EFM32JG1B200F128GM32-B0

IC MCU 32BIT 128KB FLASH 32QFN
Part Description

ARM® Cortex®-M3 Jade Gecko Microcontroller IC 32-Bit Single-Core 40MHz 128KB (128K x 8) FLASH 32-QFN (5x5)

Quantity 439 Available (as of May 5, 2026)
Product CategoryMicrocontrollers
ManufacturerSilicon Labs
Manufacturing StatusDiscontinued at Digi-Key
Manufacturer Standard Lead Time52 Weeks
Datasheet

Specifications

Part Package 32-VFQFN Exposed Pad
Device Package 32-QFN (5×5)
Mounting Method Surface Mount
Operating Temperature -40°C ~ 85°C (TA)
Core Processor: ARM® Cortex®-M3
Core Size: 32-Bit Single-Core
Speed: 40MHz
Connectivity: I2C, IrDA, LINbus, SmartCard, SPI, UART/USART
Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O: 20
Program Memory Size: 128KB (128K x 8)
Program Memory Type: FLASH
RAM Size: 32K x 8
Voltage – Supply (Vcc/Vdd): 1.85V ~ 3.8V
Data Converters: A/D 20x12b
Oscillator Type: Internal

Environmental

REACH ComplianceREACH Unknown
RoHS ComplianceROHS3 Compliant
Moisture Sensitivity Level1 (Unlimited)
ECCN5A992C
HTS Code8542.31.0001
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