ATMEGA168-20MU vs ATMEGA168-20MI Comparison
Detailed side-by-side comparison of ATMEGA168-20MU 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
ATMEGA168-20MU - 8-Bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA168-20MU β ActiveMicrochip Technology
ATMEGA168-20MI - 8-bit AVR MCU 20MHz 16KB Flash QFN-32 | Microchip
ATMEGA168-20MI β ActiveSpecification Comparison
| Parameter | ATMEGA168-20MU | ATMEGA168-20MI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.00 | $2.92 |
| Core | AVR 8-bit RISC | AVR 8-bit RISC |
| Core Size | 8-Bit | β |
| Speed | 20MHz | β |
| Program Memory Size | 16KB (8K x 16) Flash | 16 KB Flash |
| EEPROM Size | 512B | 512 B |
| RAM Size | 1K x 8 | β |
| Number of I/O | 23 | β |
| Supply Voltage Range | 2.7 V to 5.5 V | 1.8 V to 5.5 V |
| ADC Resolution | 10-bit | 10-bit |
| ADC Channels | 8 (TQFP and QFN/MLF packages) | 8 |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | β |
| Connectivity | I2C (TWI), SPI, UART/USART | β |
| Timers | 2 x 8-bit, 1 x 16-bit | Three timer/counters with compare modes and PWM |
| Oscillator Type | Internal | β |
| Operating Temperature | 0C to +70C | -40C to +85C (industrial) |
| Package | 32-VQFN (5x5 mm) exposed pad | 32-pad VQFN / MLF (HVQCCN), square, no-lead |
| Mounting Type | Surface Mount | Surface Mount |
| Debug | debugWIRE on-chip debug | β |
| Programming | ISP, In-Circuit Serial Programming (ICSP) | ISP (SPI), self-programming Flash with boot loader support |
| Maximum Clock Frequency | β | 20 MHz |
| SRAM Size | β | 1 KB |
| Communication Interfaces | β | I2C, SPI, UART/USART |
| I/O Pins | β | 23 general purpose I/O lines |
| On-Chip Debug | β | DebugWIRE |
| RoHS Status | β | Compliant (GREEN) |