MCL908QT1CDWE - 8-Bit 2MHz 1.5KB MCU | NXP
MPN: MCL908QT1CDWE ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.3 | $2.30 |
| 10 | $2.1 | $21.00 |
| 100 | $1.85 | $185.00 |
| 500 | $1.6 | $800.00 |
| 1,000 | $1.4 | $1,400.00 |
MCL908QT1CDWE Overview
An 8-bit microcontroller is a programmable semiconductor device designed to execute instructions from embedded firmware and manage digital I/O, timing, and control functions. The HC08 family belongs to the broader embedded-controller hierarchy: MCU, embedded processor, semiconductor, and programmable control device. Its small memory footprint makes it more appropriate for simple control, sensing, and actuator interfaces than for protocol-heavy gateways or high-complexity applications.
The verified distributor information identifies the device as an 8-bit MCU, with 1.5 KB organized as 1.5K x 8 flash, a 2 MHz clock specification, and an 8-SO package. Industrial temperature-grade information is also shown by a distributor listing. The part is marked as an HC08 microcontroller and is supplied in a rectangular gull-wing SOP package with eight terminals.
Typical design uses include compact appliance controls, simple sensor interfaces, small motor or relay-control boards, status and sequence controllers, and embedded educational systems. The 8-pin package keeps the footprint small, while the 1.5 KB flash capacity favors firmware focused on direct control rather than storage-heavy user interfaces. Engineers should verify memory availability, pin multiplexing, clock requirements, and programming requirements against the manufacturer datasheet before finalizing a design.
Because the verified data does not provide a complete electrical timing table, pin-level functions, RAM size, operating voltage, or lifecycle statement, those parameters should not be inferred from similar HC08 devices. The 8-pin package and 2 MHz headline specifications are useful for initial footprint and architecture planning, but firmware and peripheral assumptions require exact datasheet confirmation.
This product record combines verified distributor specifications with explicit data gaps for electrical and programming details. It also highlights the importance of checking pin compatibility, supply requirements, memory limits, and tool support before selecting a replacement or creating a production design.
Drop-in alternatives for MCL908QT1CDWE — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with MCL908QT1CDWE (same form factor and footprint) — differing in Package, Flash Memory, Product Type, RoHS Status, ADC.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MC908QT1ACDWE
✅ Drop-In📋 Reference alternative (not in catalog)
MC908QT2ACDWE
✅ Drop-In📋 Reference alternative (not in catalog)
MCHC908QT2CDWE
✅ Drop-In✓ In Stock
$1.8208 / Unit
View Datasheet →MC68HC908JL8MFAE
✅ Drop-In✓ In Stock
$5.4 / Unit
View Datasheet →MC9S08QG4CDNE
✅ Drop-In✓ In Stock
Contact for price
View Datasheet →MCL908QT1CDWE Maximum Ratings & Electrical Characteristics
| Product Type | 8-bit microcontroller |
| Device Family | HC08 series |
| Maximum Clock Frequency | 2 MHz |
| Flash Memory | 1.5 KB |
| Flash Organization | 1.5K x 8 bits |
| Architecture | 8-bit |
| Package | 8-SOIC, 0.209 in / 5.30 mm width |
| Package Type | SOP |
| Terminal Count | 8 terminals |
| Terminal Form | Gull wing |
| Package Shape | Rectangular |
| Temperature Grade | Industrial |
| Mounting Type | Surface mount |
| RoHS Status | unknown |
| REACH Status | unknown |
| AEC-Q100 Qualification | not_applicable |
MCL908QT1CDWE rectangular Pin Configuration Guide
Pin configuration for MCL908QT1CDWE (rectangular package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for MCL908QT1CDWE.
Refer to the datasheet for full pin configuration.
Typical Applications
MCL908QT1CDWE is suitable for 8 applications: Compact Appliance Control, Simple Sensor Interface, Small Relay and Switch Control, Motor and Actuator Sequencing, Status and Sequence Controller, Educational Embedded Controller, Low-Cost Digital Control Module, Small Household Device Controller.
Compact Appliance Control
The MCL908QT1CDWE fits compact appliance-control boards where an 8-bit MCU must coordinate simple digital inputs, outputs, timing, and actuator states. Its verified 1.5 KB flash capacity keeps the firmware scope focused on direct control rather than storage-intensive functions, while the 8-SOIC package supports a compact board outline. The design should keep the control loop deterministic and confirm the exact I/O and timer resources from the manufacturer datasheet.
Recommended
Simple Sensor Interface
MCL908QT1CDWE can serve as the controller in a small sensor interface when the application requires thresholding, filtering, status reporting, and discrete control outputs. The 2 MHz operating frequency provides the headline processing class needed for lightweight embedded logic, but the supplied data does not specify ADC resolution, comparator resources, RAM, or input voltage limits. Those details must be verified before selecting a sensor architecture or sensor front end.
Recommended
Small Relay and Switch Control
The MCL908QT1CDWE is suitable for a compact relay or switch-control module when the system needs basic sequencing, debounce handling, and discrete state management. Its 8-pin package helps minimize PCB area, and the 1.5 KB flash footprint can hold focused control firmware. Engineers must verify available output-drive current, voltage levels, isolation requirements, and timing resources because those parameters are not present in the verified excerpts.
Recommended
Motor and Actuator Sequencing
For a small actuator or stepper-control board, MCL908QT1CDWE can manage ordered state changes and basic timing in a compact embedded system. The 2 MHz 8-bit architecture is aligned with straightforward control loops rather than advanced motion algorithms. A practical design should confirm timer pins, pulse-width performance, output-drive capability, and any required external driver transistors before relying on the MCU for direct motor current.
Recommended
Status and Sequence Controller
MCL908QT1CDWE can be used for a status display or sequencing controller when the required behavior is limited to button inputs, indicator outputs, counters, and a compact state machine. Its verified 1.5 KB flash memory encourages concise firmware, while the 8-SOIC package supports constrained board layouts. Display interface, debounce timing, and output expansion requirements should be established before final component selection because the supplied data does not specify those resources.
Recommended
Educational Embedded Controller
MCL908QT1CDWE is appropriate for educational embedded-controller projects that teach basic microcontroller programming, digital I/O, timing, and small embedded systems. The 8-bit architecture and 1.5 KB flash memory make the constraints visible to students and support focused laboratory exercises. Because the supplied data does not identify the programming interface or development toolchain, educational users should select tools only after confirming those requirements in the datasheet.
Recommended
Low-Cost Digital Control Module
MCL908QT1CDWE can support a low-cost digital control module that combines a few inputs, outputs, and simple automation rules. Its compact 8-SOIC package and limited flash capacity are useful when the module must be small, inexpensive, and deterministic. The designer should validate operating voltage, power consumption, ESD requirements, clock accuracy, and production programming method before treating the part as a fully specified platform.
Recommended
Small Household Device Controller
MCL908QT1CDWE may fit a small household-device controller when the product requires local button logic, timing, motor or relay sequencing, and limited diagnostic outputs. The verified 2 MHz 8-bit specification and 1.5 KB flash capacity support a lightweight embedded-control role, while the 8-SOIC package keeps the footprint small. Confirm EMC, temperature, supply, and safety-related requirements separately for the finished appliance.
Recommended
Recommended Products Summary
Engineering reference data for MCL908QT1CDWE — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MC908QT1ACDWE | MC908QT2ACDWE | MCHC908QT2CDWE | MC68HC908JL8MFAE | MC9S08QG4CDNE |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | Freescale Semiconductor | Freescale Semiconductor | Freescale Semiconductor | Freescale Semiconductor | Freescale Semiconductor |
| Package | 8-SOIC, 0.209 in / 5.30 mm width | 8-SOIC candidate; exact package drawing not verified | 8-SOIC candidate; exact package drawing not verified | 8-SOIC candidate; exact package drawing not verified | 8-SOIC candidate; exact package drawing not verified | SOIC-8 candidate; exact package drawing not verified |
| Architecture | 8-bit | 8-bit family candidate; exact specification not verified | 8-bit family candidate; exact specification not verified | 8-bit family candidate; exact specification not verified | 8-bit family candidate; exact specification not verified | 8-bit family candidate; exact specification not verified |
Key Differentiators
- Verified 1.5 KB flash capacity (vs MC908QT1ACDWE)
- Confirmed 2 MHz headline operating frequency (vs MC908QT2ACDWE)
- Compact verified package format (vs MC9S08QG4CDNE)
- Industrial temperature-grade listing (vs MC68HC908JL8MFAE)
Design Notes
Use the exact 8-SOIC land pattern associated with the MPN rather than relying only on the generic SOIC-8 library. Confirm pin numbering, lead pitch, package width, and solder-mask clearance against the manufacturer drawing. Keep the MCU, decoupling capacitors, programming interface, and any oscillator components close to their associated pins to minimize trace length and reduce susceptibility to switching noise.
Do not select the decoupling network until the datasheet supply-voltage range, current limits, and recommended capacitor values are confirmed. For a compact control board, place the required supply capacitors at the MCU power pins and provide a clean return path. The verified excerpts do not include operating voltage or current data, so supply sizing and power-loss calculations cannot be completed from the supplied information.
The most important design risk is treating a similarly named MC908 or HC908 device as a drop-in replacement. Verify pin function, memory size, interrupt vector, clock setup, programming interface, electrical limits, and package suffix before changing the MPN. A shared 8-SOIC outline alone does not guarantee board-level compatibility or firmware interchangeability.
Plan the PCB footprint and firmware around the 1.5 KB flash limit shown in the verified distributor data. Keep interrupt-sensitive and timing-critical traces short, route grounds consistently, and separate noisy switching or motor-drive paths from low-level control signals. Because RAM, I/O count, and analog resources are not supplied, complete the pin budget only after obtaining the full manufacturer datasheet.
Compliance Information
The supplied distributor and manufacturer-indexed results do not provide RoHS, REACH, lead-free, halogen-free, conflict-minerals, or automotive-qualification status. Industrial temperature grade is listed, but that is not equivalent to AEC-Q100 qualification.
