ATMEGA324P-15AT1 vs ATMEGA324A-AU Comparison
Detailed side-by-side comparison of ATMEGA324P-15AT1 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-15AT1 - 8-Bit AVR MCU 16MHz 32KB Flash | Microchip
ATMEGA324P-15AT1 β ActiveMicrochip Technology
ATMEGA324A-AU - AVR MCU 32KB Flash 20MHz TQFP-44 | Microchip
ATMEGA324A-AU β ActiveSpecification Comparison
| Parameter | ATMEGA324P-15AT1 | ATMEGA324A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.21 | $2.09 |
| Core | 8-bit AVR RISC | β |
| Core Size | 8-Bit | β |
| Maximum Clock Frequency | 16 MHz | β |
| Program Memory Size | 32 KB (16K x 16) Flash | β |
| SRAM Size | 2 KB | β |
| EEPROM Size | 1 KB | β |
| Number of I/O | 32 general purpose I/O lines | β |
| Supply Voltage Range | 2.7 V to 5.5 V | 1.8 V to 5.5 V (speed-grade dependent) |
| Package | 44-TQFP (10x10 mm) | β |
| Mounting Type | Surface Mount | Surface Mount |
| Qualification | Automotive, AEC-Q100 | β |
| Programming | ISP (In-System Programmable), read-while-write | β |
| ADC | 8-channel 10-bit (per ATmega324P family) | β |
| Serial Interfaces | USART, SPI, TWI (I2C) | USART, SPI, 2-Wire (I2C/TWI) |
| Timers | Two 8-bit, one 16-bit timer plus real-time counter | β |
| Low Power Technology | picoPower with idle, power-down, power-save modes | β |
| Operating Temperature Range | [DATA_NEEDED: Operating Temperature Range] | β |
| Working Registers | 32 general purpose working registers | β |
| On-Chip Debug | ICSP via 2 I/O pins + reset line | β |
| Core Architecture | β | 8-bit AVR RISC |
| Flash Memory | β | 32 KB (ISP, read-while-write) |
| EEPROM | β | 1 KB |
| SRAM | β | 2 KB |
| Maximum CPU Frequency | β | 20 MHz |
| General Purpose I/O | β | 32 lines |
| General Purpose Working Registers | β | 32 |
| Instructions | β | 131 (most single-cycle) |
| Timers/Counters | β | 3 |
| 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 |
| RoHS Status | β | Compliant |