ATMEGA164P-20MQ vs ATMEGA324P-20MQ Comparison
Detailed side-by-side comparison of ATMEGA164P-20MQ by Microchip Technology and ATMEGA324P-20MQ 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
ATMEGA324P-20MQ - 8-bit AVR MCU 32KB 20MHz VQFN-44 | Microchip
ATMEGA324P-20MQ ✓ ActiveSpecification Comparison
| Parameter | ATMEGA164P-20MQ | ATMEGA324P-20MQ |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.96 | $4.15 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | 8-bit |
| Speed | 20 MHz | — |
| Flash Memory | 16 KB (8K x 16) | 32 KB (16K x 16) ISP |
| EEPROM | 512 B | 1 KB |
| SRAM | 1 KB | 2 KB |
| Supply Voltage Range | 2.7 V to 5.5 V | — |
| Number of I/O | 32 | 32 general purpose I/O lines |
| USART | 2 | — |
| ADC | 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) | Green package (per FindIC listing) |
| Core | — | AVR 8-bit RISC |
| Maximum Clock Frequency | — | 20 MHz |
| Supply Voltage | — | 5 V |
| Operating Temperature Range | — | Extended temperature (M suffix) |
| Instruction Set | — | 131 powerful instructions |
| Working Registers | — | 32 general purpose registers |
| Low Power Technology | — | picoPower |
| Programming / Debug | — | ICSP, JTAG |
| Timers / RTC | — | Real time counter plus three flexible timers |