ATMEGA8A-AU vs ATMEGA88A-AU Comparison
Detailed side-by-side comparison of ATMEGA8A-AU by Microchip Technology and ATMEGA88A-AU 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
ATMEGA8A-AU - AVR 8-bit MCU 16MHz 8KB Flash TQFP-32 | Microchip
ATMEGA8A-AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA8A-AU | ATMEGA88A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.31 | $1.52 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Maximum Clock Frequency | 16 MHz | 20 MHz |
| Flash Program Memory | 8 KB (4K x 16) | — |
| EEPROM | 512 B | 512 B |
| SRAM | 1 KB | 1 KB |
| I/O Pins | 23 | — |
| Supply Voltage Range | 4.5 V to 5.5 V (at 16 MHz) | — |
| Throughput | Up to 16 MIPS at 16 MHz | — |
| Instructions | 130 instructions, most single-cycle | — |
| Hardware Multiplier | On-chip 2-cycle multiplier | — |
| ADC | 10-bit, 6 multiplexed channels (8 on TQFP/QFN incl. ADC6/ADC7) | 8-channel, 10-bit successive approximation |
| Communication Interfaces | 1x USART, SPI, TWI (I2C) | — |
| Timers | 2x 8-bit, 1x 16-bit timer/counter | — |
| Analog Comparator | Yes, on-chip | — |
| Flash Endurance | 10,000 write cycles | — |
| EEPROM Endurance | 100,000 write cycles | — |
| Package | 32-TQFP (7x7 mm, 0.8 mm pitch) | 32-pin TQFP (7x7 mm, 0.80 mm pitch) |
| Mounting Type | Surface Mount | Surface Mount |
| Programming / Debug | In-Circuit Serial Programming (ICSP) via SPI, MPLAB SNAP supported | — |
| Lifecycle Status | Active | — |
| Program Memory Size | — | 8 KB (4K x 16) Flash |
| Program Memory Type | — | Flash (ISP, read-while-write) |
| Operating Voltage Range | — | 1.8 V to 5.5 V |
| Supply Voltage (20 MHz operation) | — | 4.5 V to 5.5 V |
| General Purpose I/O Lines | — | 23 |
| General Purpose Working Registers | — | 32 |
| Timers/Counters | — | 3 (two 8-bit, one 16-bit) with compare modes |
| Serial Interfaces | — | USART, SPI, TWI (I2C) |
| Operating Temperature | — | -40 C to +85 C |
| Instruction Set | — | 130 powerful instructions, most single-clock cycle |
| Power-Down Current | — | Sub-1 uA (picoPower technology) |
| RoHS Status | — | Compliant |
| Packaging | — | Tray |