Integrated Circuits (ICs)

SIM3U157-B-GMR

NRND

IC MCU 32BIT 128KB FLASH 92LGA

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Integrated Circuits (ICs)

NRND

IC MCU 32BIT 128KB FLASH 92LGA

Technical Specifications

Parameters and characteristics for this part

Specification	SIM3U157-B-GMR

Connectivity	USB, I2C, IrDA, EBI/EMI, UART/USART, SmartCard, SPI
Core Processor	ARM® Cortex®-M3
Core Size	32-Bit Single-Core, 32-Bit
Data Converters	D/A 2x10b, A/D 32x12b
Mounting Type	Surface Mount
Number of I/O	65
Operating Temperature [Max]	85 C
Operating Temperature [Min]	-40 ¯C
Oscillator Type	Internal
Package / Case	92-VFLGA Dual Rows, Exposed Pad
Peripherals	POR, WDT, PWM, Brown-out Detect/Reset, DMA, I2S
Program Memory Size	128 KB
Program Memory Type	FLASH
Speed	80 MHz
Supplier Device Package	92-LGA (7x7)
Voltage - Supply (Vcc/Vdd) [Max]	3.6 V
Voltage - Supply (Vcc/Vdd) [Min]	1.8 V

Part	Core Size	Speed	Program Memory Type	Oscillator Type	Core Processor	Supplier Device Package	Program Memory Size	Operating Temperature [Max]	Operating Temperature [Min]	Data Converters	Peripherals	Package / Case	Mounting Type	Number of I/O	Connectivity	Voltage - Supply (Vcc/Vdd) [Max]	Voltage - Supply (Vcc/Vdd) [Min]
SILICON LABS SIM3U157-B-GQR	32-Bit 32-Bit Single-Core	80 MHz	FLASH	Internal	ARM® Cortex®-M3	80-TQFP (12x12)	128 KB	85 C	-40 ¯C	A/D 32x12b D/A 2x10b	Brown-out Detect/Reset DMA I2S POR PWM WDT	80-TQFP	Surface Mount	65	EBI/EMI I2C IrDA SmartCard SPI UART/USART USB	3.6 V	1.8 V
SILICON LABS SIM3U157-B-GMR	32-Bit 32-Bit Single-Core	80 MHz	FLASH	Internal	ARM® Cortex®-M3	92-LGA (7x7)	128 KB	85 C	-40 ¯C	A/D 32x12b D/A 2x10b	Brown-out Detect/Reset DMA I2S POR PWM WDT	92-VFLGA Dual Rows Exposed Pad	Surface Mount	65	EBI/EMI I2C IrDA SmartCard SPI UART/USART USB	3.6 V	1.8 V
SILICON LABS SIM3U157-B-GQ	32-Bit 32-Bit Single-Core	80 MHz	FLASH	Internal	ARM® Cortex®-M3	80-TQFP (12x12)	128 KB	85 C	-40 ¯C	A/D 32x12b D/A 2x10b	Brown-out Detect/Reset DMA I2S POR PWM WDT	80-TQFP	Surface Mount	65	EBI/EMI I2C IrDA SmartCard SPI UART/USART USB	3.6 V	1.8 V

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

General part information

ARM® Cortex®-M3 SiM3U1xx Microcontroller IC 32-Bit Single-Core 80MHz 128KB (128K x 8) FLASH 92-LGA (7x7)

Technical documentation and resources