ATMEGA165A-MU vs ATMEGA165PA-MU Comparison
Detailed side-by-side comparison of ATMEGA165A-MU by Microchip Technology and ATMEGA165PA-MU 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-MU - AVR 8-Bit MCU 16KB Flash 16MHz QFN-64 | Microchip
ATMEGA165A-MU ✓ ActiveMicrochip Technology
ATMEGA165PA-MU - 8-bit AVR MCU 16MHz 16KB Flash 64-QFN | Microchip
ATMEGA165PA-MU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA165A-MU | ATMEGA165PA-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | AVR | — |
| Core Size | 8-Bit | 8-bit |
| Max Clock Speed | 16 MHz | — |
| Flash Memory | 16 KB (8K x 16), In-System Programmable | 16 KB (8K x 16) |
| EEPROM | 512 B | 512 B |
| SRAM | 1 KB | 1 KB |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| General Purpose I/O | 54 | — |
| Instructions | 133 (mostly single-cycle execution) | — |
| Working Registers | 32 x 8-bit general purpose | 32 general purpose |
| Connectivity | SPI, UART/USART | — |
| Debug / Test Interface | JTAG (on-chip debug and boundary scan) | — |
| ADC | Yes, 10-bit | [DATA_NEEDED: ADC resolution and channels] |
| Package | 64-QFN (9x9 mm) MLF, surface mount | 64-QFN (9x9 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +85C (industrial) |
| Flash Write Cycles | [DATA_NEEDED: flash endurance] | — |
| Core Architecture | — | AVR 8-bit RISC |
| Max Clock Frequency | — | 16 MHz |
| I/O Count | — | 53 I/O |
| Instruction Set | — | 133 instructions, most single-cycle |
| Timers | — | 3 flexible timers |
| Debug / Programming | — | JTAG (boundary-scan, on-chip debug, ICSP) |
| Low Power Technology | — | picoPower |
| Lifecycle Stage | — | Active |