ATMEGA64A-AUR vs ATMEGA64-16AU Comparison
Detailed side-by-side comparison of ATMEGA64A-AUR by Microchip Technology and ATMEGA64-16AU 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
ATMEGA64A-AUR - 8-bit AVR MCU 64KB Flash 16MHz TQFP-64 | Microchip
ATMEGA64A-AUR β ActiveMicrochip Technology
ATMEGA64-16AU - 8-bit AVR MCU 64KB Flash 16MHz | Microchip
ATMEGA64-16AU β ActiveSpecification Comparison
| Parameter | ATMEGA64A-AUR | ATMEGA64-16AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.10 | $7.23 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory Size | 64KB (32K x 16) ISP Flash | 64 KB Flash (32K x 16) |
| EEPROM Size | 2KB | β |
| SRAM Size | 4KB | β |
| Maximum CPU Speed | 16MHz | 16 MHz |
| General Purpose I/O | 53 lines | β |
| Working Registers | 32 general purpose | β |
| Timers/Counters | 4 flexible timer/counters with compare modes and PWM | β |
| ADC | 8-channel, 10-bit (from manufacturer product summary) | 8-channel, 10-bit |
| Communication Interfaces | 2x USART, SPI, TWI (I2C compatible) | β |
| Oscillator Type | Internal | β |
| Debug / Test | JTAG for on-chip debug and boundary scan | β |
| Package | 64-TQFP (14x14mm) | 64-TQFP (14x14 mm, 0.8 mm pitch) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature Range | Industrial (-40C to +85C) | β |
| Packaging | Tape & Reel (TR) | β |
| RoHS Status | Compliant (GREEN per FindIC listing) | Compliant (GREEN) |
| Pin Compatibility | 100% pin compatible with ATmega103 | β |
| Flash Endurance | β | 10,000 write/erase cycles |
| SRAM | β | 4 KB |
| EEPROM | β | 2 KB |
| Throughput | β | Up to 16 MIPS at 16 MHz |
| General Purpose I/O Pins | β | 53 |
| General Purpose Working Registers | β | 32 |
| Operating Voltage | β | 4.5 V to 5.5 V (16 MHz); 2.7 V to 5.5 V (8 MHz) |
| Timer/Counters | β | 4 (two 8-bit, two 16-bit) with compare modes and PWM |
| USART Interfaces | β | 2 |
| Two-wire Serial Interface | β | 1 (byte oriented) |
| Real Time Counter | β | Yes (RTC) |
| Operating Temperature | β | -40 C to +85 C |
| JTAG Debug Interface | β | Yes (IEEE 1149.1 boundary-scan) |