C8051F131R Silicon Labs, C8051F131R Datasheet - Page 307

• 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

X = Don’t care
*Note: SCA1-SCA0 and T1M bit definitions can be found in
X = Don’t care
*Note: SCA1-SCA0 and T1M bit definitions can be found in
Baud Rate
Baud Rate
230400
115200
230400
115200
Target
Target
57600
28800
14400
57600
28800
14400
(bps)
(bps)
9600
9600
2400
Table 22.4. Timer Settings for Standard Baud Rates Using the PLL
Table 22.5. Timer Settings for Standard Baud Rates Using the PLL
Baud Rate
Baud Rate
% Error
% Error
-0.01%
-0.01%
-0.47%
-0.01%
-0.01%
-0.01%
-0.01%
0.45%
0.22%
0.45%
0.45%
0.45%
0.22%
tor Divide
tor Divide
Oscilla-
Oscilla-
Factor
Factor
10464
20832
1736
3480
6912
1736
3480
5208
434
872
218
434
872
Frequency: 100.0 MHz
Frequency: 50.0 MHz
SYSCLK / 12
SYSCLK / 48
SYSCLK / 48
SYSCLK / 12
SYSCLK / 12
SYSCLK / 48
Timer Clock
Timer Clock
SYSCLK / 4
SYSCLK / 4
SYSCLK / 4
SYSCLK / 4
SYSCLK
SYSCLK
SYSCLK
Source
Rev. 1.4
Source
C8051F120/1/2/3/4/5/6/7
Section 23.1
Section 23.1
SCA1-SCA0
SCA1-SCA0
(pre-scale
(pre-scale
select)*
select)*
XX
XX
XX
01
01
00
10
10
01
01
00
00
10
C8051F130/1/2/3
.
.
T1M*
T1M*
1
0
0
0
0
0
1
1
0
0
0
0
0
Value (hex)
Value (hex)
Timer 1
Timer 1
Reload
Reload
0x6F
0x6F
0xB8
0x93
0x27
0x93
0x27
0x27
0x27
0x27
0x93
0x27
0x93
307