DG4599 Datasheet, PDF (7/8 Pages) Vishay Siliconix – Low-Voltage Single-Supply, SPDT Analog Switch in SC-70

New Product
DG4599
Vishay Siliconix
TEST CIRCUITS
Switch
Input
Logic
Input
V+
V+
NO or NC
COM
IN
GND
Switch Output
V_OUT
R_L
300 W
C_L
35 pF
Logic
Input
+3V
0V
50%
Switch
Output
0V
t_ON
t_r t
20 ns
t_f t 20 ns
0.9 x V_OUT
t_OFF
C_L (includes fixture and stray capacitance)
ǒ Ǔ V_OUT + V_COM
R_L
R_L ) R_ON
Logic “1” = Switch On
Logic input waveforms inverted for switches that have
the opposite logic sense.
FIGURE 1. Switching Time
V+
V+
NO
V_NO
COM
NC
V_NC
IN
GND
R_L
300 W
V_O
C_L
35 pF
Logic
3V
Input
0V
V_NC = V_NO
V_O
Switch _{0 V}
Output
90%
t_D
C_L (includes fixture and stray capacitance)
FIGURE 2. Break-Before-Make Interval
t_r <5 ns
t_f <5 ns
t_D
V+
V_gen
R_gen
+
3V
V+
NC or NO
COM
IN
GND
V_OUT
C_L = 1 nF
V_OUT
DV_OUT
IN
On
Off
On
Q = DV_OUT x C_L
IN depends on switch configuration: input polarity
determined by sense of switch.
FIGURE 3. Charge Injection
Document Number: 72218
S-31059—Rev. B, 26-May-03
www.vishay.com
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