ATMEGA8-16AI vs ATMEGA8-16AU Comparison
Detailed side-by-side comparison of ATMEGA8-16AI by Microchip Technology and ATMEGA8-16AU by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | ATMEGA8-16AI | ATMEGA8-16AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Obsolete | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.46 | $1.78 |
| Core Processor | AVR 8-bit RISC | AVR |
| Program Memory Size | 8 KB (4K x 16) Flash | 8 KB (4K x 16) FLASH |
| Program Memory Type | In-System Programmable Flash | — |
| Flash Endurance | 10,000 write/erase cycles | — |
| SRAM | 1 KB | — |
| EEPROM | 512 Bytes | — |
| Maximum Clock Frequency | 16 MHz | — |
| Throughput | Up to 16 MIPS at 16 MHz | Up to 16 MIPS at 16 MHz |
| Operating Voltage Range | 2.7 V to 5.5 V | — |
| Speed Grade Voltage | 16 MHz at 4.5 V to 5.5 V | — |
| Instruction Set | 130 powerful instructions, most single-clock cycle | — |
| General Purpose Working Registers | 32 x 8-bit | — |
| I/O Lines | 32 programmable I/O lines | — |
| ADC | 10-bit, 6 or 8 channels, 15 kSPS | — |
| Timers | Two 8-bit, one 16-bit with separate prescaler | — |
| Serial Interfaces | USART, SPI, Two-wire (I2C-compatible) | — |
| Internal Oscillator | Calibrated RC oscillator | — |
| Package | 32-TQFP (7x7 mm) | 32-TQFP, 7 x 7 mm, 0.8 mm pitch |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C | [DATA_NEEDED: operating temperature range] |
| RoHS Status | Compliant | Green / RoHS compliant (per distributor listing) |
| Core Size | — | 8-Bit |
| Speed | — | 16 MHz |
| EEPROM Size | — | 512 B |
| RAM Size | — | 1 KB SRAM |
| Supply Voltage | — | 4.5 V to 5.5 V |
| I/O Count | — | 23 |
| Architecture | — | Advanced RISC, 130 instructions |
| ADC Resolution | — | 10-bit |
| ADC Channels | — | 6 or 8 multiplexed channels |
| Peripherals | — | 2x 8-bit timer, 1x 16-bit timer, PWM, USART, SPI, TWI (I2C) |
| Programmability | — | In-System Programmable (ISP) FLASH |
| Life Cycle Stage | — | Active |
| MSL Rating | — | [DATA_NEEDED: moisture sensitivity level] |