ADG526A/ADG527A
1
2
28
27
26
25
24
23
22
21
20
19
18
17
16
15
V
DA
V
DD
DB
RS
SS
4
3
2
1
28 27 26
3
S8A
S7A
S6A
S5A
S4A
S3A
S2A
S1A
EN
PIN 1
5
6
25
S7A
S7B
S6B
S5B
S4B
S3B
S2B
4
S8B
S7B
S6B
S5B
S4B
S3B
S2B
S1B
GND
WR
IDENTFIER
5
24 S6A
ADG527A
6
23
7
S5A
TOP VIEW
ADG527A
TOP VIEW
7
(Not to Scale)
22
8
S4A
8
(Not to Scale)
21
20
9
S3A
S2A
9
10
10
11
12
13
14
S1B 11
19 S1A
A0
12 13 14 15 16 17 18
NC = NO CONNECT
A1
NC
A2
NC = NO CONNECT
Figure 5. ADG527A PDIP, SOIC Pin Configuration
Figure 6. ADG527A PLCC Pin Configuration
Table 5. ADG527A Pin Function Descriptions
Pin No. Mnemonic
Description
1
2
VDD
DB
Most Positive Power Supply Potential.
Drain Terminal. This pin can be an input or output.
3
RS
Reset. The RS signal clears both the address and enable data in the latches resulting in no output (all switches off).
Source Terminal. This pin can be an input or output.
Source Terminal. This pin can be an input or output.
Source Terminal. This pin can be an input or output.
Source Terminal. This pin can be an input or output.
Source Terminal. This pin can be an input or output.
Source Terminal. This pin can be an input or output.
Source Terminal. This pin can be an input or output.
Source Terminal. This pin can be an input or output.
Ground (0 V) Reference.
Write. The WR signal latches the state of the address control lines and the enable line.
No Connect.
Logic Control Inputs. Selects which source terminal is connected to the drain (D).
Logic Control Inputs. Selects which source terminal is connected to the drain (D).
Logic Control Inputs. Selects which source terminal is connected to the drain (D).
Enable. Active high logic control input.
Source Terminal. This pin can be an input or output.
Source Terminal. This pin can be an input or output.
Source Terminal. This pin can be an input or output.
Source Terminal. This pin can be an input or output.
Source Terminal. This pin can be an input or output.
Source Terminal. This pin can be an input or output.
Source Terminal. This pin can be an input or output.
Source Terminal. This pin can be an input or output.
Most Negative Power Supply Potential.
4
5
6
7
8
9
S8B
S7B
S6B
S5B
S4B
S3B
S2B
S1B
GND
WR
NC
A2
A1
A0
EN
S1A
S2A
S3A
S4A
S5A
S6A
S7A
S8A
VSS
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
DA
Drain Terminal. This pin can be an input or output.
Rev. C | Page 9 of 20
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