DG721 Datasheet, PDF (6/10 Pages) Vishay Siliconix – 1.8 V to 5.5 V, 4ohm Dual SPST Switches

DG721, DG722, DG723
Vishay Siliconix
TYPICAL CHARACTERISTICS (T_A = 25 °C, unless otherwise noted)
0
-1
-2
-3
-4
-5
-6
-7
-8
1
10
100
1000
10 000
Frequency (MHz)
Insertion Loss vs. Frequency
0
- 10
- 20
- 30
- 40
- 50
- 60
- 70
- 80
- 90
- 100
1
10
100
Frequency (MHz)
Off Isolation vs. Frequency
1000
0
- 10
- 20
- 30
- 40
- 50
- 60
- 70
- 80
- 90
- 100
1
10
100
Frequency (MHz)
Crosstalk vs. Frequency
1000
5
4
V+ = 3 V
3
2 V+ = 2.7 V
1
V+ = 5.5 V
V+ = 4.5 V
0
-1
-2
-3
-4
C_L = 1 nF
-5
0
1
2
3
4
5
6
Source Volts
Charge Injection vs. Analog Voltage
TEST CIRCUITS
V+
Switch
Input
Logic
Input
V+
NO or NC
COM
IN
GND
Switch Output
V_OUT
R_L
300 Ω
C_L
35 pF
Logic
Input
V_INH
V_INL
50 %
Switch
Output
0V
t_ON
t_r < 5 ns
t_f < 5 ns
0.9 x V_OUT
t_OFF
C_L (includes fixture and stray capacitance)
V_OUT =
V_COM
R_L
R_L + R_ON
Figure 1. Switching Time
Logic "1" = Switch On
Logic input waveforms inverted for switches that have
the opposite logic sense.
www.vishay.com
Document Number: 66586
6
S11-1474-Rev. E, 01-Aug-11
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