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| PartNumber | MCF51AC256BCLKE | MCF51AC256BCLKER |
| Description | 32-bit Microcontrollers - MCU 256KFLASH,32K RAM NO CAN | 32-bit Microcontrollers - MCU MCF51AC 32-bit MCU, ColdFire V1 core, 256KB Flash, 50MHz, QFP 80 |
| Manufacturer | NXP | NXP |
| Product Category | 32-bit Microcontrollers - MCU | 32-bit Microcontrollers - MCU |
| RoHS | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT |
| Package / Case | LQFP-80 | LQFP-80 |
| Series | MCF51AC256 | MCF51AC256 |
| Core | ColdFire V1 | ColdFire V1 |
| Data Bus Width | 32 bit | 32 bit |
| Maximum Clock Frequency | 50.33 MHz | 50.33 MHz |
| Program Memory Size | 256 kB | 256 kB |
| Data RAM Size | 32 kB | 32 kB |
| ADC Resolution | 12 bit | 12 bit |
| Number of I/Os | 69 I/O | 69 I/O |
| Operating Supply Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C |
| Packaging | Tray | Reel |
| Height | 1.5 mm | 1.4 mm |
| Length | 14 mm | 14 mm |
| Program Memory Type | Flash | Flash |
| Width | 14 mm | 14 mm |
| Brand | NXP / Freescale | NXP / Freescale |
| Interface Type | SCI, SPI | SCI, SPI |
| Moisture Sensitive | Yes | - |
| Number of ADC Channels | 24 | 24 |
| Number of Timers/Counters | 12 Timer | 12 Timer |
| Processor Series | MCF51AC | MCF51AC |
| Product Type | 32-bit Microcontrollers - MCU | 32-bit Microcontrollers - MCU |
| Factory Pack Quantity | 450 | 1000 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V |
| Supply Voltage Min | 2.7 V | 2.7 V |
| Tradename | ColdFire | ColdFire |
| Part # Aliases | 935313384557 | 935313384528 |
| Unit Weight | 0.022489 oz | 0.022489 oz |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
NXP / Freescale |
MCF51AC256BCLKE | 32-bit Microcontrollers - MCU 256KFLASH,32K RAM NO CAN | |
| MCF51AC256BCLKER | 32-bit Microcontrollers - MCU MCF51AC 32-bit MCU, ColdFire V1 core, 256KB Flash, 50MHz, QFP 80 | ||
NXP Semiconductors |
MCF51AC256BCLKER | Microcontrollers - MCU 32-bit Microcontrollers - MCU 256KFLASH,32K RAM NO CAN | |
| MCF51AC256BCLKE | Microcontrollers - MCU 32-bit Microcontrollers - MCU 256KFLASH,32K RAM NO CAN | ||
| MCF51AC256BCLKER-CUT TAPE | New and Original |