SILICON LABS

SIM3C157-B-GM

Datasheet

32-Bit ARM Cortex M3 MCU, 80MHz, 128KB Flash, 65 I/O, LGA

Silicon Labs

SIM3C157-B-GM

Name: SIM3C157-B-GM Silicon Labs
Brand: Silicon Labs
SKU: SIM3C157-B-GM

32-Bit ARM Cortex M3 MCU, 80MHz, 128KB Flash, 65 I/O, LGA

32-bit ARM Cortex-M3 RISC microcontroller featuring 128KB FLASH memory and 32KB RAM. Operates at up to 80MHz with a 1.8V to 3.6V supply voltage range. Offers extensive connectivity including I2C (2 channels), SPI (3 channels), UART (2 channels), USART, IrDA, EBI/EMI, and I2S interfaces. Includes 65 I/Os, 75 programmable I/Os, 2 ADC channels, 2 PWM channels, and 2 timers/counters. Packaged in a 92-pin LGA (7mm x 7mm x 0.94mm) for surface mounting, with integrated peripherals like DMA, WDT, POR, and Brown-out Detect/Reset.

Frequency80MHz

PackageLGA

MountingSurface Mount

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Technical Specifications

Silicon Labs SIM3C157-B-GM technical specifications.

General

Package/Case	LGA
Core Architecture	ARM
Data Bus Width	32b
Frequency	80MHz
Height	0.94mm
Interface	I2C, SPI, IrDA, UART, USART, EBI/EMI, I2S
Length	7mm
Max Frequency	80MHz
Max Operating Temperature	85°C
Max Power Dissipation	570mW
Max Supply Voltage	3.6V
Memory Size	128KB
Memory Type	FLASH,
Min Operating Temperature	-40°C
Min Supply Voltage	1.8V
Mount	Surface Mount
Number of ADC Channels	2
Number of Channels	10
Number of I/Os	65
Number of I2C Channels	2
Number of Programmable I/O	75
Number of PWM Channels	2
Number of SPI Channels	3
Number of Timers/Counters	2
Number of UART Channels	2
Oscillator Type	Internal
Package Quantity	297
Packaging	Tray
Peripherals	Brown-out Detect/Reset, POR, PWM, WDT, DMA
RAM Size	32KB
RoHS Compliant	Yes
Series	SiM3C1xx
Watchdog Timer	Yes
Width	7mm