ATMEGA165A-AU vs ATMEGA165-16AI Comparison
Detailed side-by-side comparison of ATMEGA165A-AU by Microchip Technology and ATMEGA165-16AI 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
ATMEGA165A-AU - 8-Bit AVR MCU 16KB Flash 16MHz | Microchip
ATMEGA165A-AU β ActiveMicrochip Technology
ATMEGA165-16AI - 8-bit AVR MCU 16KB Flash 16MHz 64-TQFP | Microchip
ATMEGA165-16AI β ActiveSpecification Comparison
| Parameter | ATMEGA165A-AU | ATMEGA165-16AI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.47 | $3.45 |
| Core Processor | AVR 8-bit RISC | β |
| Program Memory Size | 16 KB (8K x 16) Flash | β |
| EEPROM Size | 512 B | [DATA_NEEDED: EEPROM size] |
| SRAM Size | 1 KB | [DATA_NEEDED: SRAM size] |
| Maximum Clock Speed | 16 MHz | β |
| Throughput | Up to 16 MIPS at 16 MHz | β |
| Supply Voltage Range | 2.7 V to 5.5 V | [DATA_NEEDED: supply voltage range for -16AI grade] |
| Number of I/O Lines | 54 | β |
| General Purpose Working Registers | 32 | β |
| Instruction Set | 133 powerful instructions, most single clock cycle | 130 instructions, most single-cycle |
| ADC Resolution | 10-bit successive approximation | [DATA_NEEDED: ADC resolution and channels] |
| Package | 64-pin TQFP (14 x 14 mm, 1 mm height) | 64-TQFP (14 x 14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C (Industrial) |
| Debug Interface | JTAG (boundary-scan and on-chip debug) | β |
| Communication Interfaces | SPI, UART/USART, USI | USART, SPI (per family datasheet); TWI [DATA_NEEDED: TWI presence] |
| Brown-out Detection | Programmable | β |
| Watchdog Timer | Programmable on-chip | β |
| RoHS Status | Compliant | [DATA_NEEDED: RoHS status] |
| Core Architecture | β | AVR enhanced RISC, 8-bit |
| Flash Memory | β | 16 KB (8K x 16) In-System Programmable |
| Maximum Clock Frequency | β | 16 MHz |
| Peak Throughput | β | 16 MIPS (at 16 MHz) |
| Working Registers | β | 8 x general purpose 8-bit registers |
| GPIO Count | β | [DATA_NEEDED: GPIO count] |
| Debug/Scan | β | JTAG on-chip debug and boundary scan (per family datasheet) |
| Programming | β | In-System Programmable (ISP) via SPI |