C8051F326

C8051F326/7 Full Speed USB, 16 kB Flash MCU Family USB Function Controller - USB specification 2.0 compliant - Full speed (12 Mbps) or low speed (1.5 Mbps) operation - Integrated clock recovery; no external crystal required for full speed or low speed - Supports three fixed-function endpoints - 256 Byte USB buffer memory - Integrated transceiver; no external resistors required On-Chip Debug - On-chip debug circuitry facilitates full speed, non-intrusive in-system debug (no emulator required) - Provides breakpoints, single stepping, inspect/modify memory and registers - Superior performance to emulation systems using ICE-chips, target pods, and sockets Voltage Supply Input: 2.7 to 5.25 V - Voltages from 3.6 to 5.25 V supported using On-Chip Voltage Regulator High-Speed 8051 µC Core - Pipelined instruction architecture; executes 70% of instructions in 1 or 2 system clocks - Up to 25 MIPS throughput with 25 MHz clock - Expanded interrupt handler Memory - 1536 bytes internal RAM (1 k + 256 + 256 USB FIFO) - 16k bytes Flash; In-system programmable in 512-byte sectors Digital Peripherals - 15 Port I/O; All 5 V tolerant with high sink current - Enhanced UART - Two general purpose 16-bit timers Clock Sources - Internal oscillator: 0.25% accuracy with clock recovery enabled. Supports all USB and UART modes - External CMOS clock - Can switch between clock sources on-the-fly; useful in power saving strategies Packages - 28-pin QFN - Temperature Range: –40 to +85 °C Rev. 1.1 8/08 AN...