ATMEGA168A-AUR vs ATMEGA168PA-AUR Comparison

Detailed side-by-side comparison of ATMEGA168A-AUR 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
ATMEGA168A-AUR ATMEGA168A-AUR - 8-bit AVR MCU 16KB 20MHz | Microchip

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

ATMEGA168A-AUR ✓ Active
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

Specification Comparison

Parameter ATMEGA168A-AUR ATMEGA168PA-AUR
Brand Microchip Technology Microchip Technology
Category Microcontrollers Microcontrollers
Lifecycle Status Active Active
Stock Status In Stock In Stock
Unit Price (USD) $1.45 $1.85
Core Processor AVR AVR 8-bit RISC
Core Size 8-Bit 8-Bit
Speed 20 MHz —
Program Memory Size 16 KB (8K x 16) FLASH —
EEPROM Size 512 B 512 B
RAM Size 1 KB —
Supply Voltage Range 2.7 V to 5.5 V 1.8 V to 5.5 V
Number of I/O 23 23
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 —
Package 32-TQFP (7x7 mm) 32-TQFP (7 x 7 mm)
Mounting Type Surface Mount Surface Mount
Programming In-System Programmable (ISP) FLASH with read-while-write —
Lifecycle Stage Active —
Maximum Clock Frequency — 20 MHz
Flash Memory Size — 16 KB (8K x 16)
SRAM Size — 1 KB
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
Packaging — Tape & Reel
RoHS Status — Compliant
Low Power Technology — picoPower
Internal Oscillator — Calibrated RC, 0.128 MHz to 8 MHz

Datasheets & Resources

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