ATMEGA168-20MQ vs ATMEGA328P-MU Comparison
Detailed side-by-side comparison of ATMEGA168-20MQ by Microchip Technology and ATMEGA328P-MU 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
ATMEGA168-20MQ - 20MHz AVR 16KB Flash MCU | Microchip
ATMEGA168-20MQ β ActiveSpecification Comparison
| Parameter | ATMEGA168-20MQ | ATMEGA328P-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Nrnd |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.47 | $1.28 |
| Core Processor | AVR | AVR 8-bit RISC |
| Core Size | 8-Bit | 8-bit |
| Speed | 20 MHz | 20 MHz |
| Throughput | Up to 20 MIPS at 20 MHz | β |
| Flash Memory | 16 KB (8K x 16) | β |
| EEPROM | 512 B | β |
| SRAM | 1 KB | β |
| General Purpose I/O | 23 | β |
| Working Registers | 32 | β |
| ADC | 8-channel 10-bit (on 32-pad packages) | β |
| Supply Voltage (family) | 1.8 V to 5.5 V | β |
| Supply Voltage (20 MHz speed grade) | 4.5 V to 5.5 V | β |
| Communication Interfaces | USART, SPI, I2C (TWI) | USART, SPI, I2C (TWI) |
| Timers | 2 x 8-bit, 1 x 16-bit | 2 x 8-bit, 1 x 16-bit |
| Debug | debugWIRE on-chip debug system | β |
| Package | 32-VQFN (5x5 mm) with exposed pad | 32-VQFN (5x5 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant (green package) | β |
| Operating Temperature | [DATA_NEEDED: operating temperature range of Q suffix] | -40C to +85C |
| Instructions | 131, most single-clock cycle | β |
| Program Memory Size | β | 32 KB (16K x 16) Flash |
| EEPROM Size | β | 1 KB |
| RAM Size | β | 2 KB |
| Number of I/O | β | 23 |
| Supply Voltage Range | β | 1.8 V to 5.5 V |
| ADC Resolution | β | 10-bit |
| ADC Channels | β | 8 (6 external + 2 multiplexed) |
| Peripherals | β | Brown-out Detect/Reset, POR, PWM, WDT |
| Programming | β | ISP, debugWIRE |
| Oscillator Type | β | Internal |