C8051F131R Silicon Labs, C8051F131R Datasheet - Page 60

• Manufacturer Part Number: C8051F131R
• Description: 8-bit Microcontrollers - MCU 128kB 100MIPS 8448B RAM
• Manufacturer: Silicon Labs

Specifications of C8051F131R

• Product Category: 8-bit Microcontrollers - MCU
• Core: 8051
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 100 MHz
• Program Memory Size: 128 KB
• Data Ram Size: 8.25 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 2.7 V to 3.6 V
• Package / Case: TQFP-64
• Mounting Style: SMD/SMT
• A/d Bit Size: 10 bit
• A/d Channels Available: 9
• Data Rom Size: 64 KB
• Interface Type: I2C, SMBus, SPI, UART
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 32
• Number Of Timers: 16 bit
• Processor Series: C8051
• Program Memory Type: Flash
• Factory Pack Quantity: 500
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 3 V

C8051F120/1/2/3/4/5/6/7
C8051F130/1/2/3
60
Bits7–4: UNUSED. Read = 0000b; Write = don’t care.
Bit3:
Bit2:
Bit1:
Bit0:
SFR Page:
SFR Address:
Note:
R/W
Bit7
-
AIN67IC: AIN0.6, AIN0.7 Input Pair Configuration Bit.
0: AIN0.6 and AIN0.7 are independent single-ended inputs.
1: AIN0.6, AIN0.7 are (respectively) +, – differential input pair.
AIN45IC: AIN0.4, AIN0.5 Input Pair Configuration Bit.
0: AIN0.4 and AIN0.5 are independent single-ended inputs.
1: AIN0.4, AIN0.5 are (respectively) +, – differential input pair.
AIN23IC: AIN0.2, AIN0.3 Input Pair Configuration Bit.
0: AIN0.2 and AIN0.3 are independent single-ended inputs.
1: AIN0.2, AIN0.3 are (respectively) +, – differential input pair.
AIN01IC: AIN0.0, AIN0.1 Input Pair Configuration Bit.
0: AIN0.0 and AIN0.1 are independent single-ended inputs.
1: AIN0.0, AIN0.1 are (respectively) +, – differential input pair.
The ADC0 Data Word is in 2’s complement format for channels configured as differential.
0
0xBA
R/W
Bit6
-
SFR Definition 5.1. AMX0CF: AMUX0 Configuration
R/W
Bit5
-
R/W
Bit4
-
Rev. 1.4
AIN67IC
R/W
Bit3
AIN45IC
R/W
Bit2
AIN23IC
R/W
Bit1
AIN01IC 00000000
R/W
Bit0
Reset Value