ATMEGA161-8AI vs ATMEGA16-16AU Comparison

Detailed side-by-side comparison of ATMEGA161-8AI by Microchip Technology and ATMEGA16-16AU 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
ATMEGA161-8AI

ATMEGA161-8AI - 8MHz 16KB Flash AVR MCU 44-TQFP | Microchip

ATMEGA161-8AI βœ— End of Life
Microchip Technology
ATMEGA16-16AU

ATMEGA16-16AU - 8-bit AVR MCU 16MHz 16KB Flash TQFP-44 | Microchip

ATMEGA16-16AU βœ“ Active

Specification Comparison

Parameter ATMEGA161-8AI ATMEGA16-16AU
Brand Microchip Technology Microchip Technology
Category Microcontrollers Microcontrollers
Lifecycle Status Eol Active
Stock Status In Stock In Stock
Unit Price (USD) $5.05 $4.41
Core Architecture 8-bit AVR RISC 8-bit AVR RISC
Program Memory Size 16KB (8K x 16) FLASH β€”
SRAM Size 1KB β€”
EEPROM Size [DATA_NEEDED: EEPROM size] β€”
Maximum Clock Frequency 8MHz β€”
Supply Voltage 5V β€”
Instruction Count 130 powerful instructions β€”
General Purpose Registers 32 x 8-bit 32 x 8-bit
Throughput Up to 8 MIPS (most instructions single-cycle) β€”
Timers/Counters [DATA_NEEDED: timer/counters] 3 (two 8-bit, one 16-bit with PWM)
UART Channels 2 β€”
Operating Temperature -40C to +85C (industrial, AI grade) -40C to +85C
Package 44-TQFP (10x10 mm) 44-TQFP (10 x 10 mm)
Mounting Type Surface Mount Surface Mount
Series AVR ATmega161 β€”
Oscillator Type External β€”
RoHS Status [DATA_NEEDED: RoHS status] β€”
Max Clock Frequency β€” 16 MHz
Flash Memory β€” 16 KB (8K x 16) in-system programmable
SRAM β€” 1 KB
EEPROM β€” 512 B
Supply Voltage Range β€” 2.7 V to 5.5 V (4.5 V to 5.5 V for 16 MHz operation)
Performance β€” 16 MIPS at 16 MHz
Instruction Set β€” 133 instructions, most single-cycle
I/O Pins β€” 32
ADC β€” 8-channel, 10-bit
Communication Interfaces β€” UART, SPI, TWI (I2C)
Debug Interface β€” JTAG (on-chip debug)
Lifecycle Status β€” Active

Datasheets & Resources

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