ATMEGA1284-MU vs ATMEGA164PA-MUR Comparison
Detailed side-by-side comparison of ATMEGA1284-MU by Microchip Technology and ATMEGA164PA-MUR 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-MU - 8-bit AVR MCU, 128KB Flash, 20MHz | Microchip (Tape & Reel)
ATMEGA1284-MU ✓ ActiveMicrochip Technology
ATMEGA164PA-MUR - 8-Bit AVR MCU 16KB Flash 20MHz | Microchip
ATMEGA164PA-MUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA1284-MU | ATMEGA164PA-MUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.72 | $2.89 |
| Core Processor | AVR | AVR 8-bit RISC |
| Core Size | 8-Bit | — |
| Speed | 20 MHz | — |
| Flash Memory | 128 KB (64K x 16) | — |
| SRAM | 16 KB | 1 KB |
| EEPROM | 4 KB | 512 B |
| 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 | 1 |
| Package | 44-VQFN (7x7 mm) with exposed pad | 44-VQFN (7x7 mm) Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | — |
| Product Status | Active | — |
| Architecture | AVR enhanced RISC, 133 instructions, mostly single-cycle | — |
| Program Memory Size | — | 16 KB Flash (8K x 16) |
| Maximum Clock Frequency | — | 20 MHz |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| Operating Temperature | — | -40 C to +85 C (industrial) |
| I/O Lines | — | 32 |
| General Purpose Working Registers | — | 32 |
| Timers/Counters | — | 3 (with compare modes and PWM) |
| USART Interfaces | — | 2 |
| Two-Wire Serial Interface | — | 1 (byte-oriented, I2C compatible) |
| ADC | — | 8-channel 10-bit |
| Multiplier | — | On-chip 2-cycle |
| Instruction Set | — | 133 powerful instructions, most single clock cycle |
| RoHS Status | — | Compliant |