ATMEGA165A-AU vs ATMEGA165P-16AN Comparison
Detailed side-by-side comparison of ATMEGA165A-AU by Microchip Technology and ATMEGA165P-16AN 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 ✓ ActiveMicrochip Technology
ATMEGA165P-16AN - AVR 8-bit MCU 16KB 16MHz TQFP-64 | Microchip
ATMEGA165P-16AN ✓ ActiveSpecification Comparison
| Parameter | ATMEGA165A-AU | ATMEGA165P-16AN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| 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 | Up to 16 MIPS |
| Supply Voltage Range | 2.7 V to 5.5 V | 1.8 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 | 131 instructions, most single-cycle |
| ADC Resolution | 10-bit successive approximation | — |
| 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) | — |
| Debug Interface | JTAG (boundary-scan and on-chip debug) | — |
| Communication Interfaces | SPI, UART/USART, USI | — |
| Brown-out Detection | Programmable | — |
| Watchdog Timer | Programmable on-chip | — |
| RoHS Status | Compliant | Compliant (Green per Mouser listing) |
| Core Architecture | — | AVR 8-bit RISC |
| Max CPU Speed | — | 16 MHz |
| Flash Memory | — | 16 KB (8K x 16) ISP |
| EEPROM | — | 512 B |
| SRAM | — | 1 KB |
| General Purpose I/O | — | 53 lines |
| Working Registers | — | 32 x 8-bit |
| Supply Voltage Grades | — | 3.3 V / 5 V |
| Debug/Programming Interfaces | — | JTAG (boundary-scan, on-chip debug), ISP |
| Timers | — | Three flexible Timer/Counters |
| Operating Temperature Range | — | [DATA_NEEDED: operating temperature range] |
| ADC Resolution/Channels | — | [DATA_NEEDED: ADC resolution and channels] |
| Data Retention | — | [DATA_NEEDED: flash data retention] |