ATMEGA168PB-AUR vs ATMEGA328PB-AU Comparison
Detailed side-by-side comparison of ATMEGA168PB-AUR by Microchip Technology and ATMEGA328PB-AU 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
ATMEGA168PB-AUR - 16KB AVR MCU 20MHz TQFP-32 | Microchip
ATMEGA168PB-AUR ✓ ActiveMicrochip Technology
ATMEGA328PB-AU - 8-Bit AVR MCU 20MHz 32KB Flash | Microchip
ATMEGA328PB-AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA168PB-AUR | ATMEGA328PB-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.58 | $1.12 |
| Core Processor | AVR 8-bit RISC | AVR |
| Program Memory Size | 16 KB (8K x 16) ISP Flash | — |
| EEPROM Size | 512 B | — |
| SRAM Size | 1 KB | — |
| Maximum Clock Frequency | 20 MHz | — |
| Throughput | Approaching 1 MIPS per MHz | — |
| General Purpose I/O Lines | 27 | — |
| Working Registers | 32 general-purpose | — |
| Supply Voltage Range | 1.8 V to 5.5 V | — |
| Operating Temperature | -40 C to +85 C | -40C to +85C (Industrial) |
| Package / Case | 32-TQFP (7x7 mm) | — |
| Mounting Type | Surface Mount | Surface Mount |
| ADC Resolution | 10-bit | 10-bit |
| Timer/Counters | Three flexible timer/counters with compare modes | — |
| Communication Interfaces | USART, SPI, TWI (I2C) | — |
| Packaging | Tape & Reel (AUR suffix) | — |
| RoHS Status | Compliant (Pb-free, Halide-free, fully Green) | — |
| Series | AVR ATmega, Functional Safety (FuSa) | — |
| Core Size | — | 8-Bit |
| Speed | — | 20 MHz |
| Flash Memory | — | 32 KB (16K x 16) |
| EEPROM | — | 2 KB |
| SRAM | — | 4 KB |
| General Purpose I/O | — | 27 |
| Connectivity | — | I2C x2, SPI x2, USART x2 |
| Number of ADC Channels | — | 7 |
| Package | — | 32-TQFP (7 x 7 mm) |
| Technology | — | picoPower, CMOS |
| Safety Feature | — | Functional Safety (FuSa) |
| Programming | — | In-System Programmable (ISP), read-while-write |
| Instruction Throughput | — | Up to 20 MIPS at 20 MHz |