ATMEGA88-20AI vs ATMEGA88-20AU Comparison
Detailed side-by-side comparison of ATMEGA88-20AI by Microchip Technology and ATMEGA88-20AU by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATMEGA88-20AI - 8-bit AVR MCU 20MHz 8KB Flash TQFP-32 | Microchip
ATMEGA88-20AI β ActiveMicrochip Technology
ATMEGA88-20AU - 8-Bit AVR MCU 8KB Flash 20MHz | Microchip
ATMEGA88-20AU β ActiveSpecification Comparison
| Parameter | ATMEGA88-20AI | ATMEGA88-20AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.38 | $2.33 |
| Core Processor | AVR 8-bit RISC | β |
| Core Size | 8-bit | β |
| Speed | 20 MHz | β |
| Flash Program Memory | 8 KB (4K x 16) | β |
| EEPROM | 512 B | 512 B |
| SRAM | 1 KB | 1 KB |
| Supply Voltage Range | 1.8 V to 5.5 V | 2.7 V to 5.5 V |
| Max Clock at Full Voltage | 20 MHz at 4.5 V to 5.5 V | β |
| GPIO Count | 23 | β |
| ADC Resolution | 10-bit, 8 channels | β |
| Communication Interfaces | USART, SPI, TWI (I2C) | β |
| Timers | Two 8-bit, one 16-bit | β |
| MIPS Throughput | Up to 20 MIPS at 20 MHz | β |
| Operating Temperature | -40C to +85C | -40C to +85C |
| Package | 32-TQFP (7x7 mm) | 32-TQFP (7x7 mm, 0.8 mm pitch) |
| Mounting Type | Surface Mount | Surface Mount |
| On-Chip Debug | DebugWIRE | β |
| Programming | ISP, read-while-write Flash | β |
| Reset/Brown-out | Power-on Reset, Brown-out Detect/Reset | β |
| Core Architecture | β | 8-bit AVR RISC |
| Program Memory Size | β | 8 KB (4K x 16) Flash |
| Maximum Clock Frequency | β | 20 MHz |
| Throughput | β | 20 MIPS at 20 MHz |
| General Purpose I/O Lines | β | 23 |
| General Purpose Working Registers | β | 32 |
| ADC Channels | β | 8-channel, 10-bit |
| Timer/Counters | β | Three flexible timer/counters with compare modes |
| Instruction Set | β | 130 powerful instructions, most single-clock cycle |
| Debug Interface | β | debugWIRE on-chip debugging |
| RoHS Status | β | Compliant |
| Life Cycle Stage | β | ACTIVE |