ATMEGA324PB-AN vs ATMEGA324PA-AUR Comparison
Detailed side-by-side comparison of ATMEGA324PB-AN by Microchip Technology and ATMEGA324PA-AUR 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
ATMEGA324PB-AN - 8-Bit AVR MCU 20MHz 32KB Flash | Microchip
ATMEGA324PB-AN β ActiveMicrochip Technology
ATMEGA324PA-AUR - 8-Bit AVR MCU 32KB Flash 20MHz | Microchip
ATMEGA324PA-AUR β ActiveSpecification Comparison
| Parameter | ATMEGA324PB-AN | ATMEGA324PA-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.82 | $1.98 |
| Core Processor | AVR | AVR 8-bit RISC |
| Core Size | 8-Bit | β |
| Max Clock Speed | 20 MHz | β |
| Program Memory Size | 32 KB (16K x 16) | 32 KB Flash (16K x 16) |
| Program Memory Type | FLASH | β |
| EEPROM Size | 1 KB | 1 KB |
| SRAM Size | 2 KB | 2 KB |
| Number of I/O | 39 | β |
| General Purpose Working Registers | 32 | 32 |
| Connectivity | I2C, SPI, UART/USART | β |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, PTC | β |
| Timer/Counters | 5 | 2x 8-bit, 1x 16-bit |
| Supply Voltage | 5 V | β |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +85C (industrial) |
| Package | 44-TQFP (10x10 mm) | 44-pin TQFP (10x10 mm, 0.80 mm pitch) |
| Mounting Type | Surface Mount | Surface Mount |
| Series | AVR ATmega, Functional Safety (FuSa) | β |
| RoHS Status | Green / compliant | Compliant |
| Maximum Clock Frequency | β | 20 MHz |
| Operating Voltage Range | β | 1.8 V to 5.5 V |
| Supply Voltage (5V operation) | β | 4.5 V to 5.5 V |
| CPU Throughput | β | Up to 20 MIPS at 20 MHz |
| General Purpose I/O Lines | β | 32 |
| ADC Channels / Resolution | β | 8-channel, 10-bit |
| Communication Interfaces | β | 2x USART, SPI, I2C (TWI) |
| Instruction Set | β | 131 powerful instructions, most single-clock cycle |
| Debug Interface | β | JTAG (IEEE 1149.1 boundary scan) |
| Packaging | β | Tape & Reel (AUR suffix) |