32-bit microcontroller featuring a Coldfire core architecture with a 32-bit data bus. Offers 256KB of FLASH memory and 32KB of RAM. Includes 54 I/Os, 69 programmable I/Os, and 8 timers/counters. Supports I2C, SPI, and SCI interfaces, with peripherals like PWM, WDT, and LVD. Operates from 2.7V to 5.5V, with a maximum frequency of 200kHz and an operating temperature range of -40°C to 85°C. Packaged in a QFP tray, this component is halogen and lead-free.
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NXP PCF51AC256BCFUE technical specifications.
| Package/Case | QFP |
| Core Architecture | Coldfire |
| Data Bus Width | 32b |
| Halogen Free | Halogen Free |
| Interface | I2C, SPI, SCI |
| Lead Free | Lead Free |
| 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 | 84 |
| Packaging | Tray |
| Peripherals | PWM, WDT, LVD |
| Radiation Hardening | No |
| RAM Size | 32KB |
| Series | MCF51AC |
| Watchdog Timer | Yes |
| Weight | 0.032156oz |
| RoHS | Compliant |
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