| Manufacturer | NXP USA Inc. |
| Series | MCF51AC |
| Packaging | Tape & Reel (TR) |
| Part Status | Obsolete |
| Core Processor | Coldfire V1 |
| Core Size | 32-Bit |
| Speed | 50MHz |
| Connectivity | I²C, SCI, SPI |
| Peripherals | LVD, PWM, WDT |
| Number of I/O | 69 |
| Program Memory Size | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 32K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.7 V ~ 5.5 V |
| Data Converters | A/D 24x12b |
| Oscillator Type | External |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Package / Case | 80-LQFP |
| Supplier Device Package | 80-LQFP (14x14) |
| Base Part Number | MCF51AC256 |
IC MCU 32BIT 256KB FLASH 80LQFP - Coldfire V1 MCF51AC Microcontroller IC 32-Bit 50MHz 256KB (256K x 8) FLASH 80-LQFP (14x14)
Integrated circuits MCF51AC256BCLKER
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