The SP430F5438AIPZR is a 16-bit microcontroller from Texas Instruments, featuring 256KB of FLASH memory and 16KB of RAM. It operates at a maximum frequency of 18MHz and is packaged in a LQFP. The device supports I2C, SPI, and UART interfaces, and has 87 programmable I/O pins and 3 timers/counters. It also features a watchdog timer and operates over a temperature range of -40°C to 85°C.
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| Package/Case | LQFP |
| Data Bus Width | 16b |
| Interface | I2C, SPI, UART |
| Max Frequency | 18MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 256KB |
| Memory Type | FLASH |
| Min Operating Temperature | -40°C |
| Number of Programmable I/O | 87 |
| Number of Timers/Counters | 3 |
| RAM Size | 16KB |
| Watchdog Timer | Yes |
| RoHS | Compliant |
