ATMEGA88-15AT vs ATMEGA88-20AI Comparison
Detailed side-by-side comparison of ATMEGA88-15AT 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
ATMEGA88-15AT - 8-bit AVR MCU 8KB Flash 16MHz TQFP-32 | Microchip
ATMEGA88-15AT β ActiveMicrochip Technology
ATMEGA88-20AI - 8-bit AVR MCU 20MHz 8KB Flash TQFP-32 | Microchip
ATMEGA88-20AI β ActiveSpecification Comparison
| Parameter | ATMEGA88-15AT | ATMEGA88-20AI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.15 | $1.38 |
| Core | AVR 8-bit RISC | β |
| Flash Program Memory | 8 KB (4K x 16) | 8 KB (4K x 16) |
| SRAM | 1 KB | 1 KB |
| EEPROM | 512 B | 512 B |
| Maximum Clock Frequency | 16 MHz | β |
| Supply Voltage Range | 4.5 V to 5.5 V | 1.8 V to 5.5 V |
| I/O Pins | 23 | β |
| Timers/Counters | 2 x 8-bit, 1 x 16-bit | β |
| ADC | 6-channel 10-bit | β |
| Communication Interfaces | SPI, TWI (I2C), USART | USART, SPI, TWI (I2C) |
| PWM Channels | 3 (hardware PWM via timers) | β |
| In-System Programming | Yes (ISP via SPI) | β |
| Operating Temperature | -40C to +85C | -40C to +85C |
| Package | 32-TQFP (7 x 7 mm, 0.8 mm pitch, 1.0 mm height) | 32-TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Life Cycle Stage | Active | β |
| Instruction Set | 130 instructions, mostly single-cycle | β |
| Core Processor | β | AVR 8-bit RISC |
| Core Size | β | 8-bit |
| Speed | β | 20 MHz |
| 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 |
| 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 |