PS394 Datasheet, PDF (7/8 Pages) Pericom Semiconductor Corporation – Precision, Quad, SPDT, 17V Analog Switch

PS394
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Test Circuits/Timing Diagrams
3V
V_IN
0V
t_R < 20ns
t_F < 20ns
50%
+10V
V_{COM 0V}
–10V
t_OFF
t_OFF
t_OPEN
50%
50%
t_ON
50%
t_ON
50%
50%
+10V
–10V
NC_
NO_
Switch Output
COM_
IN_
300 Ohm
Logic
Input
V+ GND V–
+15V
–15V
t_OPEN
(Repeat Test for IN2, IN3, and IN4)
Figure 2. Switching-Time Circuit
Capacitance
Meter
C +5V
V+
COM
NC
or
NO
GND
IN _{_0V or 2.4V}
V– _C
–5V
Capacitance
Meter
C +5V
V+
COM
NC
or
NO
GND
IN _{0V or 2.4V}
V– _C
–5V
Figure 3. Channel Off Capacitance
Figure 4. Channel On Capacitance
Logic
Input
+3V
0V
V_COM
Switch 0V
Output _VCOM
0V
Switch
Output
50%
V_O2
V_O2
t_D
+5V
0.9V₀
0.9V₀
t_D
V+
COM_
IN_
NO
V_O1
NC
V_{O2 RL1}
C_L1
Logic
GND
V–
R_L2
Input
–5V
C_L Includes Fixture and Stray Capacitance.
Logic 0 Input
C_L2
R_L = 1kOhm
C_L = 35pF
Figure 5. Break-Before-Make Delay
7
PS8444 01/13/00