ATMEGA128L-8AU vs ATMEGA64L-8AC Comparison

Detailed side-by-side comparison of ATMEGA128L-8AU by Microchip Technology and ATMEGA64L-8AC 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
ATMEGA128L-8AU ATMEGA128L-8AU - 8MHz 128KB Flash AVR MCU | Microchip

ATMEGA128L-8AU - 8MHz 128KB Flash AVR MCU | Microchip

ATMEGA128L-8AU ✓ Active
Microchip Technology
ATMEGA64L-8AC ATMEGA64L-8AC - 8-bit AVR MCU, 64KB Flash, 8MHz | Microchip

ATMEGA64L-8AC - 8-bit AVR MCU, 64KB Flash, 8MHz | Microchip

ATMEGA64L-8AC ✓ Active

Specification Comparison

Parameter ATMEGA128L-8AU ATMEGA64L-8AC
Brand Microchip Technology Microchip Technology
Category Microcontrollers Microcontrollers
Lifecycle Status Active Active
Stock Status In Stock In Stock
Unit Price (USD) $23.49 $4.61
Core Architecture AVR 8-bit RISC 8-bit AVR RISC
Max Clock Frequency 8 MHz —
Flash Memory 128 KB (64K x 16) —
EEPROM 4 KB 2 KB
SRAM 4 KB 4 KB
Supply Voltage Range 2.7 V to 5.5 V —
I/O Pins 53 —
ADC Resolution 10-bit, 8 channels —
USARTs 2 —
Timers/Counters 2 x 8-bit, 2 x 16-bit 4 with compare modes and PWM
Debug Interface JTAG (on-chip debug + boundary scan) JTAG for on-chip debug
MIPS Up to 8 MIPS at 8 MHz (1 MIPS/MHz) —
Package 64-TQFP (14x14 mm) 64-TQFP (14x14 mm)
Mounting Type Surface Mount Surface Mount
Operating Temperature -40C to +85C (industrial) —
Low-Power Sleep Modes 6 modes —
In-System Programming Yes (ISP via SPI) —
RoHS Status Compliant [DATA_NEEDED: RoHS status]
Flash Program Memory — 64 KB (32K x 16) In-System Programmable
Maximum Clock Frequency — 8 MHz
Operating Voltage Range — 2.7 V to 5.5 V
General Purpose I/O — 53 lines
ADC — 8-channel, 10-bit
USART — 2
Serial Interfaces — TWI (I2C-compatible), SPI, 2x USART
Real Time Counter — Yes (RTC)
Instruction Set — 130 instructions, most single-cycle
Throughput — Up to 16 MIPS at 16 MHz
Operating Temperature Grade — Commercial (AC grade)
Pin Compatibility — 100% pin compatible with ATmega103

Datasheets & Resources

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