Analog Symbols
Figure 1. FSA1256, FSA1256A
Truth Tables
Control Input (s)
LOW Logic Level
HIGH Logic Level
Function
Disconnect
A Connected to B
Figure 2. FSA1257, FSA1257A
Control Input (s)
LOW Logic Level
HIGH Logic Level
Function
A Connected to B
Disconnected
Truth Table
Control Input, 1S
LOW Logic Level
HIGH Logic Level
Figure 3. FSA1258, FSA1258A
Function
1A Connected to 1 B
Disconnect
Control Input 2S
LOW Logic Level
HIGH Logic Level
Pin Descriptions
Name
A, B0, B1
S
© 2004 Fairchild Semiconductor Corporation
FSA1256(A) / FSA1257(A) / FSA1258(A) Rev. 1.0.5
Description
Data Ports
Switch Select Pin
2
Function
Disconnect
2A Connected to 2B
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