This document describes the STR91xFAxxx series of 16/32-bit Flash microcontrollers based on the ARM966E-S RISC core. Key features include up to 96 MIPS performance, dual burst Flash memories, and a 10/100 Ethernet MAC with DMA. The MCU is designed for applications requiring high-speed processing and multiple communication interfaces.
| Core | ARM966E-S RISC core |
|---|---|
| Max Frequency | 96 MHz |
| Flash Memory | 256 KB/512 KB/1 MB/2 MB |
| SRAM | 64K or 96K bytes |
| USB | Full-speed (12 Mbps) slave device |
| ADC | 8-channel, 10-bit |
| Timers | 4 timers |
| DMA Channels | 9 programmable |
| Operating Voltage | 2.7 V to 3.6 V |
The MCU operates at up to 96 MHz directly from Flash memory.
Yes, it includes a 3-Phase induction motor controller (IMC).
The device features 10/100 Ethernet, USB, CAN 2.0B, UARTs, SPI, SSI, and I2C.
Yes, it is binary compatible with ARM7 code.