AT91SAM7X256B-AU

highly integrated Flash microcontroller, 256KB, 100LQFP, 1.8V/3.3V, 32-bit, 55MHz

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Price:: US $1.00~10.00 / piece [Get Latest Price]

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PartNumber:: AT91SAM7X256B-AU

Brand:: ATMEL Corporation - ATMEL | Pack: QFP | D/C: 10+

Availability:: Supply Ability: 10000/Week Can Ship Immediately
Delivery: 10-15 Business Days (ships out within 3 Business days)

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Products Upload time: 2012-01-15

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Part Number:AT91SAM7X256B-AU
US $1.00 - 10.00
HCPL-7800A

US $2.50 - 4.10 / Piece
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Product Summary

The AT91SAM7X256B-AU is one member of the AT91SAM7X256 family which is designed as the highly integrated Flash microcontroller that features 256 Kbyte high-speed Flash and 64 Kbyte SRAM, a large set of peripherals, including an 802.3 Ethernet MAC and a CAN controller. And it includes a reset controller capable of managing the power-on sequence of the microcontroller and the complete system.

Parametrics

AT91SAM7X256B-AU absolute maximum ratings: (1)Operating Temperature (Industrial): -40℃ to + 85℃; (2)Storage Temperature: -60℃ to + 150℃; (3)Voltage on Input Pins with Respect to Ground: -0.3V to + 5.5V; (4)Maximum Operating Voltage (VDDCORE, and VDDPLL): 2.0V; (5)Maximum Operating Voltage (VDDIO, VDDIN and VDDFLASH): 4.0V; (6)Total DC Output Current on all I/O lines 100-lead LQFP package: 200mA.

Features

AT91SAM7X256B-AU features: (1)Sixty-two Programmable I/O Lines Multiplexed with up to Two Peripheral I/Os;(2)Input Change Interrupt Capability on Each I/O Line;(3)Thirteen Peripheral DMA Controller (PDC) Channels;(4)One USB 2.0 Full Speed (12 Mbits per second) Device Port - On-chip Transceiver, 1352-byte Configurable Integrated FIFOs;(5)Media Independent Interface (MII) or Reduced Media Independent Interface (RMII);(6)Integrated 28-byte FIFOs and Dedicated DMA Channels for Transmit and Receive;(7)Eight Fully-programmable Message Object Mailboxes, 16-bit Time Stamp Counter;(8)Independent Clock and Frame Sync Signals for Each Receiver and Transmitter;(9)Two Universal Synchronous/ Asynchronous Receiver Transmitters (USART);(10)Two Master/Slave Serial Peripheral Interfaces (SPI);(11)One Four-channel 16-bit Power Width Modulation Controller (PWMC).