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74F641
INTEGRATED CIRCUITS 74F641 Octal bus transceiver with common output enable, non-inverting (open collector) Product specification Supersedes data of 1999 Jan 08 IC15 Data Handbook Philips Semiconductors 2000 Jun 30 Philips Semiconductors Product specification Octal bus transceiver with common output enable, non-inverting (open-collector) LOGIC SYMBOL (IEEE/IEC) 74F641 FUNCTION TABLE INPUTS 19 INPUTS/OUTPUTS G3 OE 2 18 1 2 3 H = L = X = OFF= 17 16 4 15 5 14 6 13 7 12 8 11 9 SF01147 LOGIC DIAGRAM T/R 1 OE 19 A0 2 18 3 17 4 16 A3 5 15 A4 6 14 A5 7 13 A6 8 12 9 11 A1 A2 A7 VCC = GND = B0 B1 B2 B3 B4 B5 B6 B7 Pin 20 Pin 10 SF01149 2000 Jun 30 3 L A=B INPUTS H 3EN2 Bn H INPUTS B=A H 1 An L 3EN1 T/R X OFF OFF High voltage level Low voltage level Don’t care High if pull-up resistor is connected to open collector output
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