ATMEGA64A-MUR vs AT90USB646-MUR Comparison
Detailed side-by-side comparison of ATMEGA64A-MUR by Microchip Technology and AT90USB646-MUR 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-MUR - AVR 8-bit MCU 64KB Flash 16MHz QFN-64 | Microchip
ATMEGA64A-MUR ✓ ActiveMicrochip Technology
AT90USB646-MUR - 16MHz USB AVR MCU 64-QFN | Microchip (Tape & Reel)
AT90USB646-MUR UnknownSpecification Comparison
| Parameter | ATMEGA64A-MUR | AT90USB646-MUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Unknown |
| Core Architecture | AVR 8-bit RISC | — |
| Program Memory Size | 64KB (32K x 16) Flash | — |
| Program Memory Type | ISP Flash, read-while-write | — |
| EEPROM Size | 2KB | — |
| SRAM Size | 4KB (4K x 8) | — |
| Maximum Clock Speed | 16 MHz | — |
| Supply Voltage Range | 2.7 V to 5.5 V | — |
| Number of I/O | 53 | — |
| General Purpose Working Registers | 32 | — |
| Instruction Set | 130 powerful instructions, most single-cycle | — |
| Timers/Counters | 4 flexible timer/counters plus real-time counter | — |
| Oscillator Type | Internal | — |
| Package / Case | 64-VFQFN Exposed Pad (9x9 mm) | — |
| Mounting Type | Surface Mount | Surface mount |
| Temperature Grade | Industrial (-40C to +85C) | — |
| Packaging | Tape & Reel | — |
| Programming Interface | ISP (In-System Programmable), JTAG | — |
| Product Type | — | 8-bit AVR RISC-based USB microcontroller |
| Maximum Clock Frequency | — | 16 MHz |
| Program Memory | — | 64 KB flash |
| Program Memory Organization | — | 64K x 8 bits |
| EEPROM | — | 2 KB |
| SRAM | — | 4 KB |
| General-Purpose I/O | — | 48 lines |
| General-Purpose Working Registers | — | 32 registers |
| Timer/Counter Resources | — | 4 flexible timer/counters |
| USB Support | — | USB 2.0 low-speed and full-speed device |
| Serial Interfaces | — | USART and byte-oriented two-wire serial interface |
| Real-Time Counter | — | 1 real-time counter |
| PWM Support | — | Available through timer/counter compare modes |
| Package | — | 64-QFN, 9 x 9 mm |
| Operating Voltage | — | [DATA_NEEDED: operating voltage range] |
| RoHS Status | — | unknown |