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| TYPE | DESCRIPTION |
| Mfr | Silicon Labs |
| Series | C8051F31x |
| Package | Tape & Reel (TR) |
| Product Status | Not For New Designs |
| DigiKey Programmable | Not Verified |
| Core Processor | 8051 |
| Core Size | 8-Bit |
| Speed | 25MHz |
| Connectivity | SMBus (2-Wire/I²C), SPI, UART/USART |
| Peripherals | POR, PWM, Temp Sensor, WDT |
| Number of I/O | 25 |
| Program Memory Size | 16KB (16K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 1.25K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 3.6V |
| Data Converters | A/D 17x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 28-VFQFN Exposed Pad |
| Supplier Device Package | 28-QFN (5x5) |
| Base Product Number | C8051F311 |
1
21.38
21.38
10
19.644
196.44
25
18.8372
470.93
100
16.5974
1659.74
250
15.78012
3945.03
500
14.76108
7380.54
(SN).jpg "S11B-PH-K(LF)(SN)")
