ATMEGA1284P-AU vs ATMEGA324P-15AT1 Comparison
Detailed side-by-side comparison of ATMEGA1284P-AU by Microchip Technology and ATMEGA324P-15AT1 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
ATMEGA1284P-AU - 8-bit AVR MCU 128KB Flash 20MHz TQFP-44
ATMEGA1284P-AU ✓ ActiveMicrochip Technology
ATMEGA324P-15AT1 - 8-Bit AVR MCU 16MHz 32KB Flash | Microchip
ATMEGA324P-15AT1 ✓ ActiveSpecification Comparison
| Parameter | ATMEGA1284P-AU | ATMEGA324P-15AT1 |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.65 | $4.21 |
| Core Architecture | 8-bit AVR RISC | — |
| Program Memory (Flash) | 128 KB | — |
| EEPROM | 4 KB | — |
| SRAM | 16 KB | — |
| Maximum CPU Speed | 20 MHz | — |
| Operating Voltage Range | 1.8 V to 5.5 V | — |
| I/O Pins | 32 | — |
| General-Purpose Registers | 32 | — |
| ADC | 10-bit, 8-channel | 8-channel 10-bit (per ATmega324P family) |
| USART | 2 | — |
| SPI | 1 | — |
| TWI (I2C) | 1 | — |
| Timer/Counters | 2x 8-bit, 2x 16-bit | — |
| PWM Channels | 6 | — |
| Package | TQFP-44 (10x10 mm) | 44-TQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (industrial) | — |
| In-System Programming | Yes (SPI) | — |
| JTAG Debug | Yes (IEEE 1149.1) | — |
| Power-Down Current | [DATA_NEEDED: power-down current in nA] | — |
| RoHS Status | Compliant | — |
| MSL Level | 3 (per JEDEC J-STD-020) | — |
| Core | — | 8-bit AVR RISC |
| Core Size | — | 8-Bit |
| Maximum Clock Frequency | — | 16 MHz |
| Program Memory Size | — | 32 KB (16K x 16) Flash |
| SRAM Size | — | 2 KB |
| EEPROM Size | — | 1 KB |
| Number of I/O | — | 32 general purpose I/O lines |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| Qualification | — | Automotive, AEC-Q100 |
| Programming | — | ISP (In-System Programmable), read-while-write |
| Serial Interfaces | — | USART, SPI, TWI (I2C) |
| Timers | — | Two 8-bit, one 16-bit timer plus real-time counter |
| Low Power Technology | — | picoPower with idle, power-down, power-save modes |
| Operating Temperature Range | — | [DATA_NEEDED: Operating Temperature Range] |
| Working Registers | — | 32 general purpose working registers |
| On-Chip Debug | — | ICSP via 2 I/O pins + reset line |