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| C8051F331 25 MIPS, 8 kB Flash, 20-Pin Mixed-Signal MCU Analog Peripherals Comparator High-Speed 8051 C Core - - Programmable hysteresis and response time Configurable to generate interrupts or reset Low current (0.4 A) 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 768 bytes data RAM 8 kB Flash; in-system programmable in 512 byte sectors (512 bytes are reserved) 17 port I/O; all are 5 V tolerant Hardware SMBusTM (I2CTM compatible), SPITM, and UART serial ports available concurrently Programmable 16-bit counter/timer array with three capture/compare modules, WDT 4 general-purpose 16-bit counter/timers Real-time clock mode using PCA or timer and external clock source Two internal oscillators: Memory 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 Digital Peripherals Supply Voltage: 2.7 to 3.6 V - Typical operating current: 6.4 mA at 25 MHz 9 A at 32 kHz Typical stop mode current: <0.1 A Clock Sources Temperature Range: -40 to +85 C -25 MHz, 2% accuracy supports UART operation -80 kHz low frequency, low-power External oscillator: Crystal, RC, C, or Clock (1 or 2 pin modes) Can switch between clock sources on-the-fly 20-pin QFN (standard lead and lead-free packages) Lead-free package: C8051F331-GM Standard package: C8051F331 Package Ordering Part Numbers Port 0 Latch UART Timer 0, 1, 2, 3 3-Chnl PCA/ WDT SMBus SPI Port 1 Latch P 1 D r v P 0 D r v X B A R VDD GND Analog/Digital Power 8 kB FLASH 256 Byte SRAM 512 Byte XRAM P0.0/VREF P0.1 P0.2/XTAL1 P0.3/XTAL2 P0.4/TX P0.5/RX P0.6/CNVST P0.7 P1.0 P1.1 P1.2 P1.3 P1.4 P1.5 P1.6 P1.7 C2D Debug HW Reset BrownOut RST/C2CK POR External Oscillator Circuit 8 0 5 1 XTAL1 XTAL2 24.5 MHz (2%) Internal Oscillator 80 kHz Internal Oscillator System Clock C o SFR Bus r e CP0 + - Port 2 Latch C2D P2.0/C2D Small Form Factor Copyright (c) 2005 by Silicon Laboratories 5.5.2005 C8051F331 25 MIPS, 8 kB Flash, 20-Pin Mixed-Signal MCU Selected Electrical Specifications (TA = -40 to +85 C, VDD = 2.7 V unless otherwise specified) PARAMETER GLOBAL CHARACTERISTICS Supply Voltage Supply Current with CPU active CONDITIONS MIN 2.7 TYP 6.4 0.36 20 9 <0.1 MAX 3.6 UNITS V mA mA A A A MHz MHz kHz s A s A s A s A Supply Current (shutdown) Clock Frequency Range Clock = 25 MHz Clock = 1 MHz Clock = 80 kHz; VDD Monitor Disabled Clock = 32 kHz; VDD Monitor Disabled Oscillator off; VDD Monitor Disabled DC 24.0 Note 1 (CP+) - (CP-) = 100 mV (CP+) - (CP-) = 100 mV (CP+) - (CP-) = 100 mV (CP+) - (CP-) = 100 mV 25 24.5 80 0.1 7.6 0.18 3.2 0.32 1.3 1 0.4 25.0 INTERNAL OSCILLATORS Frequency (OSC0) Frequency (OSC1) COMPARATOR Response Time Mode0 Current Consumption Mode0 Response Time Mode1 Current Consumption Mode1 Response Time Mode2 Current Consumption Mode2 Response Time Mode3 Current Consumption Mode3 Note 1: OSC1 can be calibrated in 2.5% steps using an internal calibration register. Package Information Bottom View A A1 A2 A3 b D D2 E E2 e L N ND NE R AA BB CC DD MIN 0.80 0 0 0.18 2.00 2.00 0.45 MM TYP 0.90 0.02 0.65 0.25 0.23 4.00 2.15 4.00 2.15 0.5 0.55 20 5 5 0.435 0.435 0.18 0.18 MAX 1.00 0.05 1.00 0.30 2.35 2.35 0.65 10 6 7 8 9 C8051F330DK Development Kit L 5 11 D2 E2 D2 2 12 R 13 14 15 17 16 4xe E 4 3 e b 2 1 DETAIL 1 20 19 18 E2 2 0.09 4xe D Side View A2 A DETAIL 1 AA BB A3 A1 e Small Form Factor Copyright (c) 2005 by Silicon Laboratories DD CC 5.5.2005 Silicon Laboratories and Silicon Labs are trademarks of Silicon Laboratories Inc. Other products or brandnames mentioned herein are trademarks or registered trademarks of their respective holders |
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