ATMEGA168PA-AUR vs ATMEGA168A-AUR Comparison

Detailed side-by-side comparison of ATMEGA168PA-AUR by Microchip Technology and ATMEGA168A-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
ATMEGA168PA-AUR ATMEGA168PA-AUR - 8-bit AVR MCU 20MHz 16KB Flash TQFP-32 | Microchip

ATMEGA168PA-AUR - 8-bit AVR MCU 20MHz 16KB Flash TQFP-32 | Microchip

ATMEGA168PA-AUR ✓ Active
Microchip Technology
ATMEGA168A-AUR ATMEGA168A-AUR - 8-bit AVR MCU 16KB 20MHz | Microchip

ATMEGA168A-AUR - 8-bit AVR MCU 16KB 20MHz | Microchip

ATMEGA168A-AUR ✓ Active

Specification Comparison

Parameter ATMEGA168PA-AUR ATMEGA168A-AUR
Brand Microchip Technology Microchip Technology
Category Microcontrollers Microcontrollers
Lifecycle Status Active Active
Stock Status In Stock In Stock
Unit Price (USD) $1.85 $1.45
Core Processor AVR 8-bit RISC AVR
Core Size 8-Bit 8-Bit
Maximum Clock Frequency 20 MHz —
Flash Memory Size 16 KB (8K x 16) —
SRAM Size 1 KB —
EEPROM Size 512 B 512 B
Supply Voltage Range 1.8 V to 5.5 V 2.7 V to 5.5 V
Number of I/O 23 23
Timers/Counters 3 (two 8-bit, one 16-bit) —
ADC Resolution 10 bit, 8 channels (6 differential) —
Communication Interfaces USART, SPI, I2C (Two-Wire) —
Operating Temperature -40C to +85C —
Package 32-TQFP (7 x 7 mm) 32-TQFP (7x7 mm)
Mounting Type Surface Mount Surface Mount
Packaging Tape & Reel —
RoHS Status Compliant —
Low Power Technology picoPower —
Internal Oscillator Calibrated RC, 0.128 MHz to 8 MHz —
Speed — 20 MHz
Program Memory Size — 16 KB (8K x 16) FLASH
RAM Size — 1 KB
Connectivity — I2C, SPI, UART/USART
Peripherals — Brown-out Detect/Reset, POR, PWM, WDT
Timers — Three flexible timer/counters with compare modes
Data Converters — 10-bit ADC
Instructions — 133 powerful instructions, most single-cycle
Programming — In-System Programmable (ISP) FLASH with read-while-write
Lifecycle Stage — Active

Datasheets & Resources

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