ATMEGA324P-A15AZ vs ATMEGA324A-AU Comparison
Detailed side-by-side comparison of ATMEGA324P-A15AZ by Microchip Technology and ATMEGA324A-AU 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
ATMEGA324P-A15AZ - 8-bit AVR MCU 32KB Flash 16MHz TQFP-44 | Microchip
ATMEGA324P-A15AZ β ActiveMicrochip Technology
ATMEGA324A-AU - AVR MCU 32KB Flash 20MHz TQFP-44 | Microchip
ATMEGA324A-AU β ActiveSpecification Comparison
| Parameter | ATMEGA324P-A15AZ | ATMEGA324A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.05 | $2.09 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Program Memory | 32 KB | β |
| EEPROM | 1 KB | 1 KB |
| SRAM | 2 KB | 2 KB |
| Maximum Clock Speed | 16 MHz | β |
| Supply Voltage | 4.5 V to 5.5 V | β |
| Family Supply Voltage Range | 2.7 V to 5.5 V (across variants) | β |
| General Purpose I/O | 32 lines | 32 lines |
| Working Registers | 32 general purpose | β |
| Instructions | 131 instructions, most single-cycle | 131 (most single-cycle) |
| Timers/Counters | 3 flexible timer/counters with compare modes and PWM | 3 |
| USART | 2 | β |
| Serial Interfaces | Two-Wire (I2C) byte-oriented serial interface | USART, SPI, 2-Wire (I2C/TWI) |
| ADC | 8-channel, 10-bit | β |
| Package | 44-TQFP, 10 x 10 mm, 1 mm height, 0.8 mm pitch | β |
| Mounting Type | Surface Mount | Surface Mount |
| Qualification | Automotive, AEC-Q100 | β |
| Temperature Grade | Automotive | β |
| Special Technology | picoPower low power | β |
| Flash Programming | ISP with read-while-write | β |
| RoHS Status | [DATA_NEEDED: RoHS status] | Compliant |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | β |
| Flash Memory | β | 32 KB (ISP, read-while-write) |
| Maximum CPU Frequency | β | 20 MHz |
| Supply Voltage Range | β | 1.8 V to 5.5 V (speed-grade dependent) |
| General Purpose Working Registers | β | 32 |
| Real Time Counter | β | Yes |
| In-System Programming | β | Yes (ISP) |
| Package Type | β | TQFP-44, 10 x 10 mm, 1 mm height, 0.8 mm pitch |
| Operating Temperature | β | -40C to +85C (Industrial) |
| Life Cycle Stage | β | Active |