ATMEGA324A-MU vs ATMEGA324P-20MQR Comparison
Detailed side-by-side comparison of ATMEGA324A-MU by Microchip Technology and ATMEGA324P-20MQR 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
ATMEGA324A-MU - 8-bit AVR MCU 32KB Flash 20MHz | Microchip
ATMEGA324A-MU ✓ ActiveMicrochip Technology
ATMEGA324P-20MQR - 8-Bit AVR MCU 20MHz 32KB Flash | Microchip
ATMEGA324P-20MQR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA324A-MU | ATMEGA324P-20MQR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Memory | 32 KB ISP Flash (read-while-write) | 32 KB (16K x 16) |
| EEPROM | 1 KB | 1 KB |
| SRAM | 2 KB | 2 KB |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| General Purpose I/O Lines | 32 | — |
| Working Registers | 32 general purpose | 32 general purpose registers |
| Supply Voltage Class | 2.5 V / 3.3 V / 5 V systems | — |
| Package | 44-VFQFN Exposed Pad | 44-VQFN (7x7 mm) with Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount |
| Temperature Range | Industrial (-40C to +85C) | — |
| Instructions | 131 powerful instructions, most single-cycle | — |
| Throughput | Up to ~1 MIPS per MHz | — |
| Real Time Counter | Yes | — |
| Lifecycle Status | Active | — |
| Packaging | Tape & Reel | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS compliance status] |
| Supply Voltage Range (Vcc min-max) | [DATA_NEEDED: full Vcc min-max range] | — |
| Core Size | — | 8-Bit |
| Flash Type | — | ISP FLASH with read-while-write |
| General Purpose I/O | — | 32 I/O lines |
| Supply Voltage | — | [DATA_NEEDED: operating voltage range (VCC min/max)] |
| Operating Temperature | — | [DATA_NEEDED: temperature grade range] |
| Peripherals | — | Real time counter, three flexible timer/counters |
| Programming Interface | — | ISP (in-system self-programming) |
| Low Power Technology | — | picoPower |
| Moisture Sensitivity Level | — | [DATA_NEEDED: MSL rating] |