AT90USB646-MU vs AT90USB646-AU Comparison
Detailed side-by-side comparison of AT90USB646-MU by Microchip Technology and AT90USB646-AU by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | AT90USB646-MU | AT90USB646-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Unknown | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.00 | $8.10 |
| 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 | 2 KB |
| SRAM | 4 KB | 4 KB |
| General-Purpose I/O | 48 lines | — |
| General-Purpose Working Registers | 32 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 | USART and byte-oriented 2-wire serial interface |
| Real-Time Counter | 1 real-time counter | 1 real-time counter |
| PWM Support | Available through timer/counter compare modes | — |
| Package | 64-QFN, 9 x 9 mm | 64-pin TQFP, 14 x 14 mm |
| Mounting Type | Surface mount | Surface mount |
| Operating Voltage | [DATA_NEEDED: operating voltage range] | — |
| RoHS Status | unknown | — |
| Microcontroller Type | — | 8-bit AVR RISC microcontroller |
| Maximum CPU Clock | — | 16 MHz |
| Flash Memory | — | 64 KB (64K x 8) |
| General-Purpose I/O Lines | — | 48 lines |
| USB Interface | — | USB 2.0 low-speed and full-speed device |
| Timer/Counter Blocks | — | 4 flexible timer/counters with compare modes and PWM |
| ADC | — | 8-channel, 10-bit analog-to-digital converter |
| Core Architecture | — | AVR enhanced RISC |
| Flash Programming | — | ISP with read-while-write capability |
| Supply Voltage | — | 3.3 V or 5 V |
| Halogen-Free Status | — | Compliant |
| Export Control Classification | — | EAR99 |