DG2750 Datasheet, PDF (5/8 Pages) Vishay Siliconix – Low Voltage Dual SPDT Analog Switch with Negative Swing Audio Capability

DG2750
Vishay Siliconix
TYPICAL CHARACTERISTICS 25 °C, unless otherwise noted
1.20
1.15
1.10
1.05
1.00
0.95
V_IH
V_IL
0.90
0.85
0.80
0.75
0.70
0.65
0.60
0.55
0.50
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
V+ Supply Voltage (V)
Switching Threshold vs. Supply Voltage
10
Loss
0
- 10 _{V + = 3.0 V}
- 20 ^{RL = 50 Ω}
OIRR
- 30
XTalk
- 40
- 50
- 60
- 70
- 80
- 90
- 100
100 kHz 1 M
10 M
100 M
1G
Frequency (Hz)
Insertion Loss, Off-Isolation, Crosstalk
vs. Frequency
TEST CIRCUITS
Switch
Input
Logic
Input
V+
NO1/2 ^V+ COM1 or
or NC1/2
COM2
IN
GND
Switch Output
V_OUT
R_L
50 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.
V+
NO1 or NC1
NO2 or NC2
V+
NO1 or NC1
COM1 or
COM2
NO2 or NC2
IN
GND
R_L
50 Ω
V_O
C_L
35 pF
Logic
Input
V_INH
V_INL
V_NO = V_NC
V_O
Switch _{0 V}
Output
90 %
t_D
t_r < 5 ns
t_f < 5 ns
t_D
C_L (includes fixture and stray capacitance)
Figure 2. Break-Before-Make Interval
Document Number: 64736
S10-0650-Rev. C, 22-Mar-10
www.vishay.com
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