ATMEGA163-8AI vs ATMEGA328PB-AUR Comparison
Detailed side-by-side comparison of ATMEGA163-8AI by Microchip Technology and ATMEGA328PB-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
ATMEGA163-8AI - 8-bit AVR MCU 16KB Flash 8MHz TQFP-44 | Microchip
ATMEGA163-8AI ✗ End of LifeMicrochip Technology
ATMEGA328PB-AUR - 8-Bit AVR MCU 32KB Flash 20MHz TQFP-32 | Microchip
ATMEGA328PB-AUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA163-8AI | ATMEGA328PB-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | End of Life | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.22 | $1.31 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Speed | 8 MHz | — |
| Flash Program Memory | 16KB (8K x 16) | 32 KB (16K x 16) |
| SRAM | 1KB | 4 KB |
| EEPROM | [DATA_NEEDED: EEPROM size] | 2 KB |
| Supply Voltage | 4.5 V to 5.5 V | — |
| Operating Temperature | -40C to +85C (Industrial) | — |
| Package | 44-TQFP (10x10 mm) | 32-TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Connectivity | I2C, SPI, UART/USART | — |
| Peripherals | 10-bit ADC, PWM, WDT | — |
| Timers | [DATA_NEEDED: timer count and sizes] | 2 x 8-bit and 2 x 16-bit timer/counters |
| Number of I/O | [DATA_NEEDED: I/O count] | — |
| Program Memory Type | In-System Programmable FLASH | — |
| Architecture | Harvard RISC, single-cycle instructions | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS Compliance Status] |
| Core Architecture | — | 8-bit AVR RISC |
| Maximum Clock Frequency | — | 20 MHz |
| General Purpose I/O | — | 27 I/O lines |
| Working Registers | — | 32 x 8-bit |
| Throughput | — | Up to 1 MIPS per MHz (single-cycle instructions) |
| Communication Interfaces | — | 2 x SPI, 2 x TWI (I2C), USART |
| ADC | — | 10-bit ADC |
| Packaging | — | Tape & Reel (AUR suffix) |
| Temperature Grade | — | Industrial (per Mouser listing) |
| Operating Supply Voltage | — | [DATA_NEEDED: Operating Supply Voltage Range] |
| Special Features | — | picoPower technology, Functional Safety (FuSa) |