Datasheet

© 2007 Fairchild Semiconductor Corporation www.fairchildsemi.com
FSA2271T • Rev. 1.0.6 2
FSA2271T — Low-Voltage, Dual-SPDT (0.4) Analog Switch with Negative Swing Audio Capability
Analog Symbol
2B0
2B1
2A
GND
S2
10k
1B0
1B1
1A
GND
S1
10k
Figure 1. FSA2271T
Pin Configuration
1B1
2B1
1
8
5
4
3
2
V
CC
S22A
2B0
1AS1
GND
1B0
9
10
6 7
Figure 2. Pin Configuration
Pin Definitions
Pin#
Name
Description
1, 6
S2, S1
Switch Select Pins
2, 7
2A, 1A
Data Points
3, 8
2B0, 1B0
Data Points
4, 9
2B1, 1B1
Data Ports
5
GND
Ground
10
V
CC
Supply Voltage Data Ports
Truth Table
Control Input,Sn
Function
LOW Logic Level
nB0 connected to nA; nB1 terminated to GND
HIGH Logic Level
nB1 connected to nA; nB0 terminated to GND