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| DG444_07 Datasheet, PDF (2/12 Pages) Intersil Corporation – Monolithic, Quad SPST, CMOS Analog Switches | |||
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DG444, DG445
Functional Diagrams
DG444
DG445
S1
S1
IN1
IN1
D1
D1
S2
S2
IN2
IN2
D2
D2
S3
S3
IN3
IN3
D3
D3
S4
S4
IN4
IN4
D4
D4
SWITCHES SHOWN FOR LOGIC â1â INPUT
LOGIC
0
1
TRUTH TABLE
VIN
â¤0.8V
DG444
ON
â¥2.4V
OFF
DG445
OFF
ON
Schematic Diagram (One Channel)
Pin Descriptions
PIN SYMBOL
DESCRIPTION
1
IN1
Logic Control for Switch 1
2
D1
Drain (Output) Terminal for Switch 1
3
S1
Source (Input) Terminal for Switch 1
4
V-
Negative Power Supply Terminal
5
GND Ground Terminal (Logic Common)
6
S4
Source (Input) Terminal for Switch 4
7
D4
Drain (Output) Terminal for Switch 4
8
IN4
Logic Control for Switch 4
9
IN3
Logic Control for Switch 3
10
D3
Drain (Output) Terminal for Switch 3
11
S3
Source (Input) Terminal for Switch 3
12
VL
Logic Reference Voltage
13
V+
Positive Power Supply Terminal (Substrate)
14
S2
Source (Input) Terminal for Switch 2
15
D2
Drain (Output) Terminal for Switch 2
16
IN2
Logic Control for Switch 2
V+
VL
INX
GND
V-
2
S
V-
V+
D
FN3586.10
June 4, 2007
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