ATMEGA645-16MUR vs ATMEGA64A-MNR Comparison
Detailed side-by-side comparison of ATMEGA645-16MUR by Microchip Technology and ATMEGA64A-MNR 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
ATMEGA645-16MUR - 8-bit AVR MCU 64KB 16MHz 64-QFN | Microchip
ATMEGA645-16MUR ✓ ActiveMicrochip Technology
ATMEGA64A-MNR - 8-bit AVR MCU 64KB Flash 16MHz | Microchip
ATMEGA64A-MNR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA645-16MUR | ATMEGA64A-MNR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.35 | $4.02 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Core Size | 8-Bit | — |
| Maximum Clock Frequency | 16 MHz | 16MHz |
| Program Memory Size | 64 KB (32K x 16) Flash | 64KB (32K x 16) Flash |
| EEPROM Size | 2 KB | 2KB |
| SRAM Size | 4 KB | 4KB (4K x 8) |
| Supply Voltage Range | 4.5 V to 5.5 V | 2.7 V to 5.5 V |
| Number of I/O | 53 | 53 |
| ADC Resolution | 10 bit | 10-bit, 8-channel |
| ADC Channels | 8 | — |
| Interfaces | JTAG, SPI, USART, I2C (TWI) | I2C (TWI), SPI, UART, USART |
| LCD Controller | Yes (segment LCD driver) | — |
| Throughput | 16 MIPS at 16 MHz | — |
| Package | 64-QFN (9 x 9 mm) | — |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +105C |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel, Green/RoHS | Tape and Reel |
| Instructions | 130 (most single-cycle) | — |
| Package / Case | — | 64-VFQFN Exposed Pad (9x9 mm) |
| Timers / Counters | — | 2 x 8-bit, 2 x 16-bit with PWM |
| Debug / Scan | — | JTAG boundary-scan and on-chip debug |
| RoHS Status | — | Compliant (Green) |
| General Purpose Working Registers | — | 32 |