ATMEGA324P-20MQ vs ATMEGA164P-20MQ Comparison
Detailed side-by-side comparison of ATMEGA324P-20MQ by Microchip Technology and ATMEGA164P-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
ATMEGA324P-20MQ - 8-bit AVR MCU 32KB 20MHz VQFN-44 | Microchip
ATMEGA324P-20MQ ✓ ActiveMicrochip Technology
ATMEGA164P-20MQ - 8-Bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA164P-20MQ ✓ ActiveSpecification Comparison
| Parameter | ATMEGA324P-20MQ | ATMEGA164P-20MQ |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core | AVR 8-bit RISC | — |
| Core Size | 8-bit | 8-Bit |
| Maximum Clock Frequency | 20 MHz | — |
| Flash Memory | 32 KB (16K x 16) ISP | 16 KB (8K x 16) |
| EEPROM | 1 KB | 512 B |
| SRAM | 2 KB | 1 KB |
| Supply Voltage | 5 V | — |
| Number of I/O | 32 general purpose I/O lines | 32 |
| Package | 44-VQFN (7x7 mm), exposed pad | 44-VQFN (7x7 mm) with Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount |
| 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 | — |
| RoHS Status | Green package (per FindIC listing) | Compliant (Green) |
| Core Processor | — | AVR |
| Speed | — | 20 MHz |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| USART | — | 2 |
| ADC | — | 8-channel 10-bit |
| Timers | — | 3 (with compare modes and PWM) |
| Two-Wire Interface (TWI/I2C) | — | Yes |
| SPI | — | Yes |
| Operating Temperature | — | -40C to +85C (extended) |
| Technology | — | picoPower |