SiM3L157-C-GL, SiM3L1xx Datasheet (Silicon Laboratories)

SiM3L157-C-GL, SiM3L1xx, MCU

5 1.1.3.

ARM Cortex-M3 Reference Manual5 1.2.

Conventions 5 2.

Typical Connection Diagrams 6 2.1.

Power 6 3.

Electrical Specifications8 3.1.

Electrical Characteristics 8 3.2.

Thermal Conditions 28 3.3.

Absolute Maximum Ratings29 4.

Precision32™ SiM3L1xx System Overview30 4.1.

Power 32 4.1.1.

DC-DC

SiM3L1xx High-Performance, Low-Power, 32-Bit Precision32™ MCU Family with up to 256 kB of Flash 32-bit ARM Cortex-M3 CPU - 50 MHz maximum frequency - Single-cycle multiplication, hardware division support - Nested vectored interrupt control (NVIC) with 8 priority levels Memory - 32 256 kB flash, in-system programmable - 8 32 kB SRAM with configurable low power retention Clock Sources - Internal oscillator with PLL: 23 50 MHz - Low power internal oscillator: 20 MHz - Low f

SiM3L157-C-GL Features

* - 50 nA current mode with voltage supply monitor enabled - Low-current RTC (180 nA from LFO, 300 nA from crystal) - 4 µs wakeup, register state retention and no reset required from lowest power mode 175 µA/MHz at 3.6 V executing from flash 140 µA/MHz at 3.6 V executing from SRAM Specialized on-chip