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Microchip 8 bit AVR Microcontroller ATMEGA88A-AU, 20 MHz, 8kB FLASH, 32-Pin TQFP
Specifications
| Country of Origin | India |
|---|---|
| Brand | Microchip |
| Height | 1.05mm |
| Length | 7.1mm |
| Model | ATMEGA88A-AU |
| Width | 7.1mm |
| Mount Type | Surface |
| Series | ATMEGA88A |
| Maximum Operating Temperature | 85°C |
| Package Type | TQFP |
| Minimum Operating Temperature | -40°C |
| Ram size | 1kB |
| Interface Type | SPI, USART |
| Pin Count | 32 |
| Maximum Supply Voltage | 5.5V |
| Minimum Supply Voltage | 1.8V |
| Device Core | AVR |
| Program Memory Size | 8kB |
| Maximum Clock Frequency | 20MHz |
| Number of Programmable I/Os | 23 |
| Analogue Comparators | 1 |
| Number of Timers | 2 |
| Instruction Set Architecture | RISC |
| ADCs | 8 x 10 Bit |
| Program Memory Type | FLASH |
Key Features
- Operates on voltage range from 1.8V to 5.5V suitable for various power supply environments.
- Features 8 KB ISP Flash memory with read-while-write capabilities for efficient program updates.
- Includes 1 KB SRAM and 512 B EEPROM to support data storage and retrieval.
- Equipped with 23 general-purpose I/O lines and 32 working registers for flexible interfacing.
- Supports multiple interfaces including SPI and USART for communication needs.
- Integrated 6-channel 10-bit ADCs for analog signal conversion and measurement.
- Programmable watchdog timer with internal oscillator enhances system reliability.
- Suitable for industrial, laboratory, and embedded automation applications.
Product Description
Microchip ATMEGA88A-AU is an 8 bit AVR microcontroller based on enhanced RISC architecture, operating at up to 20 MHz and packaged in a 32-Pin TQFP format. It supports a wide voltage range of 1.8V to 5.5V.
This microcontroller features 8kB ISP Flash memory with read-while-write capability, 1kB SRAM, and 512B EEPROM which makes it ideal for embedded system programming and real-time applications.
With 23 programmable I/O lines, 32 working registers, and integrated two 8-bit timers plus one 16-bit timer, it provides flexible timing and control functionalities. Communication interfaces like SPI and USART support external device interfacing and serial data exchange.
The device includes an on-chip analog comparator and 6-channel 10-bit ADCs enabling precise analog input processing. Its programmable watchdog timer with separate on-chip oscillator ensures system stability and protection against unexpected software failures.
Robust operating temperature range from -40°C to 85°C makes this microcontroller suitable for automotive, industrial automation, and laboratory environments. The TQFP package offers a compact and surface-mount design, beneficial for modern electronics manufacturing.
Operates from 1.8V minimum to 5.5V maximum supply voltage. Maximum clock frequency of 20 MHz for fast processing. 8-bit data bus width optimized for control applications. Two 8-bit timers with separate prescalers and compare modes, plus one 16-bit timer for advanced timing needs.
In-system programming supported via on-chip boot program. Power-saving modes to reduce energy consumption in embedded systems. Supports RISC architecture providing efficient instruction execution. Non-automotive standard compliant, designed for general industrial use.
Microchip provides extensive technical documentation, design resources, and support for the ATMEGA88A-AU microcontroller to facilitate development from prototyping to production. Use this reliable microcontroller in industrial control, embedded system design, automotive sub-systems, consumer electronics, and laboratory instrumentation applications.
Explore a wide range of Microchip Microcontrollers and semiconductor products on EnvMart for your industrial and research needs.
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Frequently Asked Questions
The maximum clock frequency of the ATMEGA88A-AU is 20 MHz, allowing for fast processing capabilities.
It operates within a voltage range of 1.8V to 5.5V, making it suitable for various power supply environments.
This model features 8 kB of ISP Flash memory, which includes read-while-write capabilities for efficient program updates.
It supports multiple interfaces including SPI and USART, facilitating external device interfacing and serial data exchange.
This microcontroller is packaged in a 32-Pin TQFP format with dimensions of 7.1 mm x 7.1 mm and a height of 1.05 mm.
The ATMEGA88A-AU includes 1 kB of SRAM for data storage and retrieval.
It has a robust operating temperature range from -40°C to 85°C, suitable for various industrial applications.
The microcontroller is equipped with 23 general-purpose I/O lines for flexible interfacing.
This model includes two 8-bit timers and one 16-bit timer, providing advanced timing functionalities.
Yes, it features an integrated 6-channel 10-bit ADC for precise analog signal conversion and measurement.
It is based on the AVR architecture, which supports efficient instruction execution through RISC design.
Yes, it includes a programmable watchdog timer with an internal oscillator to enhance system reliability.
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