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Electronic Components Datasheet Search |
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Electronic Components Datasheet Search |
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USBN9604 Datasheet(PDF) 2 Page - National Semiconductor (TI) |
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USBN9604 Datasheet(HTML) 2 Page - National Semiconductor (TI) |
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2 / 60 page 
2 www.national.com Features q Full-speed USB node device q Integrated USB transceiver q Supports 24 MHz oscillator circuit with internal 48 MHz clock generation circuit q Programmable clock generator q Serial Interface Engine (SIE) consisting of Physical Layer Interface (PHY) and Media Access Controller (MAC), USB Specification 1.0 and 1.1 compliant q Control/Status register file q USB Function Controller with seven FIFO-based End- points: — One bidirectional Control Endpoint 0 (8 bytes) — Three Transmit Endpoints (64 bytes each) — Three Receive Endpoints (64 bytes each) q 8-bit parallel interface with two selectable modes: — Non-multiplexed — Multiplexed (Intel compatible) q Enhanced DMA support — Automatic DMA (ADMA) mode for fully CPU-inde- pendent transfer of large bulk or ISO packets — DMA controller, together with the ADMA logic, can transfer a large block of data in 64-byte packets via the USB — Automatic Data PID toggling/checking and NAK packet recovery (maximum 256x64 bytes of data = 16K bytes) q MICROWIRE/PLUS interface |
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