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