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Total Products: 76,307
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Sheet		Part NumberManufacturerDescriptionCategoryDevice PackageVoltageOperating
Temp		Additional SpecificationsQtyGet A
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EFM32WG395F256-BGA120T
EFM32WG395F256-BGA120TSilicon LabsIC MCU 32BIT 256KB FLASH 120BGAMicrocontrollersN/AN/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O:
93
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Package / Case:
120-VFBGA
1,499
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N/A
EFM32WG395F64-B-BGA120Silicon LabsIC MCU 32BIT 64KB FLASH 120BGAMicrocontrollers120-BGA (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O:
93
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b SAR; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
120-BGA (7×7)
Package / Case:
120-VFBGA
410
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N/A
EFM32WG395F64-B-BGA120RSilicon LabsIC MCU 32BIT 64KB FLASH 120BGAMicrocontrollers120-BGA (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB
Peripherals:
Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O:
93
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b SAR; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
120-BGA (7×7)
Package / Case:
120-VFBGA
777
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EFM32WG840F128-B-QFN64
EFM32WG840F128-B-QFN64Silicon LabsIC MCU 32BIT 128KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
56
Program Memory Size:
128KB (128K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b SAR; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
1,368
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EFM32WG840F128-B-QFN64R
EFM32WG840F128-B-QFN64RSilicon LabsIC MCU 32BIT 128KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
56
Program Memory Size:
128KB (128K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b SAR; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
532
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EFM32WG840F128-QFN64
EFM32WG840F128-QFN64Silicon LabsIC MCU 32BIT 128KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
56
Program Memory Size:
128KB (128K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
149
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EFM32WG840F128-QFN64T
EFM32WG840F128-QFN64TSilicon LabsIC MCU 32BIT 128KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
56
Program Memory Size:
128KB (128K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
1,861
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N/A
EFM32WG840F256-B-QFN64Silicon LabsIC MCU 32BIT 256KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
56
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.85V ~ 3.8V
Data Converters:
A/D 8x12b SAR; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
594
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EFM32WG840F256-B-QFN64R
EFM32WG840F256-B-QFN64RSilicon LabsIC MCU 32BIT 256KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
56
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b SAR; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
239
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EFM32WG840F256-QFN64
EFM32WG840F256-QFN64Silicon LabsIC MCU 32BIT 256KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
56
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
389
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EFM32WG840F256-QFN64T
EFM32WG840F256-QFN64TSilicon LabsIC MCU 32BIT 256KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
56
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
1,665
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EFM32WG840F64-B-QFN64
EFM32WG840F64-B-QFN64Silicon LabsIC MCU 32BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
56
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b SAR; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
754
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EFM32WG840F64-B-QFN64R
EFM32WG840F64-B-QFN64RSilicon LabsIC MCU 32BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
56
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b SAR; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
617
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EFM32WG840F64-QFN64
EFM32WG840F64-QFN64Silicon LabsIC MCU 32BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
56
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
1,421
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EFM32WG840F64-QFN64T
EFM32WG840F64-QFN64TSilicon LabsIC MCU 32BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
56
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
1,105
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EFM32WG842F128-B-QFP64
EFM32WG842F128-B-QFP64Silicon LabsIC MCU 32BIT 128KB FLASH 64TQFPMicrocontrollers64-TQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
128KB (128K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b SAR; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-TQFP (10×10)
Package / Case:
64-TQFP
105
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EFM32WG842F128-B-QFP64R
EFM32WG842F128-B-QFP64RSilicon LabsIC MCU 32BIT 128KB FLASH 64TQFPMicrocontrollers64-TQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
128KB (128K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b SAR; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-TQFP (10×10)
Package / Case:
64-TQFP
1,415
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EFM32WG842F128-QFP64
EFM32WG842F128-QFP64Silicon LabsIC MCU 32BIT 128KB FLASH 64TQFPMicrocontrollersN/AN/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
128KB (128K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Package / Case:
64-TQFP
122
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QUOTE
EFM32WG842F128-QFP64T
EFM32WG842F128-QFP64TSilicon LabsIC MCU 32BIT 128KB FLASH 64TQFPMicrocontrollersN/AN/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
128KB (128K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.98V ~ 3.8V
Data Converters:
A/D 8x12b; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Package / Case:
64-TQFP
576
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QUOTE
EFM32WG842F256-B-QFP64
EFM32WG842F256-B-QFP64Silicon LabsIC MCU 32BIT 256KB FLASH 64TQFPMicrocontrollers64-TQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4F
Core Size:
32-Bit Single-Core
Speed:
48MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.85V ~ 3.8V
Data Converters:
A/D 8x12b SAR; D/A 2x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-TQFP (10×10)
Package / Case:
64-TQFP
352
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