ATMEGA1284-MUR vs ATMEGA324A-MU Comparison
Detailed side-by-side comparison of ATMEGA1284-MUR by Microchip Technology and ATMEGA324A-MU 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
ATMEGA1284-MUR - 8-bit AVR MCU, 128KB Flash, 20MHz | Microchip
ATMEGA1284-MUR ✓ ActiveMicrochip Technology
ATMEGA324A-MU - 8-bit AVR MCU 32KB Flash 20MHz | Microchip
ATMEGA324A-MU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA1284-MUR | ATMEGA324A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.72 | $3.90 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Speed | 20 MHz | — |
| Flash Memory | 128 KB (64K x 16) | 32 KB ISP Flash (read-while-write) |
| SRAM | 16 KB | 2 KB |
| EEPROM | 4 KB | 1 KB |
| Operating Voltage | 2.5 V / 3.3 V / 5 V | — |
| Number of I/O | 32 | — |
| Connectivity | I2C, SPI, UART/USART | — |
| USARTs | 2 | — |
| ADC Resolution | 10-bit | — |
| Timers | 3 x timer/counter with compare modes and PWM | — |
| Real-Time Counter | Yes | — |
| Package | 44-VQFN (7x7 mm) with exposed pad | 44-VFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | Tape & Reel |
| Product Status | Active | — |
| Architecture | AVR enhanced RISC, 133 instructions, mostly single-cycle | — |
| Core Architecture | — | 8-bit AVR RISC |
| Maximum Clock Frequency | — | 20 MHz |
| General Purpose I/O Lines | — | 32 |
| Working Registers | — | 32 general purpose |
| Supply Voltage Class | — | 2.5 V / 3.3 V / 5 V systems |
| Temperature Range | — | Industrial (-40C to +85C) |
| Instructions | — | 131 powerful instructions, most single-cycle |
| Throughput | — | Up to ~1 MIPS per MHz |
| Real Time Counter | — | Yes |
| Lifecycle Status | — | Active |
| RoHS Status | — | [DATA_NEEDED: RoHS status] |
| Supply Voltage Range (Vcc min-max) | — | [DATA_NEEDED: full Vcc min-max range] |