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Pin description, block diagram and truth table

1.1

Pin description

Figure 1. Pin connections (top view)

VSS

D1 1

1S2 2

VSS 3

GND 4

2S2 5

15 D4

14 4S2

13 VDD

12 3S2

11 D3

Table 1. Pin description

Pin

Pin name

Description

20, 2

1S1, 1S2

Independent inputs / outputs

7, 5

2S1, 2S2

10, 12

3S1, 3S2

16, 14

4S1, 4S2

1, 6, 11, 15

D1, D2, D3, D4

Common inputs / outputs

19, 8, 9, 17

SEL1, SEL2, SEL3,

SEL4

Control pins. Operate only when INH is low.

If SELi is high, Di is connected to iS1.

If SELi is low, Di is connected to iS2

18

INH

Inhibit pin. Set all switches OFF when set to high. Set the switches according to

SELi pins when set to low

4

GND

Ground (0 V)

13

VDD

Positive supply voltage

3

VSS

Negative supply voltage

Exposed pad

This pad is electrically connected to VSS

STG1218

Pin description, block diagram and truth table

DS13729 - Rev 3

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