DG721 Datasheet, PDF (7/10 Pages) Vishay Siliconix – 1.8 V to 5.5 V, 4ohm Dual SPST Switches

TEST CIRCUITS
V+
DG721, DG722, DG723
Vishay Siliconix
V_gen
R_gen
+
V_IN = 0 - V+
COM
V+
NC or NO
IN
GND
V_OUT
V_OUT
ΔV_OUT
C_L = 1 nF
IN
On
Off
On
Q = ΔV_OUT x C_L
Figure 2. Charge Injection
IN depends on switch configuration: input polarity
determined by sense of switch.
V+
10 nF
V+
NC or NO
COM
IN
0 V, 2.4 V
R_L
Analyzer
GND
V_COM
Off Isolation = 20 log _{VNO/ NC}
Figure 3. Off-Isolation
V+
10 nF
V+
COM
IN
0 V, 2.4 V
NC or NO
GND
Meter
HP4192A
Impedance
Analyzer
or Equivalent
f = 1 MHz
Figure 4. Channel Off/On Capacitance
10 nF
COM 1
V+
V+
NC 1
R_L
V_IN 1
NO 2
COM 2
V_IN 2
Analyzer
GND
R_L
Figure 5. Channel to Channel Crosstalk
Vishay Siliconix maintains worldwide manufacturing capability. Products may be manufactured at one of several qualified locations. Reliability data for Silicon
Technology and Package Reliability represent a composite of all qualified locations. For related documents such as package/tape drawings, part marking, and
reliability data, see www.vishay.com/ppg?66586.
Document Number: 66586
www.vishay.com
S11-1474-Rev. E, 01-Aug-11
7
This document is subject to change without notice.
THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000