) |
| Program Memory | 128KB FLASH | 96KB FLASH | 64KB FLASH | 128KB FLASH | 128KB FLASH |
| ADC | 24-ch, 12-bit, 2.5 us | 24-ch, 12-bit, 2.5 us | 24-ch, 12-bit, 2.5 us | 12-bit, 16-ch (verify) | 12-bit, 16-ch (verify) |
| Connectivity | CAN, I2C, LIN, SCI, SPI | CAN, I2C, LIN, SCI, SPI | CAN, I2C, LIN, SCI, SPI | CAN, I2C, LIN, SCI, SPI | CAN, I2C, LIN, SCI, SPI |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Active | Active (automotive) |
Pangunahing mga Pagkakaiba
- Largest flash in the DV family (kumpara saMC9S08DV96CLF)
- Obsolescence trade-off vs active successor (kumpara saMC9S08DZ128MLF)
- Cost advantage at qty 1 (kumpara saS9S08DZ128F2MLF)
Talaan ng Disenyo
The MC9S08DV128CLF is officially Obsolete. Do not start a new design with this part; instead select the MC9S08DZ128 family and verify the pin map against your PCB. For legacy designs, perform a lifetime-buy covering projected field-service volumes plus expected yield loss (typically 10-20% margin), and store devices in moisture-barrier bags with desiccant - LQFP MSL floor-life rules apply once the bag is opened.
This MCU uses an external oscillator for the clock source; place the oscillator crystal and its load capacitors within 10 mm of the OSC pins with a solid ground plane beneath to minimize jitter on the CAN baud clock. Apply the low-voltage detection (LVD) configuration in firmware so brownouts during relay switching trigger a controlled reset rather than flash corruption, and add 100 nF decoupling at each VDD pin plus a bulk 10 uF at the regulator.
For the 48-LQFP 7x7 mm footprint, use 0.5 mm pitch land patterns per the package drawing and fan out the 39 I/O on a two-layer board with 0.2 mm trace/space. Tie the exposed power/ground pins with multiple vias to the ground plane. Route CAN_H/CAN_L as a closely coupled pair with a common-mode choke near the transceiver, keeping the pair away from the ADC lines feeding the 12-bit converter to preserve 2.5 us conversion accuracy.
When migrating firmware from the DV to the DZ family, the ADC channel-to-pin mapping and clock-module registers differ; budget a verification sprint to re-map the 24 ADC channels and reconfigure the internal clock reference before assuming code portability. Use the NXP cross-reference tool to confirm the exact suffix ordering (C = industrial temperature, LF = LQFP-48 tray) when ordering any family member.
Impormasyon ng Pagsunod sa Kautusan
Compliance status not stated in the provided web data. The MC9S08DV128CLF is industrial temperature grade per Partstack records; the S9S08DZ128F2MLF variant carries NXP automotive-grade designation. Confirm RoHS/REACH status on the NXP official product page.