32-bit Coldfire V1 microcontroller featuring a 256KB FLASH memory and 32KB RAM. Operates at up to 50MHz with a 32-bit data bus. Offers 54 I/Os, including 69 programmable I/Os, and supports I2C, SPI, CAN, and SCI interfaces. Includes 8 timers/counters, PWM, WDT, and LVD peripherals. Operates within a 2.7V to 5.5V supply voltage range and a temperature range of -40°C to 85°C. Packaged in a 64-pin LQFP.
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NXP PCF51AC256ACPUE technical specifications.
| Package/Case | LQFP |
| Core Architecture | Coldfire |
| Data Bus Width | 32b |
| Halogen Free | Halogen Free |
| Interface | I2C, SPI, CAN, SCI |
| Max Frequency | 200kHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Memory Size | 256KB |
| Memory Type | FLASH, |
| Min Supply Voltage | 2.7V |
| Number of I/Os | 54 |
| Number of Programmable I/O | 69 |
| Number of Timers/Counters | 8 |
| Oscillator Type | External |
| Package Quantity | 160 |
| Packaging | Tray |
| Peripherals | PWM, WDT, LVD |
| Radiation Hardening | No |
| RAM Size | 32KB |
| Series | MCF51AC |
| Watchdog Timer | Yes |
| Weight | 0.012224oz |
| RoHS | Compliant |
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