FSA1258A Fairchild Semiconductor, FSA1258A Datasheet - Page 2

• Manufacturer Part Number: FSA1258A
• Description: (FSA1256x - FSA1258x) Low RON Low Voltage Dual SPST Analog Switch
• Manufacturer: Fairchild Semiconductor

www.fairchildsemi.com
Analog Symbols
Truth Tables
Analog Symbol
Truth Table
Pin Descriptions
H
HIGH Logic Level
Control Input(s)
H
L
FSA1256, FSA1256A
(Top Through View)
FSA1256, FSA1256A
Control Input 1S
H
HIGH Logic Level
H
L
Pin Names
A Connected to B
Disconnect
A, B
Function
S
1A Connected to 1B
Disconnect
Function
FSA1258, FSA1258A
(Top Through View)
FSA1258, FSA1258A
L
LOW Logic Level
2
Control Input 2S
L
LOW Logic Level
Control Input(s)
H
L
Control Input
Data Ports
Function
H
L
FSA1257, FSA1257A
2A Connected to 2B
(Top Through View)
FSA1257, FSA1257A
Disconnect
Function
A Connected to B
Disconnect
Function