ATMEGA164P-20MQ vs ATMEGA1284P-MUR Comparison
Detailed side-by-side comparison of ATMEGA164P-20MQ 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
ATMEGA164P-20MQ - 8-Bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA164P-20MQ ✓ ActiveMicrochip Technology
ATMEGA1284P-MUR - 8-bit AVR MCU 20MHz 128KB Flash | Microchip
ATMEGA1284P-MUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA164P-20MQ | ATMEGA1284P-MUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Speed | 20 MHz | — |
| Flash Memory | 16 KB (8K x 16) | — |
| EEPROM | 512 B | 4 KB |
| SRAM | 1 KB | 16 KB |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Number of I/O | 32 | — |
| USART | 2 | — |
| ADC | 8-channel 10-bit | 8-channel, 10-bit |
| Timers | 3 (with compare modes and PWM) | — |
| Two-Wire Interface (TWI/I2C) | Yes | — |
| SPI | Yes | — |
| Package | 44-VQFN (7x7 mm) with Exposed Pad | 44-VQFN (7x7 mm), exposed pad |
| Operating Temperature | -40C to +85C (extended) | — |
| Mounting Type | Surface Mount | Surface Mount |
| Technology | picoPower | — |
| RoHS Status | Compliant (Green) | — |
| 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) |
| 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 |