SIM3U144-B-GM

Silicon Labs

IC MCU 32BIT 64KB FLASH 40QFN

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Silicon Labs

IC MCU 32BIT 64KB FLASH 40QFN

Technical Specifications

Parameters and characteristics for this part

Specification	SIM3U144-B-GM

Connectivity	UART/USART, USB, I2C, IrDA, SmartCard, SPI
Core Processor	ARM® Cortex®-M3
Core Size	32-Bit Single-Core
Data Converters	A/D 18x12b, D/A 2x10b
Mounting Type	Surface Mount
Number of I/O	28
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Oscillator Type	Internal
Package / Case	40-VFQFN Exposed Pad
Peripherals	Brown-out Detect/Reset, DMA, POR, WDT, PWM, I2S
Program Memory Size	64 KB
Program Memory Type	FLASH
RAM Size	16 K
Speed	80 MHz
Supplier Device Package	40-QFN (6x6)
Voltage - Supply (Vcc/Vdd) [Max]	3.6 V
Voltage - Supply (Vcc/Vdd) [Min]	1.8 V

Part	Core Processor	Core Size	Mounting Type	Oscillator Type	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]	RAM Size	Package / Case	Program Memory Size	Connectivity	Speed	Peripherals	Data Converters	Number of I/O	Supplier Device Package	Program Memory Type	Operating Temperature [Max]	Operating Temperature [Min]
Silicon Labs SIM3U144-B-GM	ARM® Cortex®-M3	32-Bit Single-Core	Surface Mount	Internal	1.8 V	3.6 V	16 K	40-VFQFN Exposed Pad	64 KB	I2C IrDA SmartCard SPI UART/USART USB	80 MHz	Brown-out Detect/Reset DMA I2S POR PWM WDT	A/D 18x12b D/A 2x10b	28	40-QFN (6x6)	FLASH	85 °C	-40 °C

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

Distributor	Package	Quantity	$

Digikey	Tray	2450	$ 9.09

General part information

ARM® Cortex®-M3 SiM3U1xx Microcontroller IC 32-Bit Single-Core 80MHz 64KB (64K x 8) FLASH 40-QFN (6x6)

Technical documentation and resources