ATMEGA165PA-AN vs ATMEGA165A-AU Comparison
Detailed side-by-side comparison of ATMEGA165PA-AN by Microchip Technology and ATMEGA165A-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
ATMEGA165PA-AN - 8-Bit AVR MCU 16MHz 16KB Flash TQFP-64 | Microchip
ATMEGA165PA-AN ✓ ActiveMicrochip Technology
ATMEGA165A-AU - 8-Bit AVR MCU 16KB Flash 16MHz | Microchip
ATMEGA165A-AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA165PA-AN | ATMEGA165A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core | 8-bit AVR RISC | — |
| Maximum Clock Frequency | 16 MHz | — |
| Performance | 16 MIPS at 16 MHz (1 MIPS/MHz) | — |
| Flash Memory | 16 KB (8K x 16) ISP flash, read-while-write | — |
| EEPROM | 512 B | — |
| SRAM | 1 KB | — |
| General Purpose I/O | 54 lines | — |
| Working Registers | 32 x 8-bit | — |
| Operating Voltage | 1.8 V to 5.5 V | — |
| ADC | 8-channel, 10-bit | — |
| Timers | 2 x 8-bit, 1 x 16-bit | — |
| Communication Interfaces | USART, SPI, TWI (I2C-compatible) | SPI, UART/USART, USI |
| Debug / Scan | JTAG (on-chip debug and boundary scan) | — |
| Low Power Technology | picoPower | — |
| Package | 64-TQFP, 14x14 mm | 64-pin TQFP (14 x 14 mm, 1 mm height) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C | -40C to +85C (industrial) |
| RoHS Status | Compliant | Compliant |
| Core Processor | — | AVR 8-bit RISC |
| Program Memory Size | — | 16 KB (8K x 16) Flash |
| EEPROM Size | — | 512 B |
| SRAM Size | — | 1 KB |
| Maximum Clock Speed | — | 16 MHz |
| Throughput | — | Up to 16 MIPS at 16 MHz |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| Number of I/O Lines | — | 54 |
| General Purpose Working Registers | — | 32 |
| Instruction Set | — | 133 powerful instructions, most single clock cycle |
| ADC Resolution | — | 10-bit successive approximation |
| Debug Interface | — | JTAG (boundary-scan and on-chip debug) |
| Brown-out Detection | — | Programmable |
| Watchdog Timer | — | Programmable on-chip |