Manufacturer Part Number
EFM32G222F128-QFP48
Manufacturer
silicon-labs
Introduction
The EFM32G222F128-QFP48 is a highly efficient 32-bit ARM Cortex-M3 based microcontroller designed for low-power applications, part of the Gecko series from Silicon Labs.
Product Features and Performance
32-Bit Single-Core ARM Cortex-M3 processor
Operating speed of up to 32MHz
Advanced connectivity options including I2C, IrDA, SmartCard, SPI, UART/USART
Integrated peripherals for enhanced performance: Brown-out Detect/Reset, DMA, POR, PWM, WDT
37 I/O pins for versatile hardware interfacing
128KB of Flash memory for program storage
16KB RAM for efficient data handling
Built-in A/D converters (4x12b) and one D/A converter (1x12b) for precise analog to digital data conversion
Internal oscillator for reliable timing
Supports a wide voltage range (1.98V to 3.8V) for flexible power options
Product Advantages
Energy-efficient ARM Cortex-M3 core enables prolonged battery life in portable devices
Comprehensive connectivity and peripheral set cater to diverse applications
Large program memory and ample RAM accommodate complex applications and processes
High integration reduces the need for external components, lowering overall system costs
Key Technical Parameters
Core Processor: ARM Cortex-M3
Core Size: 32-Bit
Speed: 32MHz
Connectivity: I2C, IrDA, SmartCard, SPI, UART/USART
Program Memory Size: 128KB
RAM Size: 16KB
Voltage Supply Range: 1.98V to 3.8V
Operating Temperature: -40°C to 85°C
Mounting Type: Surface Mount
Package: 48-TQFP
Quality and Safety Features
Built-in Brown-out Detect/Reset ensures reliable operation under fluctuating power conditions
Programmable Watchdog Timer (WDT) for system integrity checks
Compatibility
The 48-TQFP package is widely used, ensuring compatibility with many standard PCB designs
Application Areas
Energy-sensitive and battery-powered devices
IoT devices
Smart home applications
Industrial control systems
Product Lifecycle
Discontinued at Digi-Key, indicating it may be nearing the end of its lifecycle. Customers should verify replacement options or consider last-time buys.
Several Key Reasons to Choose This Product
Exceptional energy efficiency for extended battery life
Broad connectivity and peripheral options offer design flexibility
Generous memory allocations support complex application development
Integrated safety features promote reliable long-term operation
Suitable for a wide range of applications from consumer electronics to industrial control systems
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