ATMEGA64A-MNR vs ATMEGA649P-MU Comparison
Detailed side-by-side comparison of ATMEGA64A-MNR by Microchip Technology and ATMEGA649P-MU 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-MNR - 8-bit AVR MCU 64KB Flash 16MHz | Microchip
ATMEGA64A-MNR β ActiveMicrochip Technology
ATMEGA649P-MU - 8-bit AVR MCU 64KB Flash LCD 16MHz | Microchip
ATMEGA649P-MU β ActiveSpecification Comparison
| Parameter | ATMEGA64A-MNR | ATMEGA649P-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.02 | $3.91 |
| Core Architecture | 8-bit AVR RISC | β |
| Program Memory Size | 64KB (32K x 16) Flash | β |
| EEPROM Size | 2KB | β |
| SRAM Size | 4KB (4K x 8) | β |
| Maximum Clock Frequency | 16MHz | β |
| Number of I/O | 53 | β |
| Package / Case | 64-VFQFN Exposed Pad (9x9 mm) | β |
| Operating Temperature | -40C to +105C | β |
| Supply Voltage Range | 2.7 V to 5.5 V | β |
| Interfaces | I2C (TWI), SPI, UART, USART | β |
| ADC Resolution | 10-bit, 8-channel | β |
| Timers / Counters | 2 x 8-bit, 2 x 16-bit with PWM | β |
| Debug / Scan | JTAG boundary-scan and on-chip debug | β |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape and Reel | β |
| RoHS Status | Compliant (Green) | Green (RoHS compliant) |
| General Purpose Working Registers | 32 | β |
| Core Processor | β | AVR |
| Core Size | β | 8-Bit |
| Speed | β | 16 MHz |
| Flash Memory | β | 64 KB (32K x 16) |
| EEPROM | β | 2 KB |
| SRAM | β | 4 KB |
| Connectivity | β | SPI, UART/USART |
| General Purpose I/O | β | 54 / 69 |
| LCD Controller | β | Yes (segment LCD driver) |
| Operating Voltage | β | 1.8 V to 5.5 V |
| Working Registers | β | 32 general purpose |
| Debug Interface | β | JTAG (on-chip debug, boundary scan) |
| Low Power Technology | β | picoPower |
| Package | β | 64-QFN (9x9 mm), MLF/VQFN |
| Temperature Range | β | Industrial (Ind Temp) |
| Programming | β | ISP (In-System Programmable), read-while-write |