ATMEGA328PB-AU vs ATMEGA168PB-ANR Comparison
Detailed side-by-side comparison of ATMEGA328PB-AU by Microchip Technology and ATMEGA168PB-ANR 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
ATMEGA328PB-AU - 8-Bit AVR MCU 20MHz 32KB Flash | Microchip
ATMEGA328PB-AU β ActiveMicrochip Technology
ATMEGA168PB-ANR - 8-bit AVR MCU 16KB Flash 20MHz TQFP-32 | Microchip
ATMEGA168PB-ANR β ActiveSpecification Comparison
| Parameter | ATMEGA328PB-AU | ATMEGA168PB-ANR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.12 | $0.72 |
| Core Processor | AVR | β |
| Core Size | 8-Bit | β |
| Speed | 20 MHz | β |
| Flash Memory | 32 KB (16K x 16) | 16KB (8K x 16) |
| EEPROM | 2 KB | 512B |
| SRAM | 4 KB | 1KB |
| General Purpose I/O | 27 | 27 lines |
| Connectivity | I2C x2, SPI x2, USART x2 | β |
| ADC Resolution | 10-bit | 10-bit |
| Number of ADC Channels | 7 | β |
| Package | 32-TQFP (7 x 7 mm) | 32-TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +105C |
| Technology | picoPower, CMOS | β |
| Safety Feature | Functional Safety (FuSa) | β |
| Programming | In-System Programmable (ISP), read-while-write | β |
| Instruction Throughput | Up to 20 MIPS at 20 MHz | β |
| Core Architecture | β | 8-bit AVR RISC |
| Maximum Clock Frequency | β | 20MHz |
| Timers/Counters | β | 2 x 8-bit, 1 x 16-bit |
| Serial Interfaces | β | USART, SPI, 2-wire (I2C) |
| Supply Voltage Range | β | 1.8 V to 5.5 V |
| Low Power Technology | β | picoPower |
| Packaging | β | Tape & Reel (ANR suffix) |
| Programming Interfaces | β | ISP, debugWIRE |
| Green Compliance | β | RoHS-compliant, halide-free (per Microchip ordering data) |