Integrated Circuits (ICs)

SIM3U146-B-GM

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ARM MICROCONTROLLERS - MCU ARM CORTEX-32-BIT 80 MHZ 64 KB USB EMIF MCU

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Integrated Circuits (ICs)

LTB

ARM MICROCONTROLLERS - MCU ARM CORTEX-32-BIT 80 MHZ 64 KB USB EMIF MCU

Technical Specifications

Parameters and characteristics for this part

Specification	SIM3U146-B-GM

Connectivity	USB, I2C, IrDA, EBI/EMI, UART/USART, SmartCard, SPI
Core Processor	ARM® Cortex®-M3
Core Size	32-Bit
Data Converters	D/A 2x10b, A/D 28x12b
Mounting Type	Surface Mount
Number of I/O	50
Operating Temperature [Max]	85 C
Operating Temperature [Min]	-40 ¯C
Oscillator Type	Internal
Package / Case	64-VFQFN Exposed Pad
Peripherals	POR, WDT, PWM, Brown-out Detect/Reset, DMA, I2S
Program Memory Size	64 KB
Program Memory Type	FLASH
RAM Size	16 K
Speed	80 MHz
Supplier Device Package	64-QFN
Supplier Device Package [x]	9
Supplier Device Package [y]	9
Voltage - Supply (Vcc/Vdd) [Max]	3.6 V
Voltage - Supply (Vcc/Vdd) [Min]	1.8 V

Part	Core Size	Operating Temperature [Max]	Operating Temperature [Min]	Connectivity	Program Memory Type	Speed	Package / Case	Data Converters	Core Processor	Voltage - Supply (Vcc/Vdd) [Max]	Voltage - Supply (Vcc/Vdd) [Min]	Program Memory Size	Peripherals	Number of I/O	Oscillator Type	Supplier Device Package	Mounting Type	RAM Size	Supplier Device Package [x]	Supplier Device Package [y]
SILICON LABS SIM3U146-B-GQ	32-Bit 32-Bit Single-Core	85 C	-40 ¯C	EBI/EMI I2C IrDA SmartCard SPI UART/USART USB	FLASH	80 MHz	64-TQFP	A/D 28x12b D/A 2x10b	ARM® Cortex®-M3	3.6 V	1.8 V	64 KB	Brown-out Detect/Reset DMA I2S POR PWM WDT	50	Internal	64-TQFP (10x10)	Surface Mount	16 K
SILICON LABS SIM3U146-B-GM	32-Bit	85 C	-40 ¯C	EBI/EMI I2C IrDA SmartCard SPI UART/USART USB	FLASH	80 MHz	64-VFQFN Exposed Pad	A/D 28x12b D/A 2x10b	ARM® Cortex®-M3	3.6 V	1.8 V	64 KB	Brown-out Detect/Reset DMA I2S POR PWM WDT	50	Internal	64-QFN	Surface Mount	16 K	9	9

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

Distributor	Package	Quantity	$

Digikey	N/A	0	$ 9.27
Mouser	N/A	1300	$ 9.77

General part information

ARM MICROCONTROLLERS - MCU ARM CORTEX-32-BIT 80 MHZ 64 KB USB EMIF MCU

Technical documentation and resources