ATMEGA324PA-PN vs ATMEGA324PA-MCHR Comparison
Detailed side-by-side comparison of ATMEGA324PA-PN by Microchip Technology and ATMEGA324PA-MCHR 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-PN - 8-Bit AVR MCU 20MHz 32KB Flash DIP-40 | Microchip
ATMEGA324PA-PN β ActiveMicrochip Technology
ATMEGA324PA-MCHR - 8-bit AVR MCU 32KB Flash 20MHz | Microchip
ATMEGA324PA-MCHR β ActiveSpecification Comparison
| Parameter | ATMEGA324PA-PN | ATMEGA324PA-MCHR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.66 | $2.55 |
| Core Architecture | 8-bit AVR RISC | β |
| Core Series | AVR ATmega (picoPower) | β |
| Max CPU Frequency | 20 MHz | β |
| Program Memory (Flash) | 32 KB (16K x 16), ISP, read-while-write | β |
| EEPROM | 1 KB | β |
| SRAM | 2 KB | β |
| General Purpose I/O | 32 lines | β |
| Working Registers | 32 x 8-bit general purpose | β |
| Communication Interfaces | I2C (TWI), SPI, UART/USART | β |
| Operating Supply Voltage | 2.5 V / 3.3 V / 5 V | β |
| Operating Temperature | up to +105 C (PN grade) | -40C to +85C (industrial) |
| Package | 40-PDIP, 0.600 in (15.24 mm) width | 44-QFN (5x5 mm) with exposed pad |
| Mounting Type | Through-Hole | Surface Mount |
| Packaging | Tube | β |
| RoHS / Green Status | Green (RoHS compliant per Microchip listing) | β |
| Data Program Memory Size | 32KB FLASH, 1KB EE, 2KB RAM | β |
| Supplier Device Package | 40-DIP | β |
| Core Processor | β | AVR |
| Core Size | β | 8-Bit |
| Speed | β | 20 MHz |
| Flash Memory Size | β | 32 KB (16K x 16) |
| EEPROM Size | β | 1 KB |
| SRAM Size | β | 2 KB |
| Number of I/O | β | 32 |
| General Purpose Registers | β | 32 |
| Supply Voltage | β | 2.5 V / 3.3 V / 5 V |
| Instructions | β | 131 instructions, most single-cycle execution |
| MIPS per MHz | β | Up to 1 MIPS/MHz |
| Programming | β | ICSP in-system programmable Flash with read-while-write |
| Low Power Technology | β | picoPower |
| Debug / Scan | β | JTAG (on-chip debug and boundary scan) |
| Life Cycle Stage | β | ACTIVE |