ATMEGA1284P-MUR vs ATMEGA164A-MU Comparison
Detailed side-by-side comparison of ATMEGA1284P-MUR by Microchip Technology and ATMEGA164A-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
ATMEGA1284P-MUR
ATMEGA1284P-MUR - 8-bit AVR MCU 20MHz 128KB Flash | Microchip
ATMEGA1284P-MUR β ActiveMicrochip Technology
ATMEGA164A-MU
ATMEGA164A-MU - 8-bit AVR MCU 16KB Flash 20MHz VQFN-44 | Microchip
ATMEGA164A-MU β ActiveSpecification Comparison
| Parameter | ATMEGA1284P-MUR | ATMEGA164A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.00 | $3.01 |
| Core | AVR 8-bit RISC | β |
| Max Clock Frequency | 20 MHz | β |
| Flash Program Memory | 128 KB (64K x 16), In-System Programmable | β |
| SRAM | 16 KB | 1 KB |
| EEPROM | 4 KB | 512 B |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Throughput | Up to 20 MIPS at 20 MHz | Up to 20 MIPS (approx. 1 MIPS per MHz) |
| General Purpose I/O Lines | 32 | β |
| USARTs | 2 | β |
| Timer/Counters | 3 (with compare modes and PWM) | β |
| ADC | 8-channel, 10-bit | 10-bit ADC (per family datasheet) |
| Serial Interfaces | TWI (I2C, byte-oriented), SPI, 2x USART | β |
| Real Time Counter | Yes (RTC) | β |
| Working Registers | 32 x 8 general purpose | β |
| Instructions | 131 instructions, most single-cycle | β |
| Multiplier | On-chip 2-cycle hardware multiplier | β |
| Package | 44-VQFN (7x7 mm), exposed pad | 44-VQFN (7x7 mm) with exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Debug / Programming | ISP (In-Circuit Serial Programming), JTAG | β |
| Life Cycle Stage | Active | Active |
| Core Architecture | β | AVR 8-bit RISC |
| Program Memory (FLASH) | β | 16 KB (8K x 16) ISP |
| Maximum Clock Frequency | β | 20 MHz |
| Instruction Set | β | 133 powerful instructions, most single-cycle |
| General Purpose I/O | β | 32 I/O lines |
| General Purpose Registers | β | 32 |
| Peripherals | β | Real-time counter, timers/PWM, WDT, brown-out detection |
| Programming Interface | β | ISP (In-System Programmable), read-while-write |
| Operating Temperature | β | -40C to +85C (industrial) |