ATMEGA164P-20MUR vs ATMEGA164PA-MCHR Comparison
Detailed side-by-side comparison of ATMEGA164P-20MUR by Microchip Technology and ATMEGA164PA-MCHR 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
ATMEGA164PA-MCHR - 8-bit AVR MCU 16KB Flash 20MHz | Microchip
ATMEGA164PA-MCHR β ActiveSpecification Comparison
| Parameter | ATMEGA164P-20MUR | ATMEGA164PA-MCHR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.50 | $2.71 |
| Core Architecture | AVR 8-bit RISC | AVR 8-bit RISC |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| Flash Memory | 16 KB (8K x 16) ISP Flash with read-while-write | 16 KB (8K x 16) |
| EEPROM | 512 B | 512 B |
| SRAM | 1 KB | 1 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 | β |
| General Purpose I/O | 32 I/O lines | β |
| Working Registers | 32 general purpose registers | β |
| USART | 2 | β |
| Timers/Counters | 3 (with compare modes and PWM) | 3 flexible timer/counters with compare modes and PWM |
| ADC | 8-channel, 10-bit | 8-channel 10-bit |
| Serial Interfaces | 2x USART, TWI (I2C-compatible), SPI | β |
| Real-Time Counter | Yes (32 kHz crystal) | β |
| Low Power Technology | picoPower with multiple sleep modes | picoPower |
| Package | 44-VQFN (7x7 mm), exposed pad | 44-VQFN (5x5 mm), exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Temperature Grade | Industrial (I suffix) | β |
| Lifecycle Stage | ACTIVE | β |
| Core Size | β | 8-Bit |
| General Purpose I/O Lines | β | 32 |
| USART Interfaces | β | 2 |
| Two-Wire Interface (TWI/I2C) | β | 1 |
| In-System Programming | β | ISP flash with read-while-write |
| Instructions | β | 133 powerful instructions, most single-cycle |
| Operating Temperature | β | [DATA_NEEDED: operating temperature range] |
| MSL Rating | β | [DATA_NEEDED: moisture sensitivity level] |