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Total Products: 236,805
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Sheet		Part NumberManufacturerDescriptionCategoryDevice PackageVoltageOperating
Temp		Additional SpecificationsQtyGet A
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EFM8UB11F16G-C-QSOP24R
EFM8UB11F16G-C-QSOP24RSilicon LabsIC MCU 8BIT 16KB FLASH 24QSOPMicrocontrollers24-QSOPN/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
50MHz
Connectivity:
I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
17
Program Memory Size:
16KB (16K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
1.71V ~ 3.6V
Data Converters:
A/D 15x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
24-QSOP
Package / Case:
24-SSOP (0.154″”, 3.90mm Width)
771
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EFM8UB20F32G-A-QFN32
EFM8UB20F32G-A-QFN32Silicon LabsIC MCU 8BIT 32KB FLASH 32QFNMicrocontrollers32-QFN (5x5)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
25
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 20x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFN (5×5)
Package / Case:
32-VFQFN Exposed Pad
301
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EFM8UB20F32G-A-QFN32R
EFM8UB20F32G-A-QFN32RSilicon LabsIC MCU 8BIT 32KB FLASH 32QFNMicrocontrollers32-QFN (5x5)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
25
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 20x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFN (5×5)
Package / Case:
32-VFQFN Exposed Pad
1,022
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EFM8UB20F32G-A-QFP32
EFM8UB20F32G-A-QFP32Silicon LabsIC MCU 8BIT 32KB FLASH 32QFPMicrocontrollers32-QFP (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
25
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 20x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFP (7×7)
Package / Case:
32-LQFP
490
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EFM8UB20F32G-A-QFP32R
EFM8UB20F32G-A-QFP32RSilicon LabsIC MCU 8BIT 32KB FLASH 32QFPMicrocontrollers32-QFP (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
25
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 20x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFP (7×7)
Package / Case:
32-LQFP
652
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EFM8UB20F32G-A-QFP48
EFM8UB20F32G-A-QFP48Silicon LabsIC MCU 8BIT 32KB FLASH 48TQFPMicrocontrollers48-TQFP (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
EBI/EMI, I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
40
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 32x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
48-TQFP (7×7)
Package / Case:
48-TQFP
178
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EFM8UB20F32G-A-QFP48R
EFM8UB20F32G-A-QFP48RSilicon LabsIC MCU 8BIT 32KB FLASH 48TQFPMicrocontrollers48-TQFP (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
EBI/EMI, I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
40
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 32x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
48-TQFP (7×7)
Package / Case:
48-TQFP
267
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EFM8UB20F32G-B-QFN32
EFM8UB20F32G-B-QFN32Silicon LabsIC MCU 8BIT 32KB FLASH 32QFNMicrocontrollers32-QFN (5x5)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
25
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 20x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFN (5×5)
Package / Case:
32-VFQFN Exposed Pad
750
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EFM8UB20F32G-B-QFN32R
EFM8UB20F32G-B-QFN32RSilicon LabsIC MCU 8BIT 32KB FLASH 32QFNMicrocontrollers32-QFN (5x5)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
25
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 20x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFN (5×5)
Package / Case:
32-VFQFN Exposed Pad
151
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EFM8UB20F32G-B-QFP32
EFM8UB20F32G-B-QFP32Silicon LabsIC MCU 8BIT 32KB FLASH 32QFPMicrocontrollers32-QFP (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
25
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 20x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFP (7×7)
Package / Case:
32-LQFP
1,001
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EFM8UB20F32G-B-QFP32R
EFM8UB20F32G-B-QFP32RSilicon LabsIC MCU 8BIT 32KB FLASH 32QFPMicrocontrollers32-QFP (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
25
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 20x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFP (7×7)
Package / Case:
32-LQFP
1,538
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EFM8UB20F32G-B-QFP48
EFM8UB20F32G-B-QFP48Silicon LabsIC MCU 8BIT 32KB FLASH 48TQFPMicrocontrollers48-TQFP (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
EBI/EMI, I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
40
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 32x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
48-TQFP (7×7)
Package / Case:
48-TQFP
1,581
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EFM8UB20F32G-B-QFP48R
EFM8UB20F32G-B-QFP48RSilicon LabsIC MCU 8BIT 32KB FLASH 48TQFPMicrocontrollers48-TQFP (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
EBI/EMI, I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
40
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 32x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
48-TQFP (7×7)
Package / Case:
48-TQFP
1,165
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EFM8UB20F64G-A-QFN32
EFM8UB20F64G-A-QFN32Silicon LabsIC MCU 8BIT 64KB FLASH 32QFNMicrocontrollers32-QFN (5x5)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
25
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
4.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 20x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFN (5×5)
Package / Case:
32-VFQFN Exposed Pad
1,409
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EFM8UB20F64G-A-QFN32R
EFM8UB20F64G-A-QFN32RSilicon LabsIC MCU 8BIT 64KB FLASH 32QFNMicrocontrollers32-QFN (5x5)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
25
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
4.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 20x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFN (5×5)
Package / Case:
32-VFQFN Exposed Pad
234
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EFM8UB20F64G-A-QFP32
EFM8UB20F64G-A-QFP32Silicon LabsIC MCU 8BIT 64KB FLASH 32QFPMicrocontrollers32-QFP (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
25
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
4.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 20x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFP (7×7)
Package / Case:
32-LQFP
1,323
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EFM8UB20F64G-A-QFP32R
EFM8UB20F64G-A-QFP32RSilicon LabsIC MCU 8BIT 64KB FLASH 32QFPMicrocontrollers32-QFP (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
25
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
4.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 20x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFP (7×7)
Package / Case:
32-LQFP
236
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EFM8UB20F64G-A-QFP48
EFM8UB20F64G-A-QFP48Silicon LabsIC MCU 8BIT 64KB FLASH 48TQFPMicrocontrollers48-TQFP (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
EBI/EMI, I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
40
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
4.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 32x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
48-TQFP (7×7)
Package / Case:
48-TQFP
245
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EFM8UB20F64G-A-QFP48R
EFM8UB20F64G-A-QFP48RSilicon LabsIC MCU 8BIT 64KB FLASH 48TQFPMicrocontrollers48-TQFP (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
EBI/EMI, I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
40
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
4.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 32x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
48-TQFP (7×7)
Package / Case:
48-TQFP
561
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EFM8UB20F64G-B-QFN32
EFM8UB20F64G-B-QFN32Silicon LabsIC MCU 8BIT 64KB FLASH 32QFNMicrocontrollers32-QFN (5x5)N/A-40°C ~ 85°C (TA)
Core Processor:
CIP-51 8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
I2C, SMBus, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
25
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
4.25K x 8
Voltage – Supply (Vcc/Vdd):
2.65V ~ 3.6V
Data Converters:
A/D 20x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-QFN (5×5)
Package / Case:
32-VFQFN Exposed Pad
879
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