DG2501 Datasheet, PDF (8/9 Pages) Vishay Siliconix – Low Leakage, Low Parasitic and Low Charge Injection, Quad SPST Analog Switches

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DG2501, DG2502, DG2503
Vishay Siliconix
TEST CIRCUIT
V+
Switch
Input
Logic
Input
V+
S
D
IN
GND
Switch Output
V_OUT
R_L
300 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_D
R_L
R_L + R_ON
Fig. 3 - Switching Time
Logic "1" = Switch On
Logic input waveforms inverted for switches that have
the opposite logic sense.
V+
V_gen
R_gen
+
V_IN = 0 - V+
V+
D
S
IN
GND
V_OUT
V_OUT
V _OUT
C_L = 1 nF
IN
On
Off
On
Q = V _OUT x C_L
IN depends on switch configuration: input polarity
determined by sense of switch.
Fig. 4 - Charge Injection
V+
10 nF
V+
S
D
IN ^{0 V, 2.4 V}
R_L
Analyzer
GND
V_D
Off Isolation = 20 log _VS
Fig. 5 - Off-Isolation
V+
10 nF
V+
D
IN
0 V, 2.4 V
S
GND
Meter
HP4192A
Impedance
Analyzer
or Equivalent
f = 1 MHz
Fig. 6 - Channel Off/On Capacitance
Vishay Siliconix maintains worldwide manufacturing capability. Products may be manufactured at one of several qualified locations. Reliability data for Silicon
Technology and Package Reliability represent a composite of all qualified locations. For related documents such as package/tape drawings, part marking, and
reliability data, see www.vishay.com/ppg?62962.
S14-1059-Rev. A, 19-May-14
8
Document Number: 62962
For technical questions, contact: [e-mail]
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ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000