www.austriamicrosystems.com/Analog-Switches/AS1747-50

Revision 1.02

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AS1747, AS1748, AS1749, AS1750

Datasheet - P i n o u t

4 Pinout

Pin Assignment

Figure 2. Pin Assignments (Top View) for AS1747/AS1749

Pin Description

Table 1. Pin Description for AS1747/AS1749

Pin Name

TDFN

Description

1

Positive-Supply Voltage Input

NO1

2

Analog Switch 1 - Normally Open Terminal

COM1

3

Analog Switch 1 - Common Terminal

NC1

4

Analog Switch 1 - Normally Closed Terminal

IN1

5

Digital Control Input for Analog Switch 1. A logic LOW on IN1 connects

COM1 to NC1 and a logic HIGH connects COM1 to NO1.

GND

6

Ground

IN2

7

Digital Control Input for Analog Switch 2. A logic LOW on IN2 connects

COM2 to NC2 and a logic HIGH connects COM2 to N02.

NC2

8

Analog Switch 2 - Normally Closed Terminal

COM2

9

Analog Switch 2 - Common Terminal

NO2

10

Analog Switch 2 - Normally Open Terminal

EP

EP (TDFN only) Exposed pad for TDFN package. Connect to GND.

10

9

8

7

6

1

2

3

4

5

GND

VCC

NO2

COM2

NC2

IN2

IN1

NC1

COM1

NO1