ATMEGA324P-15AT1 vs ATMEGA1284P-AU Comparison
Detailed side-by-side comparison of ATMEGA324P-15AT1 by Microchip Technology and ATMEGA1284P-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 ✓ ActiveMicrochip Technology
ATMEGA1284P-AU - 8-bit AVR MCU 128KB Flash 20MHz TQFP-44
ATMEGA1284P-AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA324P-15AT1 | ATMEGA1284P-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.21 | $4.65 |
| 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 | — |
| Package | 44-TQFP (10x10 mm) | TQFP-44 (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Qualification | Automotive, AEC-Q100 | — |
| Programming | ISP (In-System Programmable), read-while-write | — |
| ADC | 8-channel 10-bit (per ATmega324P family) | 10-bit, 8-channel |
| 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 | — |
| 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 |
| USART | — | 2 |
| SPI | — | 1 |
| TWI (I2C) | — | 1 |
| Timer/Counters | — | 2x 8-bit, 2x 16-bit |
| PWM Channels | — | 6 |
| 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) |