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MCF51AG96CLH
NXP USA Inc.
IC MCU 32BIT 96KB FLASH 64LQFP
8226 Pcs New Original In Stock
Coldfire V1 MCF51AG Microcontroller IC 32-Bit Single-Core 50MHz 96KB (96K x 8) FLASH 64-LQFP (10x10)
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*Quantity
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Minimum 1
5.0 / 5.0
- (90 Ratings)
MCF51AG96CLH
Product Overview
7217099
DiGi Electronics Part Number
MCF51AG96CLH-DGManufacturer
NXP USA Inc.
MCF51AG96CLH
Description
IC MCU 32BIT 96KB FLASH 64LQFPInventory
8226 Pcs New Original In Stock
Coldfire V1 MCF51AG Microcontroller IC 32-Bit Single-Core 50MHz 96KB (96K x 8) FLASH 64-LQFP (10x10)
Quantity
Minimum 1
Minimum 1
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MCF51AG96CLH Technical Specifications
Category
Embedded, Microcontrollers
Packaging
Tray
Series
MCF51AG
Product Status
Active
DiGi-Electronics Programmable
Not Verified
Core Processor
Coldfire V1
Core Size
32-Bit Single-Core
Speed
50MHz
Connectivity
I2C, SCI, SPI
Peripherals
DMA, LVD, PWM, WDT
Number of I/O
53
Program Memory Size
96KB (96K x 8)
Program Memory Type
FLASH
EEPROM Size
-
RAM Size
16K x 8
Voltage - Supply (Vcc/Vdd)
2.7V ~ 5.5V
Data Converters
A/D 19x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Supplier Device Package
64-LQFP (10x10)
Package / Case
64-LQFP
Base Product Number
MCF51
Datasheet & Documents
HTML Datasheet
MCF51AG96CLH-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
3A991A2
HTSUS
8542.31.0001
Additional Information
Other Names
935319577557
568-14931
MCF51AG96CLH-DG
Standard Package
800
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
我第一次在這裡購物就留下了好印象，物流快且穩定，售後服務令人感動，非常值得信賴。
de desembre 02, 2025
Grâce à leur logistique efficace, je peux planifier mes opérations industrielles sans souci.
de desembre 02, 2025
Sehr schnelle Versandzeit und stets freundliche Unterstützung.
de desembre 02, 2025
Ich war erstaunt, wie schnell meine Bestellung bei DiGi Electronics ankam. Außerdem sind die Produkte sehr widerstandsfähig gegen tägliche Belastungen.
de desembre 02, 2025
DiGi Electronics offers impressive cost savings, helping remote workers stretch their budgets.
de desembre 02, 2025
Delivery was faster than I expected, and the customer service kept me updated throughout the process.
de desembre 02, 2025
DiGi Electronics's commitment to proper stock management reduces our procurement worries.
de desembre 02, 2025
Purchasing from DiGi Electronics is stress-free thanks to their supportive team.
de desembre 02, 2025
I feel confident purchasing from DiGi Electronics due to their transparent pricing and reliable quality.
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Frequently Asked Questions (FAQ)
What are the key design risks when replacing a legacy 8051-based system with the MCF51AG96CLH microcontroller in an industrial control application?
When migrating from an 8051 architecture to the MCF51AG96CLH, the primary risks include instruction set incompatibility, memory map differences, and peripheral register layout changes. The ColdFire V1 core uses a 32-bit RISC architecture with a different addressing model, so firmware must be fully rewritten—not just recompiled. Additionally, the MCF51AG96CLH’s 50MHz speed and 16KB RAM may expose timing-sensitive code paths that were previously masked by slower 8051 execution. Ensure your development toolchain supports ColdFire V1 debugging, and validate real-time behavior early using cycle-accurate simulation or hardware-in-loop testing to avoid missed deadlines in time-critical control loops.
Can the MCF51AG96CLH safely operate in a 5V-tolerant I/O environment when powered at 3.3V, and what protection circuitry is recommended?
The MCF51AG96CLH is not inherently 5V-tolerant on its I/O pins when VDD is 3.3V, despite supporting a 2.7V–5.5V supply range. Applying 5V signals to inputs while powered at 3.3V risks damaging the internal ESD diodes and causing latch-up. For reliable interfacing with 5V logic (e.g., legacy sensors or TTL devices), use external level-shifting buffers (such as TXB0108 or SN74LVC8T245) or series current-limiting resistors (≥1kΩ) combined with Schottky clamping diodes to VDD. Always verify signal rise times and ensure no sustained overvoltage exceeds absolute maximum ratings—this is especially critical in noisy industrial environments where transient overshoot is common.
How does the MCF51AG96CLH compare to the STM32F103C8T6 for cost-sensitive motor control applications requiring 12-bit ADC and PWM synchronization?
While both the MCF51AG96CLH and STM32F103C8T6 offer 12-bit ADCs and PWM modules, the STM32F103C8T6 provides hardware-based PWM-ADC synchronization via its advanced-control timer (TIM1), enabling precise sampling at specific motor commutation points—a feature absent in the MCF51AG96CLH’s simpler PWM block. The ColdFire-based MCF51AG96CLH relies on software-triggered ADC conversions, introducing jitter under interrupt load. Additionally, the STM32 benefits from broader ecosystem support, lower unit cost in high volumes, and built-in hardware fault protection. Unless your design already uses NXP tooling or requires ColdFire-specific legacy code reuse, the STM32F103C8T6 is generally superior for deterministic motor control, despite the MCF51AG96CLH’s adequate raw performance.
What reliability concerns should be addressed when deploying the MCF51AG96CLH in automotive under-hood applications near its -40°C to 85°C operating limit?
Although the MCF51AG96CLH is rated for -40°C to 85°C (TA), sustained operation near thermal extremes—especially in under-hood environments—requires careful derating and layout considerations. At 85°C ambient, internal junction temperatures can exceed 100°C during high CPU load, accelerating electromigration and potentially violating long-term reliability targets. Ensure adequate copper pour for thermal dissipation, avoid placing heat-generating components nearby, and consider reducing clock frequency if sustained computational load exceeds 70% duty cycle. Also, validate flash memory retention and ADC accuracy across the full temperature range, as datasheet specs are typically measured at 25°C. For mission-critical systems, implement periodic self-tests and watchdog monitoring to detect early degradation.
Is it safe to disable the internal oscillator and rely solely on an external crystal for the MCF51AG96CLH in a high-vibration industrial setting?
Disabling the internal oscillator and using only an external crystal with the MCF51AG96CLH introduces mechanical reliability risks in high-vibration environments. While the part supports external crystals, PCB-mounted crystals (especially HC-49 packages) can suffer from microcracking or frequency drift under sustained shock/vibration. Instead, consider using a ruggedized MEMS oscillator (e.g., SiT8008 or TXC 7A series) connected to the EXTAL pin, which offers superior g-sensitivity and startup consistency. If a crystal is mandatory, select a surface-mount, low-profile type (e.g., 3225 package) with proper conformal coating and secure mounting. Always enable the oscillator fail detect (OSCFD) feature in the MCF51AG96CLH to trigger a safe fallback mode if clock instability occurs.
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.
MCF51AG96CLH CAD Models
NXP USA Inc. MCF51AG96CLH PCB symbols & footprints
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