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TCA9534ADWR Fiches technique(PDF) 3 Page - Texas Instruments |
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TCA9534ADWR Fiches technique(HTML) 3 Page - Texas Instruments |
3 / 30 page 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 A0 A1 A2 P0 P1 P2 P3 GND VCC SDA SCL INT P7 P6 P5 P4 3 TCA9534A www.ti.com SCPS198B – SEPTEMBER 2014 – REVISED DECEMBER 2016 Product Folder Links: TCA9534A Submit Documentation Feedback Copyright © 2014–2016, Texas Instruments Incorporated 5 Pin Configuration and Functions PW and DW Package 16-Pin TSSOP and SOIC Top View Pin Functions PIN I/O DESCRIPTION NO. NAME 1 A0 I Address input. Connect directly to VCC or ground 2 A1 I Address input. Connect directly to VCC or ground 3 A2 I Address input. Connect directly to VCC or ground 4 P0 I/O P-port input-output. Push-pull design structure. At power on, P0 is configured as an input 5 P1 I/O P-port input-output. Push-pull design structure. At power on, P1 is configured as an input 6 P2 I/O P-port input-output. Push-pull design structure. At power on, P2 is configured as an input 7 P3 I/O P-port input-output. Push-pull design structure. At power on, P3 is configured as an input 8 GND — Ground 9 P4 I/O P-port input-output. Push-pull design structure. At power on, P4 is configured as an input 10 P5 I/O P-port input-output. Push-pull design structure. At power on, P5 is configured as an input 11 P6 I/O P-port input-output. Push-pull design structure. At power on, P6 is configured as an input 12 P7 I/O P-port input-output. Push-pull design structure. At power on, P7 is configured as an input 13 INT O Interrupt output. Connect to VCC through a pull-up resistor 14 SCL I Serial clock bus. Connect to VCC through a pull-up resistor 15 SDA I/O Serial data bus. Connect to VCC through a pull-up resistor 16 VCC — Supply voltage |
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