ATMEGA324PA-MCH vs ATMEGA324A-MU Comparison
Detailed side-by-side comparison of ATMEGA324PA-MCH by Microchip Technology and ATMEGA324A-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-MCH - 8-bit AVR MCU, 20MHz, 32KB Flash | Microchip
ATMEGA324PA-MCH ✓ ActiveMicrochip Technology
ATMEGA324A-MU - 8-bit AVR MCU 32KB Flash 20MHz | Microchip
ATMEGA324A-MU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA324PA-MCH | ATMEGA324A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.45 | $3.90 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Memory | 32 KB (16K x 16) ISP Flash | 32 KB ISP Flash (read-while-write) |
| EEPROM | 1 KB | 1 KB |
| SRAM | 2 KB | 2 KB |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| Throughput | Up to 20 MIPS at 20 MHz | Up to ~1 MIPS per MHz |
| Operating Voltage Range | 2.5 V to 5.5 V | — |
| General Purpose I/O | 32 I/O lines | — |
| Package | 44-QFN (5x5 mm) with exposed pad | 44-VFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount |
| Instruction Set | 131 instructions, most single-cycle | — |
| Working Registers | 32 x 8 general purpose | 32 general purpose |
| 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 | — |
| General Purpose I/O Lines | — | 32 |
| Supply Voltage Class | — | 2.5 V / 3.3 V / 5 V systems |
| Temperature Range | — | Industrial (-40C to +85C) |
| Instructions | — | 131 powerful instructions, most single-cycle |
| 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] |