ATMEGA164PA-MUR vs ATMEGA164P-20MUR Comparison
Detailed side-by-side comparison of ATMEGA164PA-MUR by Microchip Technology and ATMEGA164P-20MUR 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
ATMEGA164PA-MUR - 8-Bit AVR MCU 16KB Flash 20MHz | Microchip
ATMEGA164PA-MUR ✓ ActiveMicrochip Technology
ATMEGA164P-20MUR - 8-Bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA164P-20MUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA164PA-MUR | ATMEGA164P-20MUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | AVR 8-bit RISC | — |
| Program Memory Size | 16 KB Flash (8K x 16) | — |
| SRAM | 1 KB | 1 KB |
| EEPROM | 512 B | 512 B |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| Supply Voltage Range | 1.8 V to 5.5 V | 2.7 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) | 3 (with compare modes and PWM) |
| USART Interfaces | 2 | — |
| Two-Wire Serial Interface | 1 (byte-oriented, I2C compatible) | — |
| ADC | 8-channel 10-bit | 8-channel, 10-bit |
| Real-Time Counter | 1 | Yes (32 kHz crystal) |
| Multiplier | On-chip 2-cycle | — |
| Package | 44-VQFN (7x7 mm) Exposed Pad | 44-VQFN (7x7 mm), exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Instruction Set | 133 powerful instructions, most single clock cycle | 133 instructions, most single-cycle |
| RoHS Status | Compliant | — |
| Core Architecture | — | AVR 8-bit RISC |
| Flash Memory | — | 16 KB (8K x 16) ISP Flash with read-while-write |
| Throughput | — | Up to 20 MIPS at 20 MHz |
| General Purpose I/O | — | 32 I/O lines |
| Working Registers | — | 32 general purpose registers |
| USART | — | 2 |
| Serial Interfaces | — | 2x USART, TWI (I2C-compatible), SPI |
| Low Power Technology | — | picoPower with multiple sleep modes |
| Temperature Grade | — | Industrial (I suffix) |
| Lifecycle Stage | — | ACTIVE |