DG2303 Datasheet, PDF (5/5 Pages) Vishay Siliconix – High-Speed, Low rON, 1.8-V/2.5-V/3.3-V/5-V, SPST Analog Switch (1-Bit Bus Switch)

TEST CIRCUITS
V+
V_gen
R_gen
+
V_IN = 0 - V+
V+
B
A
OE
GND
R_L
Analyzer
New Product
DG2303
Vishay Siliconix
V_OUT
C_L = 0.1 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
V+
10 nF
V+
A
OE
B
GND
V_IN
V_B
Off Isolation + 20 log _VA
Figure 4. Off-Isolation
V+
10 nF
V+
B
OE
VIN
A
GND
Meter
HP4192A
Impedance
Analyzer
or Equivalent
f = 1 MHz
Document Number: 72073
S-03422—Rev. A, 03-Mar-03
FIGURE 5. Channel Off/On Capacitance
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