データシートサーチシステム |
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SN74LV245ATDBRE4 データシート(PDF) 2 Page - Texas Instruments |
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SN74LV245ATDBRE4 データシート(HTML) 2 Page - Texas Instruments |
2 / 19 page www.ti.com DESCRIPTION/ORDERING INFORMATION (CONTINUED) DIR OE A1 B1 To Seven Other Channels 1 2 19 18 SN74LV245AT OCTAL BUS TRANSCEIVER WITH 3-STATE OUTPUTS SCLS605B – DECEMBER 2004 – REVISED AUGUST 2005 To ensure the high-impedance state during power up or power down, OE should be tied to VCC through a pullup resistor; the minimum value of the resistor is determined by the current-sinking capability of the driver. This device is fully specified for partial-power-down applications using Ioff. The Ioff circuitry disables the outputs, preventing damaging current backflow through the device when it is powered down. FUNCTION TABLE (EACH TRANSCEIVER) INPUTS OPERATION OE DIR L L B data to A bus L H A data to B bus H X Isolation LOGIC DIAGRAM (POSITIVE LOGIC) 2 |
同様の部品番号 - SN74LV245ATDBRE4 |
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同様の説明 - SN74LV245ATDBRE4 |
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