EFM32ZG222F16-QFP48

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The EFM32ZG222F16-QFP48 is a highly integrated, energy efficient 32-bit microcontroller (MCU) with a mid-range RISC core. It is specifically designed for low-power applications that require high performance. The device features partial sub-1V operation, with power consumption as low as the 0.3 mW/MHz in active mode. The device is well suited for a variety of applications including digital power, medical devices, automotive control, metering, appliance control, digital audio, and other sensor-related applications.

Features

The EFM32ZG222F16-QFP48 offers a number of unique features that provide an efficient and powerful platform for embedded applications. These features include an exceptionally efficient 32-bit ARM Cortex-M3 processor core, with a dual-mode 4-cycle per instruction execution. The device also includes a peripheral set and integrated bus matrix for optimal speed and power management, a long and rich set of analog peripherals, 16-KB SRAM and a reliable flash memory. The on-chip emulation logic allows for fast, real-time download and debugging of software. The device also features sleep modes that reduce power consumption to as low as 0.3 uW/MHz in active mode.

Interfaces and Peripheral Set

The EFM32ZG222F16-QFP48 provides an extensive set of peripherals to meet the needs of development in a wide variety of applications. On-Board peripherals include two USARTs, an I2C master/slave, four independent PWM controllers, and four general-purpose 16-bit timers. For analog interfaces, the device features two 12-bit ADC, four DAC channels, and a 12-bit AES encryption/decryption module. For system debugging, the EFM32ZG222F16-QFP48 includes an ARM ICE (In-Circuit Emulator) for real-time debugging, non-intrusive trace and data capture.

Application Field

The EFM32ZG222F16-QFP48 is well suited for a variety of applications, including digital power, medical devices, automotive control, metering, appliance control, digital audio, and other sensor-related applications. The device is specifically designed for low-power applications that require high performance. It is suitable for both industrial and consumer applications. The device\'s pin-configurable form factor allows it to be used in a flexible package configuration, with the option of selecting memory size, peripherals, interfaces and firmware. It can support advanced features such as digital signal processing, encryption, interface bridging, and low-power stand-by mode.

Working Principle

The EFM32ZG222F16-QFP48 utilizes an energy efficient 32-bit ARM Cortex-M3 processor core which implements a dual-mode 4-cycle per instruction execution. The device offers an exceptionally efficient peripheral set for low-power applications which includes two USARTs, an I2C master/slave, a 12-bit ADC, four DAC channels, an AES encryption/decryption module and four general-purpose 16-bit timers. It features partial sub-1V operation, with power consumption as low as 0.3 mW/MHz in active mode. The device can operate up to 24 MHz and include a long and rich set of analog peripherals. The device also features sleep modes that reduce power consumption to ultra low levels.

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