C8051F331 Silicon Laboratories Inc, C8051F331 Datasheet - Page 33

• Manufacturer Part Number: C8051F331
• Description: IC 8051 MCU 8K FLASH 20MLP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F33xr

Specifications of C8051F331

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 17
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-QFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

/R S T
G N D
V D D
P 0 .3
P 0 .2
P 0 .1
P 0 .0
P 2 .0
P 1 .7
P 1 .6
Figure 4.5. DIP-20 Pinout Diagram (Top View)
1
2
3
4
5
6
7
8
9
1 0
C8051F330/1, C8051F330D
Rev. 1.2
2 0
1 9
1 8
1 7
1 6
1 5
1 4
1 3
1 2
1 1
P 0 .4
P 0 .5
P 0 .6
P 0 .7
P 1 .0
P 1 .1
P 1 .2
P 1 .3
P 1 .4
P 1 .5
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