C8051F131R Silicon Labs, C8051F131R Datasheet - Page 246

• 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
246
Bit7:
Bit6:
Bit5:
Bit4:
Bit3:
Bit2:
Bit1:
Bit0:
SYSCKE
R/W
Bit7
SYSCKE: /SYSCLK Output Enable Bit.
0: /SYSCLK unavailable at Port pin.
1: /SYSCLK (divided by 1, 2, 4, or 8) routed to Port pin. divide factor is determined by the
CLKDIV1–0 bits in register CLKSEL (See
T2EXE: T2EX Input Enable Bit.
0: T2EX unavailable at Port pin.
1: T2EX routed to Port pin.
T2E: T2 Input Enable Bit.
0: T2 unavailable at Port pin.
1: T2 routed to Port pin.
INT1E: /INT1 Input Enable Bit.
0: /INT1 unavailable at Port pin.
1: /INT1 routed to Port pin.
T1E: T1 Input Enable Bit.
0: T1 unavailable at Port pin.
1: T1 routed to Port pin.
INT0E: /INT0 Input Enable Bit.
0: /INT0 unavailable at Port pin.
1: /INT0 routed to Port pin.
T0E: T0 Input Enable Bit.
0: T0 unavailable at Port pin.
1: T0 routed to Port pin.
CP1E: CP1 Output Enable Bit.
0: CP1 unavailable at Port pin.
1: CP1 routed to Port pin.
T2EXE
SFR Definition 18.2. XBR1: Port I/O Crossbar Register 1
R/W
Bit6
T2E
R/W
Bit5
INT1E
R/W
Bit4
Rev. 1.4
T1E
R/W
Bit3
Section “14. Oscillators” on page 185
INT0E
R/W
Bit2
T0E
R/W
Bit1
SFR Address:
SFR Page:
CP1E
R/W
Bit0
0xE2
F
00000000
Reset Value
).