ATMEGA168PA-MU vs ATMEGA168-20MI Comparison
Detailed side-by-side comparison of ATMEGA168PA-MU by Microchip Technology and ATMEGA168-20MI 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
ATMEGA168PA-MU - 8-bit AVR MCU 16KB 20MHz VQFN-32 | Microchip
ATMEGA168PA-MU ✓ ActiveMicrochip Technology
ATMEGA168-20MI - 8-bit AVR MCU 20MHz 16KB Flash QFN-32 | Microchip
ATMEGA168-20MI ✓ ActiveSpecification Comparison
| Parameter | ATMEGA168PA-MU | ATMEGA168-20MI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | AVR 8-bit RISC | — |
| Core Size | 8-bit | — |
| Speed | 20 MHz | — |
| Flash Memory | 16 KB (8K x 16) | — |
| EEPROM | 512 B | — |
| SRAM | 1 KB | — |
| Supply Voltage Range | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Number of I/O | 23 | — |
| ADC Resolution | 10-bit | 10-bit |
| Number of ADC Channels | 6 | — |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | — |
| Communication Interfaces | I2C, SPI, USART | I2C, SPI, UART/USART |
| Timers | Two 8-bit, One 16-bit | Three timer/counters with compare modes and PWM |
| Operating Temperature | -40C to +85C | -40C to +85C (industrial) |
| Package | 32-VQFN (5x5 mm, 0.5 mm pitch, MLF-32) | 32-pad VQFN / MLF (HVQCCN), square, no-lead |
| Mounting Type | Surface Mount | Surface Mount |
| Data Bus Width | 8 Bit | — |
| RoHS Status | Compliant (GREEN) | Compliant (GREEN) |
| Oscillator Type | Internal | — |
| Core | — | AVR 8-bit RISC |
| Maximum Clock Frequency | — | 20 MHz |
| Program Memory Size | — | 16 KB Flash |
| SRAM Size | — | 1 KB |
| EEPROM Size | — | 512 B |
| ADC Channels | — | 8 |
| I/O Pins | — | 23 general purpose I/O lines |
| On-Chip Debug | — | DebugWIRE |
| Programming | — | ISP (SPI), self-programming Flash with boot loader support |