32-bit ARM microprocessor featuring 128KB FLASH memory and 32KB RAM. Operates at up to 80MHz with an internal oscillator. Offers 65 programmable I/O pins, including 2x I2C, 3x SPI, 2x UART, 2x PWM, and 1x USB interface. Includes 2 ADC channels and 2 timers/counters. Packaged in a 92-pin LGA with a temperature range of -40°C to 85°C.
Frequency80MHz
PackageLGA
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Technical Specifications
Silicon Labs SIM3U157-B-GM technical specifications.
General
Package/Case
LGA
Core Architecture
ARM
Data Bus Width
32b
Frequency
80MHz
Height
0.94mm
Length
7mm
Max Frequency
80MHz
Max Operating Temperature
85°C
Min Operating Temperature
-40°C
Max Power Dissipation
570mW
Max Supply Voltage
3.6V
Memory Size
128KB
Memory Type
FLASH,
Min Supply Voltage
1.8V
Number of ADC Channels
2
Number of Channels
10
Number of I/Os
65
Number of I2C Channels
2
Number of Programmable I/O
65
Number of PWM Channels
2
Number of SPI Channels
3
Number of Timers/Counters
2
Number of UART Channels
2
Number of USB Channels
1
Oscillator Type
Internal
Package Quantity
297
Packaging
Tray
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT, DMA
Radiation Hardening
No
RAM Size
32KB
RoHS Compliant
Yes
Series
SiM3U1xx
Watchdog Timer
Yes
Width
7mm
Compliance
RoHS
Compliant
Datasheet
Silicon Labs SIM3U157-B-GM Datasheet
Download the complete datasheet for Silicon Labs SIM3U157-B-GM to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.
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