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74ABT2245N 数据表(PDF) 3 Page - NXP Semiconductors |
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74ABT2245N 数据表(HTML) 3 Page - NXP Semiconductors |
3 / 12 page Philips Semiconductors Product specification 74ABT2245 Octal transceiver with direction pin and 30 Ω series termination resistors (3-State) 1998 Jan 16 3 LOGIC SYMBOL A0 A1 A2 A3 A4 A5 A6 A7 B0 B1 B2 B3 B4 B5 B6 B7 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 OE 19 DIR 1 SA00122 LOGIC SYMBOL IEEE/IEC 1 2 SA00313 19 1 G3 3 EN2 (AB) 3 EN1 (BA) 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 FUNCTION TABLE INPUTS INPUTS/OUTPUTS OE DIR An Bn L L An = Bn Inputs L H Inputs Bn = An H X Z Z H = High voltage level L = Low voltage level X = Don’t care Z = High impedance ”off” state SCHEMATIC OF EACH OUTPUT OUTPUT VCC SA00237 |
类似零件编号 - 74ABT2245N |
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类似说明 - 74ABT2245N |
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