DG3157A Datasheet, PDF (5/7 Pages) Vishay Siliconix – Low Voltage, 300-MHz - 3 dB Bandwidth, SPDT Analog Switch with Power Down Protection (2:1 Multiplexer/Demultiplexer Bus Switch)

DG3157A, DG3157B
Vishay Siliconix
TYPICAL CHARACTERISTICS T_A = 25 °C, unless otherwise noted
100
90
80
70
60
50
40
30
20
10
0
0
V+ = 1.65 V
I_B = + 4 mA
V+ = 2.3 V
I_B = + 8 mA
T = 25 °C
V+ = 3.0 V
I_B = + 24 mA
V+ = 4.5 V
I_B = + 30 mA
1
2
3
4
5
V_A - Analog Voltage (V)
R_ON vs. V_A and Supply Voltage
2.0
1.5
1.0
0.5
0.0
1
2
3
4
5
6
V+ - Supply Voltage (V)
Switching Threshold vs. Supply Voltage
10
Loss
0
- 10
- 20
- 30
- 40
- 50
OIRR
- 60
X_TALK
- 70
V+ = 3.0 V
- 80
R_L = 50 Ω
- 90
- 100
100k
1M
10 M
100 M
1G
Frequency (Hz)
Insertion Loss, Off-Isolation, Crosstalk vs. Frequency
Document Number: 68628
S-81944-Rev. C, 25-Aug-08
www.vishay.com
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