ADG904 View Datasheet(PDF) - Analog Devices
Part Name
Description
MFG CO.
ADG904
Analog Devices
'ADG904' PDF : 17 Pages View PDF
Data Sheet
ADG904/ADG904-R
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
ADG904/ADG904-R
EN 1
20 A0
VDD 2
19 A1
GND 3 ADG904 18 GND
RF1 4 ADG904-R 17 RF2
GND 5 TOP VIEW 16 GND
(Not to Scale)
GND 6
15 GND
RF3 7
14 RF4
GND 8
13 GND
GND 9
12 GND
RFC 10
11 GND
Figure 5. 20-Lead TSSOP (RU-20)
GND 1
RF1 2
GND 3
GND 4
RF3 5
TOP VIEW
(Not to Scale)
15 GND
14 RF2
13 GND
12 GND
11 RF4
NOTES
1. THE EXPOSED PAD IS TIED
TO SUBSTRATE, VSS.
Figure 6. 20-Lead 4 mm × 4mm LFCSP (CP-20-6)
Table 4. Pin Function Descriptions
Pin No.
20-Lead TSSOP 20-Lead LFCSP
1
18
2
19
3, 5, 6, 8, 9, 11, 12,
13, 15, 16, 18
4
7
10
14
17
19
20
N/A
1, 3, 4, 6, 7, 9, 10,
12, 13, 15, 20
2
5
8
11
14
16
17
21
Mnemonic
EN
VDD
GND
Function
Active Low Digital Input. When high, the device is disabled and all switches
are off. When low, Ax logic inputs determine On switches.
Power Supply Input. These parts can be operated from 1.65 V to 2.75 V.
VDD should be decoupled to GND.
Ground Reference Point for All Circuitry on the Part.
RF1
RF3
RFC
RF4
RF2
A1
A0
EPAD
RF1 Port.
RF3 Port.
Common RF Port for Switch.
RF4 Port.
RF2 Port.
Logic Control Input.
Logic Control Input.
Exposed Pad. The exposed pad is tied to substrate, VSS.
Rev. C | Page 5 of 16
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