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Total Products: 5,391
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Sheet		Part NumberManufacturerDescriptionCategoryDevice PackageVoltageOperating
Temp		Additional SpecificationsQtyGet A
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C8051F537-C-IMR
C8051F537-C-IMRSilicon LabsIC MCU 8BIT 2KB FLASH 20QFNMicrocontrollers20-QFN (4x4)N/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
25MHz
Connectivity:
SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number of I/O:
16
Program Memory Size:
2KB (2K x 8)
Program Memory Type:
FLASH
RAM Size:
256 x 8
Voltage – Supply (Vcc/Vdd):
2V ~ 5.25V
Data Converters:
A/D 16x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-QFN (4×4)
Package / Case:
20-VFQFN Exposed Pad
434
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C8051F537-C-IT
C8051F537-C-ITSilicon LabsIC MCU 8BIT 2KB FLASH 20TSSOPMicrocontrollers20-TSSOPN/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
25MHz
Connectivity:
SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number of I/O:
16
Program Memory Size:
2KB (2K x 8)
Program Memory Type:
FLASH
RAM Size:
256 x 8
Voltage – Supply (Vcc/Vdd):
2V ~ 5.25V
Data Converters:
A/D 16x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-TSSOP
Package / Case:
20-TSSOP (0.173″”, 4.40mm Width)
204
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C8051F537-C-ITR
C8051F537-C-ITRSilicon LabsIC MCU 8BIT 2KB FLASH 20TSSOPMicrocontrollers20-TSSOPN/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
25MHz
Connectivity:
SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number of I/O:
16
Program Memory Size:
2KB (2K x 8)
Program Memory Type:
FLASH
RAM Size:
256 x 8
Voltage – Supply (Vcc/Vdd):
2V ~ 5.25V
Data Converters:
A/D 16x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-TSSOP
Package / Case:
20-TSSOP (0.173″”, 4.40mm Width)
848
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C8051F537-IM
C8051F537-IMSilicon LabsIC MCU 8BIT 2KB FLASH 20QFNMicrocontrollers20-QFN (4x4)N/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
25MHz
Connectivity:
SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number of I/O:
16
Program Memory Size:
2KB (2K x 8)
Program Memory Type:
FLASH
RAM Size:
256 x 8
Voltage – Supply (Vcc/Vdd):
2V ~ 5.25V
Data Converters:
A/D 16x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-QFN (4×4)
Package / Case:
20-VFQFN Exposed Pad
792
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C8051F537-IT
C8051F537-ITSilicon LabsIC MCU 8BIT 2KB FLASH 20TSSOPMicrocontrollers20-TSSOPN/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
25MHz
Connectivity:
SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number of I/O:
16
Program Memory Size:
2KB (2K x 8)
Program Memory Type:
FLASH
RAM Size:
256 x 8
Voltage – Supply (Vcc/Vdd):
2V ~ 5.25V
Data Converters:
A/D 16x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-TSSOP
Package / Case:
20-TSSOP (0.173″”, 4.40mm Width)
1,146
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C8051F537A-IM
C8051F537A-IMSilicon LabsIC MCU 8BIT 2KB FLASH 20QFNMicrocontrollers20-QFN (4x4)N/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
25MHz
Connectivity:
SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number of I/O:
16
Program Memory Size:
2KB (2K x 8)
Program Memory Type:
FLASH
RAM Size:
256 x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.25V
Data Converters:
A/D 16x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-QFN (4×4)
Package / Case:
20-VFQFN Exposed Pad
319
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C8051F537A-IMR
C8051F537A-IMRSilicon LabsIC MCU 8BIT 2KB FLASH 20QFNMicrocontrollers20-QFN (4x4)N/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
25MHz
Connectivity:
SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number of I/O:
16
Program Memory Size:
2KB (2K x 8)
Program Memory Type:
FLASH
RAM Size:
256 x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.25V
Data Converters:
A/D 16x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-QFN (4×4)
Package / Case:
20-VFQFN Exposed Pad
1,218
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C8051F537A-IT
C8051F537A-ITSilicon LabsIC MCU 8BIT 2KB FLASH 20TSSOPMicrocontrollers20-TSSOPN/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
25MHz
Connectivity:
SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number of I/O:
16
Program Memory Size:
2KB (2K x 8)
Program Memory Type:
FLASH
RAM Size:
256 x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.25V
Data Converters:
A/D 16x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-TSSOP
Package / Case:
20-TSSOP (0.173″”, 4.40mm Width)
1,215
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C8051F537A-ITR
C8051F537A-ITRSilicon LabsIC MCU 8BIT 2KB FLASH 20TSSOPMicrocontrollers20-TSSOPN/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
25MHz
Connectivity:
SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number of I/O:
16
Program Memory Size:
2KB (2K x 8)
Program Memory Type:
FLASH
RAM Size:
256 x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.25V
Data Converters:
A/D 16x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-TSSOP
Package / Case:
20-TSSOP (0.173″”, 4.40mm Width)
213
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C8051F540-IM
C8051F540-IMSilicon LabsIC MCU 8BIT 16KB FLASH 32QFNMicrocontrollers32-QFN (5x5)N/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
50MHz
Connectivity:
SMBus (2-Wire/I2C), LINbus, 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
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.25V
Data Converters:
A/D 25x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFN (5×5)
Package / Case:
32-VFQFN Exposed Pad
1,070
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C8051F540-IMR
C8051F540-IMRSilicon LabsIC MCU 8BIT 16KB FLASH 32QFNMicrocontrollers32-QFN (5x5)N/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
50MHz
Connectivity:
SMBus (2-Wire/I2C), LINbus, 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
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.25V
Data Converters:
A/D 25x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFN (5×5)
Package / Case:
32-VFQFN Exposed Pad
96
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C8051F540-IQ
C8051F540-IQSilicon LabsIC MCU 8BIT 16KB FLASH 32LQFPMicrocontrollers32-LQFP (7x7)N/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
50MHz
Connectivity:
SMBus (2-Wire/I2C), LINbus, 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
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.25V
Data Converters:
A/D 25x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-LQFP (7×7)
Package / Case:
32-LQFP
1,460
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C8051F540-IQR
C8051F540-IQRSilicon LabsIC MCU 8BIT 16KB FLASH 32LQFPMicrocontrollers32-LQFP (7x7)N/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
50MHz
Connectivity:
SMBus (2-Wire/I2C), LINbus, 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
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.25V
Data Converters:
A/D 25x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-LQFP (7×7)
Package / Case:
32-LQFP
185
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C8051F541-IM
C8051F541-IMSilicon LabsIC MCU 8BIT 16KB FLASH 32QFNMicrocontrollers32-QFN (5x5)N/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
50MHz
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
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.25V
Data Converters:
A/D 25x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFN (5×5)
Package / Case:
32-VFQFN Exposed Pad
439
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C8051F541-IMR
C8051F541-IMRSilicon LabsIC MCU 8BIT 16KB FLASH 32QFNMicrocontrollers32-QFN (5x5)N/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
50MHz
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
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.25V
Data Converters:
A/D 25x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFN (5×5)
Package / Case:
32-VFQFN Exposed Pad
928
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C8051F541-IQ
C8051F541-IQSilicon LabsIC MCU 8BIT 16KB FLASH 32LQFPMicrocontrollers32-LQFP (7x7)N/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
50MHz
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
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.25V
Data Converters:
A/D 25x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-LQFP (7×7)
Package / Case:
32-LQFP
1,489
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C8051F541-IQR
C8051F541-IQRSilicon LabsIC MCU 8BIT 16KB FLASH 32LQFPMicrocontrollers32-LQFP (7x7)N/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
50MHz
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
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.25V
Data Converters:
A/D 25x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-LQFP (7×7)
Package / Case:
32-LQFP
1,103
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C8051F542-IM
C8051F542-IMSilicon LabsIC MCU 8BIT 16KB FLASH 24QFNMicrocontrollers24-QFN (4x4)N/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
50MHz
Connectivity:
SMBus (2-Wire/I2C), LINbus, SPI, UART/USART
Peripherals:
POR, PWM, Temp Sensor, WDT
Number of I/O:
18
Program Memory Size:
16KB (16K x 8)
Program Memory Type:
FLASH
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.25V
Data Converters:
A/D 18x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
24-QFN (4×4)
Package / Case:
24-WFQFN Exposed Pad
588
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C8051F542-IMR
C8051F542-IMRSilicon LabsIC MCU 8BIT 16KB FLASH 24QFNMicrocontrollers24-QFN (4x4)N/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
50MHz
Connectivity:
SMBus (2-Wire/I2C), LINbus, SPI, UART/USART
Peripherals:
POR, PWM, Temp Sensor, WDT
Number of I/O:
18
Program Memory Size:
16KB (16K x 8)
Program Memory Type:
FLASH
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.25V
Data Converters:
A/D 18x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
24-QFN (4×4)
Package / Case:
24-WFQFN Exposed Pad
526
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C8051F543-IM
C8051F543-IMSilicon LabsIC MCU 8BIT 16KB FLASH 24QFNMicrocontrollers24-QFN (4x4)N/A-40°C ~ 125°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
50MHz
Connectivity:
SMBus (2-Wire/I2C), SPI, UART/USART
Peripherals:
POR, PWM, Temp Sensor, WDT
Number of I/O:
18
Program Memory Size:
16KB (16K x 8)
Program Memory Type:
FLASH
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.25V
Data Converters:
A/D 18x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 125°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
24-QFN (4×4)
Package / Case:
24-WFQFN Exposed Pad
160
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