Product Summary

The AT90USB646-MU is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the AT90USB646-MU achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.

Parametrics

AT90USB646-MU absolute maximum ratings: (1)Operating Temperature: -40℃ to +85℃; (2)Storage Temperature: -65℃ to +150℃; (3)Voltage on any Pin except RESET with respect to Ground: -0.5V to VCC+0.5V; (4)Voltage on RESET with respect to Ground: -0.5V to +13.0V; (5)Maximum Operating Voltage: 6.0V; (6)DC Current per I/O Pin: 40.0 mA; (7)DC Current VCC and GND Pins: 200.0 mA.

Features

AT90USB646-MU features: (1)High Performance, Low Power AVR 8-Bit Microcontroller; (2)Advanced RISC Architecture: 135 Powerful Instructions-Most Single Clock Cycle Execution, 32 x 8 General Purpose Working Registers, Fully Static Operation; (3)Up to 16 MIPS Throughput at 16 MHz; (4)On-Chip 2-cycle Multiplier; (5)Non-volatile Program and Data Memories: 64/128K Bytes of In-System Self-Programmable Flash: Endurance: 100,000 Write/Erase Cycles, Optional Boot Code Section with Independent Lock Bits: In-System Programming by On-chip Boot Program hardware activated after reset, True Read-While-Write Operation; (6)2K/4K (64K/128K Flash version) Bytes EEPROM: Endurance: 100,000 Write/Erase Cycles; (7)JTAG (IEEE std. 1149.1 compliant) Interface: Boundary-scan Capabilities According to the JTAG Standard, Extensive On-chip Debug Support, Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface.

Diagrams

AT90USB646-MU block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
AT90USB646-MU
AT90USB646-MU
Atmel
8-bit Microcontrollers (MCU) AVR USB 64K FLSH 16MHz Ind Temp
Data Sheet
0-1: $5.06
1-10: $4.22
10-25: $3.17
25-100: $2.87
AT90USB646-MUR
AT90USB646-MUR
Atmel
8-bit Microcontrollers (MCU) USB 64K FLASH 16 MHz
Data Sheet
0-3335: $2.90