MC68HC908LD64IFU - 8-Bit 6MHz MCU, 60KB Flash | Freescale
MPN: MC68HC908LD64IFU ✗ End of Life| Qty | Unit Price | Extended |
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| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
MC68HC908LD64IFU Overview
A microcontroller is a programmable semiconductor that integrates a CPU, memory, and peripherals into one component. In the hierarchy of electronic devices, this MCU is an 8-bit microcontroller, a member of the M68HC08 family, and an example of an embedded processor used inside a larger control system. Its compact package and integrated resources reduce the need for external logic while supporting deterministic embedded-control firmware.
The verified distributor listing identifies the MC68HC908LD64IFU as an HC08 MCU with an 8-bit architecture, 6 MHz operating frequency, 60 KB Flash, and a 64-QFP package. The official NXP data sheet identifies MC68HC908LD64 as part of the low-cost, high-performance M68HC08 family using the enhanced M68HC08 CPU08. These facts establish the device as a general-purpose embedded-control platform rather than a digital signal processor or analog power component.
Because the supplied web data does not include the complete electrical characteristics, all unspecified voltage, current, timing, memory-map, peripheral, and temperature details are marked as data-needed rather than inferred. Designers should use the NXP MC68HC908LD64 data sheet for pin names, register definitions, clock behavior, programming guidance, and electrical limits before schematic capture or PCB release.
Typical uses include LCD-oriented control systems, appliance interfaces, small industrial controllers, and embedded products requiring an 8-bit CPU with embedded program storage. The 64-QFP format provides 64 physical terminals and is suited to board-level integration where a moderate pin count is preferable to a very small package. The IFU suffix and exact ordering code must be preserved during procurement because package, temperature, and device options may differ across related M68HC08 variants.
For new designs, verify supply status, programming-tool compatibility, memory programming voltage, reset behavior, and peripheral availability against the manufacturer documentation. Do not substitute a similarly named MCU solely by function: CPU architecture, pin mapping, memory organization, interrupt vector layout, and firmware toolchain compatibility must all be confirmed. This page combines the verified distributor identification, official family information, and practical sourcing context without inventing unprovided specifications.
Drop-in alternatives for MC68HC908LD64IFU — 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 MC68HC908LD64IFU (same form factor and footprint) — differing in Product Type, Architecture, Package, ADC, Program Memory Size.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MC68HC908LJ24CPB
✅ Drop-In✓ In Stock
$5.21 / Unit
View Datasheet →MC68HC908LJ24VPB
✅ Drop-In📋 Reference alternative (not in catalog)
MC68HC908QT4VPE
✅ Drop-In✓ In Stock
Contact for price
View Datasheet →MCHC908QT2CDWE
✅ Drop-In✓ In Stock
$1.8208 / Unit
View Datasheet →MCHC908JR32PBE
✅ Drop-In✓ In Stock
$9.7976 / Unit
View Datasheet →MCHC908JW32FHE
✅ Drop-In✓ In Stock
$3.4257 / Unit
View Datasheet →MC68HC908LD64IFU Maximum Ratings & Electrical Characteristics
| Product Type | 8-bit microcontroller unit (MCU) |
| Architecture | M68HC08 / CPU08 |
| CPU Architecture | 8-bit |
| Operating Frequency | 6 MHz |
| Program Memory | 60 KB Flash |
| Memory Organization | 60K x 8 |
| Package | 64-QFP (14 x 14 mm) |
| Number of Terminals | 64 |
| Terminal Form | Gull wing |
| Package Shape | Square |
| Mounting Type | Surface mount |
| Family | M68HC08 |
| Design Strategy | Customer-specified integrated circuit (CSIC) |
MC68HC908LD64IFU square Pin Configuration Guide
Pin configuration for MC68HC908LD64IFU (square 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 MC68HC908LD64IFU.
Refer to the datasheet for full pin configuration.
Typical Applications
MC68HC908LD64IFU is suitable for 6 applications: LCD-Oriented Embedded Control, Appliance Control, Small Industrial Interface Controller, Legacy Embedded Product Maintenance, Compact Consumer Equipment, Board-Level Educational and Prototype Controller.
LCD-Oriented Embedded Control
The MC68HC908LD64IFU is suitable for compact LCD-oriented control systems where an 8-bit CPU and embedded 60 KB Flash provide a straightforward firmware platform. The verified distributor listing identifies the device as an MCU associated with LCD processor applications, while the official family data confirms the M68HC08 and CPU08 architecture. A design can use the MCU for state-machine logic, key scanning, display sequencing, and supervisory functions when the exact LCD interface requirements are available in the device documentation. The 64-QFP package offers 64 terminals and a 14 x 14 mm footprint, but LCD segment count, drive voltage, and timing are not supplied here. Engineers must verify the display interface, memory map, pin multiplexing, and firmware timing before committing to the MCU.
Recommended
Appliance Control
The MC68HC908LD64IFU can serve as the central controller in an appliance where deterministic 8-bit logic, embedded program storage, and modest peripheral requirements are sufficient. Its verified 6 MHz operating frequency and 60 KB Flash provide a defined baseline for firmware that controls relays, displays, buttons, sensors, and operating modes. Because the supplied data does not specify the device's complete I/O map, timer resources, voltage range, or isolation requirements, the MCU should be selected only after those functions are checked in the NXP data sheet. In an appliance design, use the Flash-resident firmware for startup, mode management, and safety sequencing, while validating every power rail and actuator interface against the exact package pinout.
Recommended
Small Industrial Interface Controller
The MC68HC908LD64IFU is a possible fit for a small industrial interface controller that translates switches, sensors, or local commands into a controlled embedded sequence. Its 8-bit CPU08 architecture and 60 KB Flash make it appropriate for legacy equipment where firmware memory is already designed around the M68HC08 ecosystem. The verified package data confirms a 64-terminal QFP, which can simplify routing compared with a very small package while still supporting a conventional surface-mount assembly. However, industrial use requires verified operating temperature, supply voltage, ESD protection, isolation, and watchdog or reset behavior. None of those parameters were supplied in the source data, so the design must add appropriate protection and validate the MCU against the manufacturer's electrical specifications.
Recommended
Legacy Embedded Product Maintenance
The MC68HC908LD64IFU is particularly relevant to maintenance and repair of legacy embedded products built around the M68HC08 CPU08 architecture. Its 60 KB Flash and 8-bit processing model allow an existing firmware organization to remain conceptually aligned when a board repair requires an exact replacement. The design should preserve the original clock, programming interface, reset sequence, peripheral assignments, and software timing rather than treating the part as a generic 8-bit MCU. The supplied web results identify distributor channels and related M68HC08 parts, but they do not establish universal pin compatibility for every alternate MPN. Before replacing a unit, compare the complete official data sheet, inspect the board markings, verify the package orientation, and confirm that the replacement has identical programming and peripheral behavior.
Recommended
Compact Consumer Equipment
The MC68HC908LD64IFU can be evaluated for compact consumer equipment that needs a dedicated embedded controller rather than a general-purpose application processor. The verified 6 MHz CPU speed and 60 KB Flash are adequate as a starting point for simple user-interface, mode-control, and peripheral-management firmware, while the 64-QFP package provides a conventional route for signal routing and inspection. Consumer equipment still requires careful attention to ESD, power consumption, standby behavior, and production programming. Those specifications are not present in the supplied web data and must be obtained from the manufacturer documentation. The MCU is best positioned where the legacy M68HC08 software toolchain and peripheral environment are already approved, rather than where a modern low-power wireless or high-performance application MCU would be more appropriate.
Recommended
Board-Level Educational and Prototype Controller
The MC68HC908LD64IFU can support an educational or prototype controller when the objective is to study or maintain an M68HC08-based embedded platform. Its documented 8-bit CPU08 architecture, 6 MHz operation, and 60 KB Flash provide a concrete platform for firmware experiments involving I/O, timers, interrupts, memory access, and peripheral configuration. The 64-QFP package is large enough to make signal probing and prototype routing practical compared with a fine-pitch package. The supplied results do not identify the development programmer, debugger, or operating voltage, so these must be sourced separately. Before building a board, confirm the power architecture, reset circuit, clock source, programming connector, and every assigned pin from the official data sheet. This application is most appropriate when preserving the M68HC08 learning or product ecosystem is more important than selecting a newer MCU.
Recommended
Recommended Products Summary
Engineering reference data for MC68HC908LD64IFU — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MC68HC908LJ24CPB | MC68HC908LJ24VPB | MC68HC908QT4VPE | MCHC908QT2CDWE | MCHC908JR32PBE | MCHC908JW32FHE |
|---|---|---|---|---|---|---|---|
| Package | 64-QFP (14 x 14 mm) | 64-QFP (14 x 14 mm) - package family requires confirmation | 64-QFP (14 x 14 mm) - package family requires confirmation | 64-QFP (14 x 14 mm) - package family requires confirmation | 64-QFP (14 x 14 mm) - package family requires confirmation | 64-QFP (14 x 14 mm) - package family requires confirmation | 64-QFP (14 x 14 mm) - package family requires confirmation |
| Brand | Freescale Semiconductor | Freescale Semiconductor | Freescale Semiconductor | Freescale Semiconductor | Freescale Semiconductor | Freescale Semiconductor | Freescale Semiconductor |
| CPU Architecture | 8-bit CPU08 | Related MC68HC08-family architecture; exact CPU details not verified | Related MC68HC08-family architecture; exact CPU details not verified | Related MC68HC08-family architecture; exact CPU details not verified | Related MCHC08-family architecture; exact CPU details not verified | Related MCHC08-family architecture; exact CPU details not verified | Related MCHC08-family architecture; exact CPU details not verified |
Key Differentiators
- Exact verified identity (vs MC68HC908LJ24CPB)
- Architecture continuity (vs MCHC908QT2CDWE)
- Package format (vs MC68HC908LJ24VPB)
- Documented procurement visibility (vs MC68HC908QT4VPE)
Design Notes
Do not select a replacement solely because the MPN appears in the same M68HC08 family. Verify the complete pin assignment, memory map, interrupt vector table, clock requirements, reset behavior, and programming procedure against the original device. The supplied data identifies several related family candidates but does not provide enough pin-level equivalence evidence to approve a drop-in substitution. Treat each alternative as provisional until its official data sheet and a physical comparison are completed.
Use the manufacturer package drawing for the 64-QFP footprint rather than relying only on the generic 14 x 14 mm package description. Confirm pin-1 orientation, lead pitch, solder-mask clearance, paste stencil dimensions, and assembly tolerances. Preserve adequate decoupling and routing space near the power pins, and confirm the programming connector and reset network against the exact device pinout. The verified data does not identify a pinout table, so no pin assignments should be inferred from this page.
Before powering an MC68HC908LD64IFU board, obtain the official supply-voltage range, I/O voltage limits, reset thresholds, and power-consumption data. The verified distributor listing does not include those electrical values. Connect only interfaces whose signal levels are confirmed compatible, and include local bypass capacitors and a controlled reset path. For exposed-board testing, use a current-limited supply and inspect the rails before attaching programming hardware or external peripherals.
Keep clock, reset, programming, and sensitive signal routing short and away from noisy switching nodes. Follow the exact package pin numbering from the NXP data sheet and maintain a clear keepout around exposed programming or debug connections where applicable. Because the supplied source does not identify communication peripherals or analog functions, do not assume UART, SPI, CAN, ADC, or LCD signals are available. Confirm each interface requirement before allocating pins or laying out the PCB.
Compliance Information
The supplied verified web data does not state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. These fields remain unknown rather than inferred.
