ATMEGA168-20AUR vs ATMEGA168PA-AUR Comparison
Detailed side-by-side comparison of ATMEGA168-20AUR by Microchip Technology and ATMEGA168PA-AUR 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
ATMEGA168-20AUR - 8-bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA168-20AUR ✓ ActiveMicrochip Technology
ATMEGA168PA-AUR - 8-bit AVR MCU 20MHz 16KB Flash TQFP-32 | Microchip
ATMEGA168PA-AUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA168-20AUR | ATMEGA168PA-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.76 | $1.85 |
| Core Processor | AVR | AVR 8-bit RISC |
| Core Size | 8-Bit | 8-Bit |
| Speed | 20 MHz | — |
| Flash Memory | 16 KB (8K x 16) | — |
| EEPROM | 512 B | — |
| RAM Size | 1 KB | — |
| Number of I/O | 23 | 23 |
| ADC Resolution | 10-bit, 8 channels | 10 bit, 8 channels (6 differential) |
| Supply Voltage Range | 2.7 V to 5.5 V | 1.8 V to 5.5 V |
| Timers/Counters | 3 | 3 (two 8-bit, one 16-bit) |
| Communication Interfaces | USART, SPI, I2C (TWI) | USART, SPI, I2C (Two-Wire) |
| Package | 32-TQFP (7x7 mm) | 32-TQFP (7 x 7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| On-Chip Debug | debugWIRE | — |
| In-System Programming | Yes (ISP, read-while-write) | — |
| Programmable Instructions | 133 (most single-cycle) | — |
| RoHS Status | Compliant | Compliant |
| Maximum Clock Frequency | — | 20 MHz |
| Flash Memory Size | — | 16 KB (8K x 16) |
| SRAM Size | — | 1 KB |
| EEPROM Size | — | 512 B |
| Operating Temperature | — | -40C to +85C |
| Packaging | — | Tape & Reel |
| Low Power Technology | — | picoPower |
| Internal Oscillator | — | Calibrated RC, 0.128 MHz to 8 MHz |