ATMEGA88-20AI vs ATMEGA88P-20AU Comparison
Detailed side-by-side comparison of ATMEGA88-20AI by Microchip Technology and ATMEGA88P-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 ✓ ActiveMicrochip Technology
ATMEGA88P-20AU - 8-bit AVR MCU 20MHz 8KB Flash TQFP-32 | Microchip
ATMEGA88P-20AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA88-20AI | ATMEGA88P-20AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.38 | $3.15 |
| Core Processor | AVR 8-bit RISC | — |
| Core Size | 8-bit | 8-bit |
| Speed | 20 MHz | — |
| Flash Program Memory | 8 KB (4K x 16) | — |
| EEPROM | 512 B | 512 B |
| SRAM | 1 KB | 1 KB |
| Supply Voltage Range | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Max Clock at Full Voltage | 20 MHz at 4.5 V to 5.5 V | — |
| GPIO Count | 23 | 23 |
| ADC Resolution | 10-bit, 8 channels | 10-bit |
| Communication Interfaces | USART, SPI, TWI (I2C) | USART, SPI, TWI (I2C) |
| Timers | Two 8-bit, one 16-bit | 2 x 8-bit, 1 x 16-bit |
| MIPS Throughput | Up to 20 MIPS at 20 MHz | — |
| Operating Temperature | -40C to +85C | -40C to +85C (industrial) |
| Package | 32-TQFP (7x7 mm) | 32-TQFP (7 x 7 mm, 0.8 mm pitch) |
| Mounting Type | Surface Mount | Surface Mount |
| On-Chip Debug | DebugWIRE | — |
| Programming | ISP, read-while-write Flash | — |
| Reset/Brown-out | Power-on Reset, Brown-out Detect/Reset | — |
| Core | — | AVR 8-bit RISC |
| Speed (Max Clock) | — | 20 MHz (20 MIPS) |
| Program Memory | — | 8 KB (4K x 16) ISP Flash |
| ADC Channels | — | 8 |
| On-chip Debug | — | debugWIRE |
| Package Type Detail | — | TQFP, 7 x 7 mm, 1.0 mm height, 0.80 mm pitch, plastic |
| RoHS Status | — | Compliant (GREEN package) |
| Instruction Set | — | 131 instructions, mostly single-clock cycle |
| Low Power Technology | — | picoPower with multiple sleep modes |