ADG798 Data Sheet
Rev. 0 | Page 8 of 20
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
A0
EN
S2
S3
S4
SS
S1
D
A1
A2
S5
S6
S7
GND
V
DD
S8
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
ADG798
TOP VIEW
(Not to Scale)
14880-002
Figure 2. FLATPACK Pin Configuration
14880-004
A1
A2
S5
S6
S7
GND
V
DD
S8
A0
EN
S2
S3
S4
V
SS
S1
D
ADG798
TOP VIEW
(Not to Scale)
1
2
3
4
5
16
15
14
13
12
611
7
10
8
9
Figure 3. Reversed Formed FLATPACK Pin Configuration
Table 7. Pin Function Descriptions
Pin No. Mnemonic Description
1 A0 Digital Input. This pin controls the configuration of the switch, as described in the truth table (see Table 8).
2 EN Digital Input. This pin controls the configuration of the switch, as shown in the truth table (see Table 8).
3 V
SS
Most Negative Power Supply Pin in Dual-Supply Applications. For single-supply applications, tie this pin to GND.
4 S1 Source Terminal. This pin can be an input or output.
5 S2 Source Terminal. This pin can be an input or output.
6 S3 Source Terminal. This pin can be an input or output.
7 S4 Source Terminal. This pin can be an input or output.
8 D Drain Terminal. This pin can be an input or output.
9 S8 Source Terminal. This pin can be an input or output.
10 S7 Source Terminal. This pin can be an input or output.
11 S6 Source Terminal. This pin can be an input or output.
12 S5 Source Terminal. This pin can be an input or output.
13 V
DD
Most Positive Power Supply Pin.
14 GND Ground (0 V) Reference.
15 A2 Digital Input. This pin controls the configuration of the switch, as shown in the truth table (see Table 8).
16 A1 Digital Input. This pin controls the configuration of the switch, as shown in the truth table (see Table 8).
TRUTH TABLE
Table 8. Truth Table
A2 A1 A0 EN Switch Condition
X
1
X
1
X
1
0 None
0 0 0 1 S1
0 0 1 1 S2
0 1 0 1 S3
0 1 1 1 S4
1 0 0 1 S5
1 0 1 1 S6
1 1 0 1 S7
1 1 1 1 S8
1
X means don’t care.