32-bit Coldfire microcontroller featuring 256KB FLASH memory and 32KB RAM. Operates at a maximum frequency of 50.33MHz with an external oscillator. Offers 54 programmable I/O pins and supports SPI, SCI, I2C, and CAN interfaces. Includes peripherals such as PWM, WDT, and LVD. Packaged in a PQFP, this surface-mount component operates from 2.7V to 5.5V and is RoHS compliant.
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NXP MCF51AC256ACFUE technical specifications.
| Package/Case | PQFP |
| Core Architecture | Coldfire |
| Data Bus Width | 32b |
| Frequency | 50.33MHz |
| Halogen Free | Halogen Free |
| Interface | SPI, SCI, I2C, CAN |
| Lead Free | Lead Free |
| Max Frequency | 50.33MHz |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 5.5V |
| Memory Size | 256KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 2.7V |
| Mount | Surface Mount |
| Number of I/Os | 54 |
| Number of Programmable I/O | 54 |
| Number of Timers/Counters | 8 |
| Operating Supply Voltage | 3.6V |
| Oscillator Type | External |
| Package Quantity | 84 |
| Packaging | Tray |
| Peripherals | PWM, WDT, LVD |
| Radiation Hardening | No |
| RAM Size | 32KB |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | MCF51AC |
| Watchdog Timer | Yes |
| Weight | 0.032156oz |
| RoHS | Compliant |
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