EFM32™ Leopard Gecko 64k Flash, 32k RAM, USB, AES, T/R

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Lead Time 6 weeks
Unit Price:$3.35
Minumum Qty: 2500
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EFM32LG360F64-CSP81 ARM Cortex-M3 32-bit Microcontroller

The EFM32LG360F64-CSP81 is a ARM Cortex-M3 based microcontroller (MCU) with speeds up to 48 MHz and is part of the Leopard Gecko family of energy friendly devices. Built on top of a low-power platform that includes innovative low energy techniques, fast wake-up times and energy saving modes the EFM32LG360F64-CSP81 is ideal for energy sensitive applications. In addition, this device includes 64 kB Flash, 32 RAM, 65 Dig I/O Pins, 4 x 16-bit Timers and multiple communication interfaces. Please read the datasheet for more details.

Symmetry Electronics (and its e-commerce division: SemiconductorStore.com) is an authorized Silicon Labs distributor.


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ARM Cortex-M3 CPU platform
High Performance 32-bit processor @ up to 48 MHz
Memory Protection Unit
Flexible Energy Management System
20 nA @ 3 V Shutoff Mode
0.4 A @ 3 V Shutoff Mode with RTC
0.65 A @ 3 V Stop Mode, including Power-on Reset, Brown-out Detector, RAM and CPU retention
0.95 A @ 3 V Deep Sleep Mode, including RTC with 32.768 kHz oscillator, Power-on Reset, Brown-out Detector, RAM and CPU retention
63 A/MHz @ 3 V Sleep Mode
211 A/MHz @ 3 V Run Mode, with code executed from flash
256/128/64 KB Flash
65 General Purpose I/O pins
Configurable push-pull, open-drain, pull-up/down, input filter, drive strength
Configurable peripheral I/O locations
16 asynchronous external interrupts
Output state retention and wake-up from Shutoff Mode
12 Channel DMA Controller
12 Channel Peripheral Reflex System (PRS) for autonomous inter-peripheral signaling
Hardware AES with 128/256-bit keys in 54/75 cycles
4 16-bit Timer/Counter
43 Compare/Capture/PWM channels
Dead-Time Insertion on TIMER0
16-bit Low Energy Timer
1 24-bit Real-Time Counter and 1 32-bit Real-Time Counter
3 16/8-bit Pulse Counter
Watchdog Timer with dedicated RC oscillator @ 50 nA
Backup Power Domain
RTC and retention registers in a separate power domain, available in all energy modes
Operation from backup battery when main power drains out
Communication interfaces
3 Universal Synchronous/Asynchronous Receiver/Transmitter
UART/SPI/SmartCard (ISO 7816)/IrDA/I2S
2 Universal Asynchronous Receiver/Transmitter
2 Low Energy UART
Autonomous operation with DMA in Deep Sleep Mode
2 I2C Interface with SMBus support
Address recognition in Stop Mode
Universal Serial Bus (USB) with Host & OTG support
Fully USB 2.0 compliant
On-chip PHY and embedded 5V to 3.3V regulator
Ultra low power precision analog peripherals
12-bit 1 Msamples/s Analog to Digital Converter
8 single ended channels/4 differential channels
On-chip temperature sensor
12-bit 500 ksamples/s Digital to Analog Converter
2 Analog Comparator
Capacitive sensing with up to 16 inputs
3 Operational Amplifier
6.1 MHz GBW, Rail-to-rail, Programmable Gain
Supply Voltage Comparator
Low Energy Sensor Interface (LESENSE)
Autonomous sensor monitoring in Deep Sleep Mode
Wide range of sensors supported, including LC sensors and capacitive buttons
Ultra efficient Power-on Reset and Brown-Out Detector
Debug Interface
2-pin Serial Wire Debug interface
1-pin Serial Wire Viewer
Embedded Trace Module v3.5 (ETM)
Pre-Programmed USB/UART Bootloader
Temperature range -40 to 85 C
Single power supply 1.98 to 3.8 V
CSP81 package

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