ATMEGA8-16AU vs ATMEGA8-16AI Comparison
Detailed side-by-side comparison of ATMEGA8-16AU by Microchip Technology and ATMEGA8-16AI 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 | ATMEGA8-16AU | ATMEGA8-16AI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.78 | $2.46 |
| Core Processor | AVR | AVR 8-bit RISC |
| Core Size | 8-Bit | — |
| Speed | 16 MHz | — |
| Program Memory Size | 8 KB (4K x 16) FLASH | 8 KB (4K x 16) Flash |
| 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) | — |
| Package | 32-TQFP, 7 x 7 mm, 0.8 mm pitch | 32-TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Programmability | In-System Programmable (ISP) FLASH | — |
| Life Cycle Stage | Active | — |
| Throughput | Up to 16 MIPS at 16 MHz | Up to 16 MIPS at 16 MHz |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +85C |
| RoHS Status | Green / RoHS compliant (per distributor listing) | Compliant |
| MSL Rating | [DATA_NEEDED: moisture sensitivity level] | — |
| 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 |
| 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 |