C8051F131R Silicon Labs, C8051F131R Datasheet - Page 43

• 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

AIN2.0/A8/P1.0
AIN2.1/A9/P1.1
ALE/P0.5
WR/P0.7
RD/P0.6
Name
DAC1
P0.0
P0.1
P0.2
P0.3
P0.4
‘F120
‘F122
‘F124
‘F126
99
62
61
60
59
58
57
56
55
36
35
Pin Numbers
‘F121
‘F123
‘F125
‘F127
63
55
54
53
52
51
50
49
48
29
28
Table 4.1. Pin Definitions (Continued)
‘F130
‘F132
62
61
60
59
58
57
56
55
36
35
‘F131
‘F133
55
54
53
52
51
50
49
48
29
28
Rev. 1.4
A Out Digital to Analog Converter 1 Voltage Output.
D I/O Port 0.0. See Port Input/Output section for com-
D I/O Port 0.1. See Port Input/Output section for com-
D I/O Port 0.2. See Port Input/Output section for com-
D I/O Port 0.3. See Port Input/Output section for com-
D I/O Port 0.4. See Port Input/Output section for com-
D I/O ALE Strobe for External Memory Address bus
D I/O /RD Strobe for External Memory Address bus
D I/O /WR Strobe for External Memory Address bus
D I/O
D I/O
Type
A In
A In
C8051F120/1/2/3/4/5/6/7
(See DAC Specification for complete descrip-
tion).
plete description.
plete description.
plete description.
plete description.
plete description.
(multiplexed mode)
Port 0.5
See Port Input/Output section for complete
description.
Port 0.6
See Port Input/Output section for complete
description.
Port 0.7
See Port Input/Output section for complete
description.
ADC2 Input Channel 0 (See ADC2 Specification
for complete description).
Bit 8 External Memory Address bus (Non-multi-
plexed mode)
Port 1.0
See Port Input/Output section for complete
description.
Port 1.1. See Port Input/Output section for com-
plete description.
C8051F130/1/2/3
Description
43