C8051F304
25 MIPS, 4 kB Flash, 11-Pin Mixed-Signal MCU
Analog Peripherals
Comparator
High-Speed 8051 µC Core
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Programmable hysteresis and response time Configurable to generate interrupts or reset Low current (0.4 µA)
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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 256 bytes data RAM 4 kB Flash; in-system programmable in 512 byte sectors (512 bytes are reserved) 8 port I/O; all are 5 V tolerant Enhanced Hardware SMBus™ (I2C™ compatible) and UART serial ports Programmable 16-bit counter/timer array with three capture/compare modules, WDT 3 general-purpose 16-bit counter/timers Dedicated watchdog timer; bidirectional reset Real-time clock mode using PCA or timer and external clock source Internal oscillator: 20 MHz nominal External oscillator: Crystal, RC, C, or Clock (1 or 2 pin modes) Can switch between clock sources on-the-fly 11-pin MLP (Standard Lead and Lead-free packages) Lead-free package: C8051F304-GM Standard package: C8051F304
POR/Brown-Out Detector
On-Chip Debug
On-chip debug circuitry facilitates full speed, non-intrusive in-system debug (no emulator required) Provides breakpoints, single stepping, watchpoints Inspect/modify memory, registers, and stack Superior performance to emulation systems using ICE-chips, target pods, and sockets Typical operating current: 5.8 mA at 25 MHz 11 µA at 32 kHz Typical stop mode current:
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