ADG774A Data Sheet
Rev. C | Page 6 of 14
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
IN
S1A
S1B
D1
S2A
S2B
D2
GND
V
DD
EN
S4A
S4B
D4
S3A
S3B
D3
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
TOP VIEW
(Not to Scale)
ADG774A
2373-002
02373-028
S1B
D1
S2A
S2B
S4B
S4A
D4
S3A
D2
GND
D3
S3B
IN
S1
V
DD
EN
NOTES
1. THE EXPOSED PAD MUST BE
TIED TO GND.
12
11
10
1
3
49
2
6
5
7
8
16
15
14
13
ADG774A
TOP VIEW
(Not to Scale)
Figure 2. QSOP Pin Configuration Figure 3. LFCSP Pin Configuration
Table 4. Pin Function Descriptions
Pin No.
Mnemonic Function
QSOP LFCSP
1 15 IN Logic Control Input.
2 16 S1A Source Terminal 1A. May be an input or output.
3 1 S1B Source Terminal 1B May be an input or output.
4 2 D1 Drain Terminal D1. May be an input or output.
5 3 S2A Source Terminal 2A. May be an input or output.
6 4 S2B Source Terminal 2B. May be an input or output.
7 5 D2 Drain Terminal D2. May be an input or output.
8 6 GND Ground (0 V) Reference.
9 7 D3 Drain Terminal D3. May be an input or output.
10 8 S3B Source Terminal 3B. May be an input or output.
11 9 S3A Source Terminal 3A. May be an input or output.
12 10 D4 Drain Terminal D4. May be an input or output.
13 11 S4B Source Terminal 4B. May be an input or output.
14 12 S4A Source Terminal 4A. May be an input or output.
15 13
EN
Logic Control Input. When high, all switches are disabled.
16 14 V
DD
Most Positive Power Supply Potential.
Not applicable 17 EPAD Exposed Pad. The exposed pad must be tied to GND.
Table 5. Truth Table
EN
IN D1 D2 D3 D4 Function
1 X Hi-Z Hi-Z Hi-Z Hi-Z DISABLE
0 0 S1A S2A S3A S4A IN = 0
0 1 S1B S2B S3B S4B IN = 1