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MC908LD64IFUE
NXP USA Inc.
IC MCU 8BIT 60KB FLASH 64QFP
24646 Pcs New Original In Stock
HC08 HC08 Microcontroller IC 8-Bit 6MHz 60KB (60K x 8) FLASH 64-QFP (14x14)
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5.0 / 5.0
- (154 Ratings)
MC908LD64IFUE
Product Overview
7226640
DiGi Electronics Part Number
MC908LD64IFUE-DGManufacturer
NXP USA Inc.
MC908LD64IFUE
Description
IC MCU 8BIT 60KB FLASH 64QFPInventory
24646 Pcs New Original In Stock
HC08 HC08 Microcontroller IC 8-Bit 6MHz 60KB (60K x 8) FLASH 64-QFP (14x14)
Quantity
Minimum 1
Minimum 1
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365 - Day Quality Guarantee - Every part fully backed.
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MC908LD64IFUE Technical Specifications
Category
Embedded, Microcontrollers
Packaging
-
Series
HC08
Product Status
Obsolete
DiGi-Electronics Programmable
Not Verified
Core Processor
HC08
Core Size
8-Bit
Speed
6MHz
Connectivity
I2C, USB
Peripherals
OSD, POR, PWM
Number of I/O
39
Program Memory Size
60KB (60K x 8)
Program Memory Type
FLASH
EEPROM Size
-
RAM Size
2K x 8
Voltage - Supply (Vcc/Vdd)
3V ~ 3.6V
Data Converters
A/D 6x8b
Oscillator Type
Internal
Operating Temperature
0°C ~ 85°C (TA)
Mounting Type
Surface Mount
Supplier Device Package
64-QFP (14x14)
Package / Case
64-QFP
Base Product Number
MC908
Datasheet & Documents
HTML Datasheet
MC908LD64IFUE-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.31.0001
Additional Information
Standard Package
420
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
Je suis agréablement surpris par la qualité des produits et par la livraison express. Parfait pour quelqu'un comme moi qui a besoin de matériel fiable rapidement.
de desembre 02, 2025
DiGi Electronics provides top-notch value, combining quality with affordability.
de desembre 02, 2025
Reliable, timely delivery paired with excellent packaging makes them a top choice.
de desembre 02, 2025
The packaging was expertly designed to ensure safety, and the shipping was very fast.
de desembre 02, 2025
Their packaging advantages have helped us cut costs related to product damages and returns.
de desembre 02, 2025
The staff's professionalism makes every interaction pleasant.
de desembre 02, 2025
I value their commitment to fast delivery and continuous support.
de desembre 02, 2025
I appreciate their comprehensive product catalog and straightforward pricing approach.
de desembre 02, 2025
DiGi Electronics' commitment to excellence in both inventory management and after-sales service is evident.
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Frequently Asked Questions (FAQ)
Can I still use the MC908LD64IFUE in a new design despite it being marked as obsolete by NXP, and what are the long-term supply risks I should consider?
While the MC908LD64IFUE is officially obsolete, it remains ROHS3 compliant and has a current stock of over 24,000 units, which may support short-term or legacy redesigns. However, using it in new designs introduces significant supply chain risk—NXP no longer manufactures it, so future restocking is unlikely. For long-term production, consider migrating to a modern equivalent like the NXP S08P64 (e.g., MC9S08PT60CLD), which offers pin-compatible or software-migratable alternatives with enhanced performance, lower power, and active lifecycle support. Always secure a last-time buy agreement if proceeding with the MC908LD64IFUE to avoid mid-production shortages.
What are the key electrical and thermal limitations when replacing the MC908LD64IFUE with a pin-compatible modern MCU like the STMicroelectronics STM8S105K6T6C in a 3.3V automotive-grade application?
The MC908LD64IFUE operates at 3.0–3.6V with a 6MHz internal oscillator and 0°C to 85°C rating, while the STM8S105K6T6C supports 2.95–5.5V and -40°C to 125°C, making it thermally superior but requiring validation of peripheral compatibility. Key risks include differences in I/O voltage thresholds, interrupt latency, and USB/I2C timing—the STM8S lacks native USB, relying on bit-banged emulation, which may not meet timing-critical USB HID requirements the MC908LD64IFUE supports. Additionally, the STM8S uses a different development toolchain (STVD vs. CodeWarrior), increasing firmware porting effort. Always validate signal integrity and power sequencing during drop-in testing.
How does the internal oscillator accuracy of the MC908LD64IFUE affect USB communication reliability, and what design mitigations are needed for robust operation?
The MC908LD64IFUE relies on an internal RC oscillator (±2% typical accuracy at 25°C), which is marginal for USB full-speed (12 Mbps) compliance per USB 2.0 specs requiring ±0.25% clock tolerance. While the USB module includes clock recovery mechanisms, sustained data transfers may experience packet errors or enumeration failures under temperature drift (0°C to 85°C). To mitigate, add an external 4MHz crystal with load capacitors and configure the internal PLL (if available) or use USB suspend/resume polling to maintain sync. Alternatively, consider disabling USB and using I2C for lower-speed communication if timing precision cannot be guaranteed in your environment.
What surface-mount assembly challenges should I expect when reworking the MC908LD64IFUE in a 64-QFP (14x14mm) package, and how does MSL 3 impact production planning?
The MC908LD64IFUE’s 64-QFP package with 0.5mm pitch requires precise stencil printing and reflow profiling to avoid solder bridging, especially given its large thermal pad and dense lead layout. As an MSL 3 component, it can be exposed to ambient conditions for only 168 hours (7 days) after dry bag opening before requiring bake-out (typically 125°C for 24 hours) to prevent moisture-induced delamination or 'popcorning' during reflow. For high-volume production, implement strict FIFO inventory control and moisture barrier bag storage with desiccant. Always verify solder joint integrity via X-ray inspection on initial batches to catch hidden voids under the die pad.
Is the MC908LD64IFUE suitable for safety-critical industrial control systems requiring fault-tolerant operation, and what built-in features or lack thereof limit its use in such applications?
The MC908LD64IFUE lacks essential safety features for fault-tolerant systems, including watchdog timer configurability beyond basic windowed mode, ECC on flash/RAM, and dual-core lockstep architecture. Its single-point failure modes—such as no brown-out reset (only POR) and minimal diagnostic coverage—make it unsuitable for SIL or ISO 13849-compliant designs. While the PWM and A/D modules support basic motor or sensor control, the absence of built-in redundancy, fault injection detection, and certified safety libraries limits deployment to non-critical monitoring tasks. For safety applications, migrate to NXP’s S32K1xx series with ASIL-B support or use external supervisory ICs (e.g., TPS3823) to augment fault detection, though this increases BOM cost and complexity.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
MC908LD64IFUE CAD Models
NXP USA Inc. MC908LD64IFUE PCB symbols & footprints
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