Datasheet PI4GTL2002 (Diodes) - 2

PI4GTL2002 Pin Description Pin No Name Description
1 GND ground (0 V) 2 SREF low-voltage side reference supply voltage for S1 and D1 3 S1 serial clock, low-voltage side; connect to SREF through a pull-up resistor 4 S2 serial data, low-voltage side; connect to SREF through a pull-up resistor 5 D2 serial data, high-voltage side; connect to DREF through a pull-up resistor 6 D1 serial clock, high-voltage side; connect to DREF through a pull-up resistor 7 DREF high-voltage side reference supply voltage for S2 and D2 8 GREF switch enable input; connect to DREF and pull-up through a high resistor
Block Diagram
Figure.1 Block Diagram GREF DREF SREF Input Dn Output Sn Transistor H H 0V X X off H H VTT H VTT on H H VTT L L on L L 0V-VTT X X off PI4GTL2002
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October 2018 Document Number DS40704 Rev 2-2 2 © Diodes Incorporated