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ATMEGA32A-AUR
+BOMIC MCU 8BIT 32KB FLASH 44TQFP
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ManufacturerMicrochip Technology
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Mfr. Part #ATMEGA32A-AUR
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Datasheet ATMEGA32A-AUR DataSheet
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In Stock3243
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Specifications
| Attribute | Value |
| Series | AVR® ATmega |
| Part Status | Active |
| DigiKey Programmable | Verified |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 16MHz |
| Connectivity | I2C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 32 |
| Program Memory Size | 32KB (16K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 1K x 8 |
| RAM Size | 2K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V |
| Data Converters | A/D 8x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 44-TQFP (10x10) |
| Package / Case | 44-TQFP |
| Base Product Number | ATMEGA32 |
Overview
Description
The ATMEGA32A-AUR supports in-system programming (ISP) and has a wide operating voltage range, typically from 1.8V to 5.5V. It also includes on-chip debugging capabilities and extensive peripheral support, making it suitable for a variety of embedded applications, from consumer electronics to industrial control systems. The microcontroller is available in a TQFP-44 package, providing a compact and robust solution for developers looking for reliable and efficient microcontroller options. Its compatibility with the AVR architecture makes it ideal for projects requiring a balance of processing power, memory, and connectivity.
Equivalent
1. ATMEGA328P: Similar core with added features and widely used in Arduino boards.
2. ATMEGA16: Offers similar functionality with fewer I/O pins and memory.
3. PIC16F877A: From Microchip's PIC range, also 8-bit with comparable features.
4. STM32F103C8: A 32-bit ARM Cortex-M3 alternative with more processing power.
5. ATXMEGA32A4U: Offers enhanced features and performance within the AVR family.
Features
The device also incorporates a 10-bit ADC with 8 channels for analog-to-digital conversion and Watchdog Timer with a separate on-chip oscillator. It has power-saving modes to reduce power consumption and is suitable for applications requiring low power. The microcontroller operates over a voltage range of 2.7V to 5.5V and is packaged in a 44-pin TQFP. It is ideal for use in a variety of embedded systems where performance, power efficiency, and versatility are required.
Pinout
The primary functions of the ATmega32A-AUR include:
- CPU: 8-bit AVR RISC architecture, capable of running up to 16 MIPS at 16 MHz.
- Memory: 32KB Flash, 2KB SRAM, and 1KB EEPROM.
- I/O Ports: 32 programmable I/O lines.
- Timers/Counters: Three Timer/Counters, one 16-bit and two 8-bit.
- PWM: Pulse Width Modulation (PWM) support.
- ADC: 8-channel 10-bit ADC.
- Communication: Supports interfaces like USART, SPI, and TWI (I2C-compatible).
- Analog Comparator: Integrated for analog signal comparison.
- Interrupts: Multiple interrupt sources with external and pin change interrupts.
This microcontroller is ideal for embedded applications requiring efficient processing and interfacing capabilities.
Manufacturer
Application
1. Embedded Systems: Utilized in projects requiring moderate processing power and peripheral interfacing.
2. Consumer Electronics: Found in devices like remote controls, home automation systems, and simple control panels.
3. Industrial Automation: Used for control and monitoring tasks in machinery and equipment.
4. Automotive Systems: Implemented in non-critical applications such as interior controls and infotainment systems.
5. IoT Devices: Acts as a central processing unit in small IoT gadgets.
6. Educational Tools: Often used in academic settings for teaching microcontroller programming and electronics.
These uses leverage its 8-bit architecture, ample I/O ports, and peripheral support.