ATMEGA64A-AU vs ATMEGA64A-AUR Comparison
Detailed side-by-side comparison of ATMEGA64A-AU by Microchip Technology and ATMEGA64A-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
ATMEGA64A-AU - 8-bit AVR MCU 64KB Flash 16MHz TQFP-64 | Microchip (Tape & Reel)
ATMEGA64A-AU ✓ ActiveMicrochip Technology
ATMEGA64A-AUR - 8-bit AVR MCU 64KB Flash 16MHz TQFP-64 | Microchip
ATMEGA64A-AUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA64A-AU | ATMEGA64A-AUR |
|---|---|---|
| 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 | 64KB (32K x 16) ISP Flash |
| EEPROM Size | 2KB | 2KB |
| SRAM Size | 4KB | 4KB |
| Maximum CPU Speed | 16MHz | 16MHz |
| General Purpose I/O | 53 lines | 53 lines |
| Working Registers | 32 general purpose | 32 general purpose |
| Timers/Counters | 4 flexible timer/counters with compare modes and PWM | 4 flexible timer/counters with compare modes and PWM |
| ADC | 8-channel, 10-bit (from manufacturer product summary) | 8-channel, 10-bit (from manufacturer product summary) |
| Communication Interfaces | 2x USART, SPI, TWI (I2C compatible) | 2x USART, SPI, TWI (I2C compatible) |
| Oscillator Type | Internal | Internal |
| Debug / Test | JTAG for on-chip debug and boundary scan | JTAG for on-chip debug and boundary scan |
| Package | 64-TQFP (14x14mm) | 64-TQFP (14x14mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature Range | Industrial (-40C to +85C) | Industrial (-40C to +85C) |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) |
| RoHS Status | Compliant (GREEN per FindIC listing) | Compliant (GREEN per FindIC listing) |
| Pin Compatibility | 100% pin compatible with ATmega103 | 100% pin compatible with ATmega103 |