ATMEGA164A-MUR vs ATMEGA1284P-MUR Comparison
Detailed side-by-side comparison of ATMEGA164A-MUR by Microchip Technology and ATMEGA1284P-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
ATMEGA164A-MUR - 16KB Flash AVR MCU 20MHz VQFN-44 | Microchip
ATMEGA164A-MUR ✓ ActiveMicrochip Technology
ATMEGA1284P-MUR - 8-bit AVR MCU 20MHz 128KB Flash | Microchip
ATMEGA1284P-MUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA164A-MUR | ATMEGA1284P-MUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | AVR 8-bit RISC | — |
| Core Size | 8-bit | — |
| Maximum Clock Frequency | 20 MHz | — |
| Flash Memory | 16 KB (8K x 16) | — |
| EEPROM | 512 B | 4 KB |
| SRAM | 1 KB | 16 KB |
| Supply Voltage Range | 1.8 V to 5.5 V | 2.7 V to 5.5 V |
| General Purpose I/O | 32 I/O lines | — |
| ADC Resolution | 10-bit | — |
| ADC Channels | 8 channels | — |
| Communication Interfaces | USART, SPI, TWI (I2C) | — |
| Timers | 2 x 8-bit, 1 x 16-bit | — |
| Instruction Count | 133 instructions, most single-cycle | — |
| Package | 44-VQFN (7x7 mm) with exposed pad | 44-VQFN (7x7 mm), exposed pad |
| Operating Temperature | -40C to +85C (industrial) | — |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (T&R), Green | — |
| Moisture Sensitivity Level | [DATA_NEEDED: MSL level] | — |
| Core | — | AVR 8-bit RISC |
| Max Clock Frequency | — | 20 MHz |
| Flash Program Memory | — | 128 KB (64K x 16), In-System Programmable |
| Throughput | — | Up to 20 MIPS at 20 MHz |
| General Purpose I/O Lines | — | 32 |
| USARTs | — | 2 |
| Timer/Counters | — | 3 (with compare modes and PWM) |
| ADC | — | 8-channel, 10-bit |
| Serial Interfaces | — | TWI (I2C, byte-oriented), SPI, 2x USART |
| Real Time Counter | — | Yes (RTC) |
| Working Registers | — | 32 x 8 general purpose |
| Instructions | — | 131 instructions, most single-cycle |
| Multiplier | — | On-chip 2-cycle hardware multiplier |
| Debug / Programming | — | ISP (In-Circuit Serial Programming), JTAG |
| Life Cycle Stage | — | Active |