ATMEGA324PA-MU vs ATMEGA164A-MU Comparison
Detailed side-by-side comparison of ATMEGA324PA-MU by Microchip Technology and ATMEGA164A-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
ATMEGA324PA-MU - 8-bit AVR MCU 32KB Flash 20MHz VQFN-44 | Microchip
ATMEGA324PA-MU ✓ ActiveMicrochip Technology
ATMEGA164A-MU - 8-bit AVR MCU 16KB Flash 20MHz VQFN-44 | Microchip
ATMEGA164A-MU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA324PA-MU | ATMEGA164A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.05 | $3.01 |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC |
| Flash Memory | 32 KB (16K x 16) ISP Flash | — |
| EEPROM | 1 KB | 512 B |
| SRAM | 2 KB | 1 KB |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| Supply Voltage | 2.5 V / 3.3 V / 5 V | — |
| Number of I/O | 32 general purpose I/O lines | — |
| General Purpose Working Registers | 32 | — |
| Instruction Set | 131 instructions, mostly single-cycle | 133 powerful instructions, most single-cycle |
| Package | 44-VQFN (7 x 7 mm) with exposed pad | 44-VQFN (7x7 mm) with exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Programming Method | In-System Programmable (ISP), read-while-write | — |
| Power Technology | picoPower low-power modes | — |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +85C (industrial) |
| ADC Resolution | [DATA_NEEDED: ADC resolution in bits] | — |
| RoHS Status | Compliant | — |
| ECCN | EAR99 | — |
| Lifecycle Stage | ACTIVE | — |
| Program Memory (FLASH) | — | 16 KB (8K x 16) ISP |
| Throughput | — | Up to 20 MIPS (approx. 1 MIPS per MHz) |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| General Purpose I/O | — | 32 I/O lines |
| General Purpose Registers | — | 32 |
| ADC | — | 10-bit ADC (per family datasheet) |
| Peripherals | — | Real-time counter, timers/PWM, WDT, brown-out detection |
| Programming Interface | — | ISP (In-System Programmable), read-while-write |
| Life Cycle Stage | — | Active |