C8051F317
25 MIPS, 16 kB Flash, 24-Pin Mixed-Signal MCU
Analog Peripherals
Two Comparators
High-Speed 8051 µC Core
-----Pipelined instruction architecture; executes 70% of instructions in 1 or 2 system clocks
Up to 25MIPS throughput with 25MHz system clockExpanded interrupt handler
---
Programmable hysteresis and response timeConfigurable to generate interrupts or resetLow current (<0.5 µA)
POR/Brown-Out Detector
Memory
1280 bytes data RAM (1024 + 256)
16kB Flash; in-system programmable in 512-byte sectors (512 bytes are reserved)
On-Chip Debug
---On-chip debug circuitry facilitates full speed, non-intrusive in-system debug (no emulator required)
Provides breakpoints, single stepping, watchpointsInspect/modify memory, registers, and stack
Digital Peripherals
----------21 port I/O; all are 5 V tolerant
1 Enhanced Hardware SMBus™ (I2C™ compatible) and UART serial port
Programmable 16-bit counter/timer array with three capture/compare modules, WDT
5 general-purpose 16-bit counter/timers
Dedicated watchdog timer; bidirectional resetReal-time clock mode for maximum power saving
Superior performance to emulation systems using ICE-chips, target pods, and sockets
Supply Voltage: 2.7 to 3.6 V
---Typical operating current: 5 mA at 25 MHzTypical: 11 µA at 32kHz
Target stop mode current: <0.1 µA
Temperature Range: –40 to +85°CClock Sources
Internal oscillator: 24.5MHz, 2% accuracy supports UART operationExternal oscillator: Crystal, RC, C, or Clock (1 or 2 pin modes)Can switch between clock sources on-the-fly
Package
24-pin QFN (lead-free package)
VDDAnalog/Digital PowerPort 0 LatchPort 1 LatchGNDUARTC2DP0 DrvCROSSBARP1 DrvP2 DrvP3 DrvCP0P0.0/VREFP0.1P0.2/XTAL1P0.3/XTAL2P0.4/TXP0.5/RXP0.6/CNVSTP0.7Debug HWReset/RST/C2CKPORBrown-Out8051 16 kB FLASH256 byte SRAM1 kB SRAMTimer 0,1,2,3 / RTCPCA/WDTSMBusSPIPort 2 LatchP1.0P1.1P1.2P1.3P1.4P1.5XTAL1XTAL2External OscillatorCircuit2%Internal OscillatorSystem ClockCoSFR BusreP2.0P2.1P2.2P2.3P2.4P2.5P3.0/C2DPort 3 Latch+-+-CP1Small Form FactorCopyright © 2005 by Silicon Laboratories9.14.2005
Global Characteristics
Supply VoltageSupply Current
Clock = 25MHzClock = 1MHz
Clock = 32kHz; VDD Monitor Disabled
Oscillator off; VDD Monitor EnabledOscillator off; VDD Monitor Disabled
Internal Oscillator
Frequency
24.0
24.5
25
MHz
2.7————DC
—6.40.36910<0.1—
3.6————25
VmAmAµAµAµAMHz
Supply Current(shutdown)
Clock Frequency Range
Package Information
AA1bDD2eEE2LL1aaabbbcccdddMMMinTypMax0.700.750.800.000.020.050.180.250.304.00 BSC2.502.602.700.50 BSC4.00 BSC2.502.602.700.350.400.45——0.15——0.10——0.10——0.05——0.10C8051F310DK Development Kit
Small Form FactorCopyright © 2005 by Silicon Laboratories9.14.2005
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