ATMEGA64A-AUR vs ATMEGA64-16AJ Comparison
Detailed side-by-side comparison of ATMEGA64A-AUR by Microchip Technology and ATMEGA64-16AJ 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
ATMEGA64-16AJ - 8-Bit AVR MCU 16MHz 64KB Flash | Microchip
ATMEGA64-16AJ ✓ ActiveSpecification Comparison
| Parameter | ATMEGA64A-AUR | ATMEGA64-16AJ |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.10 | $6.40 |
| Core Architecture | 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) | — |
| Communication Interfaces | 2x USART, SPI, TWI (I2C compatible) | — |
| Oscillator Type | Internal | Internal + External (crystal/resonator) |
| 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) | [DATA_NEEDED: RoHS compliance status] |
| Pin Compatibility | 100% pin compatible with ATmega103 | — |
| Core Processor | — | AVR |
| Core Size | — | 8-Bit |
| Speed | — | 16 MHz |
| Flash Program Memory | — | 64 KB (32K x 16) |
| SRAM | — | 4 KB |
| EEPROM | — | 2 KB |
| Operating Supply Voltage | — | 4.5 V to 5.5 V (5V) |
| ADC Channels | — | 8 channels, 10-bit |
| Peripherals | — | POR, PWM, WDT |
| Connectivity | — | I2C, SPI, UART/USART, JTAG |
| Number of I/O | — | 53 |
| MIPS Throughput | — | 16 MIPS at 16 MHz |
| RISC Instruction Set | — | 130 instructions, most single-cycle |
| Operating Temperature | — | [DATA_NEEDED: operating temperature range] |
| Thermal Resistance (theta_JA) | — | [DATA_NEEDED: thermal resistance] |