ATMEGA1284P-PU vs ATMEGA324PA-PU Comparison
Detailed side-by-side comparison of ATMEGA1284P-PU by Microchip Technology and ATMEGA324PA-PU 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-PU - 128KB AVR MCU 20MHz 40-PDIP | Microchip
ATMEGA1284P-PU ✓ ActiveMicrochip Technology
ATMEGA324PA-PU - 32KB AVR MCU 20MHz PDIP-40 | Microchip
ATMEGA324PA-PU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA1284P-PU | ATMEGA324PA-PU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.05 | $3.55 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Memory | 128 KB (64K x 16) ISP Flash | 32 KB ISP Flash (read-while-write) |
| SRAM | 16 KB | 2 KB |
| EEPROM | 4 KB | 1 KB |
| Max Clock Frequency | 20 MHz | — |
| Supply Voltage Range | 1.8 V to 5.5 V | — |
| GPIO Count | 32 general purpose I/O lines | — |
| ADC | 8-channel 10-bit | 8-channel 10-bit ADC |
| USART Count | 2 | — |
| Timer/Counters | 3 with compare modes and PWM | — |
| Serial Interfaces | 2x USART, TWI (I2C-compatible), SPI | 2 x USART, 1 x Two-Wire (I2C-compatible), 1 x SPI |
| Package | 40-PDIP (through-hole) | 40-pin PDIP (DIP-40), through-hole |
| Mounting Type | Through Hole | Through Hole |
| Special Features | picoPower, Real Time Counter, Read-While-Write Flash | — |
| Instruction Set Throughput | Up to 1 MIPS per MHz | — |
| Working Registers | 32 general purpose | 32 x 8-bit |
| Lifecycle Status | Active | — |
| Maximum Clock Speed | — | 20 MHz (up to 20 MIPS) |
| Supply Voltage | — | 4.5 V to 5.5 V (per listed specifications) |
| General Purpose I/O | — | 32 I/O lines (4 x 8-bit ports) |
| Instructions | — | 131 powerful instructions, most single-cycle |
| Timers/Counters | — | 3 flexible timer/counters with compare modes and PWM |
| Real-Time Counter | — | Yes, with separate oscillator |
| Hardware Multiplier | — | On-chip 2-cycle multiplier |
| Low Power Technology | — | picoPower |
| Life Cycle Stage | — | Active |
| RoHS Status | — | [DATA_NEEDED: RoHS compliance] |