ATMEGA164P-A15MZ vs ATMEGA164P-20MUR Comparison
Detailed side-by-side comparison of ATMEGA164P-A15MZ 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
ATMEGA164P-A15MZ - 16KB AVR MCU 16MHz 44-VQFN | Microchip
ATMEGA164P-A15MZ ✓ ActiveMicrochip Technology
ATMEGA164P-20MUR - 8-Bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA164P-20MUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA164P-A15MZ | ATMEGA164P-20MUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC |
| Program Memory Size | 16 KB (8K x 16) In-System Programmable Flash | — |
| EEPROM | 512 B | 512 B |
| SRAM | 1 KB | 1 KB |
| Maximum Clock Frequency | 16 MHz | 20 MHz |
| Operating Voltage Range | 2.7 V to 5.5 V | — |
| Operating Temperature Range | -40 C to +125 C | — |
| Package | 44-pin VQFN (7x7 mm) with exposed pad | 44-VQFN (7x7 mm), exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| General Purpose I/O Lines | 32 | — |
| General Purpose Working Registers | 32 | — |
| Timers/Counters | 3 flexible timer/counters with compare modes and PWM | 3 (with compare modes and PWM) |
| Serial Interfaces | 2x USART, byte-oriented Two-Wire serial interface, SPI | 2x USART, TWI (I2C-compatible), SPI |
| ADC | 8-channel, 10-bit successive approximation | 8-channel, 10-bit |
| Real-Time Counter | Yes, with separate on-chip oscillator | Yes (32 kHz crystal) |
| Instruction Set | 133 powerful instructions, most single clock cycle execution | 133 instructions, most single-cycle |
| Speed Grade | A15 (16 MHz automotive grade) | — |
| Power Technology | Microchip picoPower | — |
| RoHS Status | Compliant | — |
| Lifecycle Stage | Active | ACTIVE |
| Flash Memory | — | 16 KB (8K x 16) ISP Flash with read-while-write |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| Throughput | — | Up to 20 MIPS at 20 MHz |
| General Purpose I/O | — | 32 I/O lines |
| Working Registers | — | 32 general purpose registers |
| USART | — | 2 |
| Low Power Technology | — | picoPower with multiple sleep modes |
| Temperature Grade | — | Industrial (I suffix) |