Overview
The ATMEGA88PA-AU is a high-performance, low-power 8-bit microcontroller from Microchip Technology, part of the Atmel AVR microcontroller family. This device is designed to provide a highly flexible and cost-effective solution for various embedded control applications. It features advanced RISC architecture, high endurance non-volatile memory segments, and a range of peripherals, making it suitable for a wide array of projects.
Key Specifications
| Parameter | Specification |
|---|---|
| Microcontroller Type | 8-bit AVR |
| Flash Memory | 8 KBytes In-System Programmable Flash |
| EEPROM | 512 Bytes |
| Internal SRAM | 1 KByte |
| Operating Voltage | 1.8 - 5.5V |
| Temperature Range | -40°C to 85°C |
| Speed Grade | Up to 20 MHz at 4.5 - 5.5V |
| Power Consumption (Active Mode) | 0.3 mA at 1 MHz, 1.8V, 25°C |
| Power Consumption (Power-down Mode) | 0.1 µA |
| Power Consumption (Power-save Mode) | 0.8 µA (including 32 kHz RTC) |
| Number of I/O Lines | 23 Programmable I/O Lines |
| Package Options | 28-pin PDIP, 32-lead TQFP, 28-pad QFN/MLF, 32-pad QFN/MLF |
Key Features
- Advanced RISC Architecture with 131 powerful instructions and most single clock cycle execution.
- 32 x 8 general purpose working registers and fully static operation.
- Up to 20 MIPS throughput at 20 MHz and on-chip 2-cycle multiplier.
- High endurance non-volatile memory segments with 10,000 Flash and 100,000 EEPROM write/erase cycles.
- Data retention of 20 years at 85°C and 100 years at 25°C.
- Optional Boot Code Section with Independent Lock Bits and In-System Programming by On-chip Boot Program.
- True Read-While-Write operation and programming lock for software security.
- Peripherals include two 8-bit Timer/Counters, one 16-bit Timer/Counter, Real Time Counter, six PWM channels, and an 8-channel 10-bit ADC.
- Programmable Serial USART, Master/Slave SPI Serial Interface, and Byte-oriented 2-wire Serial Interface (Philips I2C compatible).
- Programmable Watchdog Timer with Separate On-chip Oscillator and On-chip Analog Comparator.
- Interrupt and Wake-up on Pin Change, Power-on Reset, and Programmable Brown-out Detection.
- Internal Calibrated Oscillator and External and Internal Interrupt Sources.
- Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby.
Applications
The ATMEGA88PA-AU microcontroller is versatile and can be used in a variety of applications, including:
- Automotive systems: For control and monitoring in vehicles.
- Industrial automation: For controlling and monitoring industrial processes.
- Consumer electronics: In devices such as remote controls, appliances, and gaming consoles.
- Medical devices: For monitoring and control in medical equipment.
- IoT devices: For smart home devices, wearables, and other Internet of Things applications.
Q & A
- What is the flash memory capacity of the ATMEGA88PA-AU?
The ATMEGA88PA-AU has 8 KBytes of In-System Programmable Flash memory. - What is the operating voltage range of the ATMEGA88PA-AU?
The operating voltage range is 1.8 - 5.5V. - What is the temperature range for the ATMEGA88PA-AU?
The temperature range is -40°C to 85°C. - How many programmable I/O lines does the ATMEGA88PA-AU have?
The ATMEGA88PA-AU has 23 programmable I/O lines. - What are the package options available for the ATMEGA88PA-AU?
The package options include 28-pin PDIP, 32-lead TQFP, 28-pad QFN/MLF, and 32-pad QFN/MLF. - What is the maximum throughput of the ATMEGA88PA-AU?
The maximum throughput is up to 20 MIPS at 20 MHz. - Does the ATMEGA88PA-AU support In-System Programming?
Yes, it supports In-System Programming by an On-chip Boot Program. - What is the data retention period for the EEPROM?
The data retention period is 20 years at 85°C and 100 years at 25°C. - What are the power consumption figures for the ATMEGA88PA-AU?
The power consumption is 0.3 mA in Active Mode, 0.1 µA in Power-down Mode, and 0.8 µA in Power-save Mode (including 32 kHz RTC). - What peripherals are available on the ATMEGA88PA-AU?
The peripherals include Timer/Counters, Real Time Counter, PWM channels, ADC, USART, SPI, and I2C interfaces.
