ATMEGA324A-MU vs ATMEGA324PA-MCH Comparison
Detailed side-by-side comparison of ATMEGA324A-MU by Microchip Technology and ATMEGA324PA-MCH 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
ATMEGA324PA-MCH - 8-bit AVR MCU, 20MHz, 32KB Flash | Microchip
ATMEGA324PA-MCH ✓ ActiveSpecification Comparison
| Parameter | ATMEGA324A-MU | ATMEGA324PA-MCH |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.90 | $2.45 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Memory | 32 KB ISP Flash (read-while-write) | 32 KB (16K x 16) ISP Flash |
| 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 x 8 general purpose |
| Supply Voltage Class | 2.5 V / 3.3 V / 5 V systems | — |
| Package | 44-VFQFN Exposed Pad | 44-QFN (5x5 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 | Up to 20 MIPS at 20 MHz |
| Real Time Counter | Yes | — |
| Lifecycle Status | Active | — |
| Packaging | Tape & Reel | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | — |
| Supply Voltage Range (Vcc min-max) | [DATA_NEEDED: full Vcc min-max range] | — |
| Operating Voltage Range | — | 2.5 V to 5.5 V |
| General Purpose I/O | — | 32 I/O lines |
| Instruction Set | — | 131 instructions, most single-cycle |
| Multiplier | — | On-chip 2-cycle multiplier |
| Low Power Technology | — | picoPower |
| Programmability | — | In-System Programmable (ISP), read-while-write |
| Supply Voltage Options | — | 2.5 V / 3.3 V / 5 V |