ATMEGA64A-AUR vs ATMEGA64L-8AI Comparison
Detailed side-by-side comparison of ATMEGA64A-AUR by Microchip Technology and ATMEGA64L-8AI 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
ATMEGA64A-AUR - 8-bit AVR MCU 64KB Flash 16MHz TQFP-64 | Microchip
ATMEGA64A-AUR ✓ ActiveMicrochip Technology
ATMEGA64L-8AI - 8-bit AVR MCU 64KB Flash 8MHz | Microchip
ATMEGA64L-8AI ✓ ActiveSpecification Comparison
| Parameter | ATMEGA64A-AUR | ATMEGA64L-8AI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory Size | 64KB (32K x 16) ISP Flash | — |
| EEPROM Size | 2KB | — |
| SRAM Size | 4KB | — |
| Maximum CPU Speed | 16MHz | — |
| General Purpose I/O | 53 lines | — |
| Working Registers | 32 general purpose | — |
| Timers/Counters | 4 flexible timer/counters with compare modes and PWM | — |
| ADC | 8-channel, 10-bit (from manufacturer product summary) | 8-channel 10-bit successive approximation |
| Communication Interfaces | 2x USART, SPI, TWI (I2C compatible) | — |
| Oscillator Type | Internal | — |
| Debug / Test | JTAG for on-chip debug and boundary scan | — |
| Package | 64-TQFP (14x14mm) | 64-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature Range | Industrial (-40C to +85C) | — |
| Packaging | Tape & Reel (TR) | — |
| RoHS Status | Compliant (GREEN per FindIC listing) | Compliant |
| Pin Compatibility | 100% pin compatible with ATmega103 | — |
| Program Memory | — | 64 KB self-programming Flash |
| Flash Endurance | — | 10,000 write/erase cycles |
| SRAM | — | 4 KB |
| EEPROM | — | 2 KB (100,000 write cycles) |
| Maximum Clock Frequency | — | 8 MHz |
| Throughput | — | Up to 8 MIPS at 8 MHz |
| Operating Voltage | — | 2.7 V to 5.5 V |
| Operating Temperature | — | -40C to +85C |
| I/O Lines | — | 53 |
| Interfaces | — | 2x USART, SPI, I2C (TWI) |
| Debug Interface | — | JTAG (IEEE 1149.1) |
| Timers | — | 2x 8-bit, 2x 16-bit |
| PWM Channels | — | 8 |
| Instruction Set | — | 130 powerful instructions, most single-clock |
| General Purpose Registers | — | 32 x 8-bit |