ATMEGA329PA-MU vs ATMEGA169PA-MU Comparison
Detailed side-by-side comparison of ATMEGA329PA-MU by Microchip Technology and ATMEGA169PA-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
ATMEGA329PA-MU - 8-bit AVR MCU, 32KB Flash, 20MHz, 64-QFN | Microchip
ATMEGA329PA-MU ✓ ActiveMicrochip Technology
ATMEGA169PA-MU - 8-bit AVR MCU 16KB Flash 64-QFN | Microchip
ATMEGA169PA-MU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA329PA-MU | ATMEGA169PA-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.18 | $4.10 |
| Core Architecture | AVR 8-bit RISC | — |
| Program Memory Type | Flash (ISP, read-while-write) | FLASH |
| Program Memory Size | 32 KB (16K x 16) | 16 KB (8K x 16) |
| SRAM | 2 KB | — |
| EEPROM | 1 KB | — |
| Max CPU Clock | 20 MHz | — |
| Supply Voltage (Vcc) | 4.5 V to 5.5 V | — |
| Operating Temperature | -40 C to +85 C (Industrial) | [DATA_NEEDED: operating temperature range] |
| I/O Pins | 54 | — |
| General Purpose Registers | 32 | — |
| ADC | 8-channel, 10-bit | — |
| Timers/Counters | 2 x 8-bit, 1 x 16-bit | — |
| PWM Channels | 4 | — |
| Communication Interfaces | USART, SPI, TWI (I2C), JTAG | — |
| Package | 64-QFN (9x9 mm) | 64-QFN (9x9 mm) with exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | [DATA_NEEDED: MSL rating] | — |
| RoHS Status | Compliant (lead-free, Green) | [DATA_NEEDED: RoHS status] |
| Core Processor | — | AVR |
| Core Size | — | 8-Bit |
| Speed | — | 16 MHz |
| EEPROM Size | — | 512 B |
| RAM Size | — | 1 KB |
| Number of I/O | — | 54/69 |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| Architecture | — | Advanced RISC, 133 instructions, most single-cycle |
| Working Registers | — | 32 x 8-bit general purpose |
| Performance | — | Up to 16 MIPS at 16 MHz |
| Debug/Programming | — | JTAG (IEEE 1149.1), ISP, IAP |
| Low Power Technology | — | picoPower |
| Lifecycle Status | — | Active |
| Series | — | AVR ATmega |