ATMEGA164P-20MUR vs ATMEGA1284P-MUR Comparison
Detailed side-by-side comparison of ATMEGA164P-20MUR 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-20MUR
ATMEGA164P-20MUR - 8-Bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA164P-20MUR β ActiveMicrochip Technology
ATMEGA1284P-MUR
ATMEGA1284P-MUR - 8-bit AVR MCU 20MHz 128KB Flash | Microchip
ATMEGA1284P-MUR β ActiveSpecification Comparison
| Parameter | ATMEGA164P-20MUR | ATMEGA1284P-MUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.50 | $0.00 |
| Core Architecture | AVR 8-bit RISC | β |
| Maximum Clock Frequency | 20 MHz | β |
| Flash Memory | 16 KB (8K x 16) ISP Flash with read-while-write | β |
| 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 |
| Instruction Set | 133 instructions, most single-cycle | β |
| Throughput | Up to 20 MIPS at 20 MHz | Up to 20 MIPS at 20 MHz |
| General Purpose I/O | 32 I/O lines | β |
| Working Registers | 32 general purpose registers | 32 x 8 general purpose |
| USART | 2 | β |
| Timers/Counters | 3 (with compare modes and PWM) | β |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| Serial Interfaces | 2x USART, TWI (I2C-compatible), SPI | TWI (I2C, byte-oriented), SPI, 2x USART |
| Real-Time Counter | Yes (32 kHz crystal) | β |
| Low Power Technology | picoPower with multiple sleep modes | β |
| Package | 44-VQFN (7x7 mm), exposed pad | 44-VQFN (7x7 mm), exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Temperature Grade | Industrial (I suffix) | β |
| Lifecycle Stage | ACTIVE | β |
| Core | β | AVR 8-bit RISC |
| Max Clock Frequency | β | 20 MHz |
| Flash Program Memory | β | 128 KB (64K x 16), In-System Programmable |
| General Purpose I/O Lines | β | 32 |
| USARTs | β | 2 |
| Timer/Counters | β | 3 (with compare modes and PWM) |
| Real Time Counter | β | Yes (RTC) |
| Instructions | β | 131 instructions, most single-cycle |
| Multiplier | β | On-chip 2-cycle hardware multiplier |
| Debug / Programming | β | ISP (In-Circuit Serial Programming), JTAG |
| Life Cycle Stage | β | Active |