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TS3A24157_09 Datasheet, PDF (14/24 Pages) Texas Instruments – 0.65-Ω DUAL SPDT ANALOG SWITCH DUAL-CHANNEL 2:1 MULTIPLEXER/DEMULTIPLEXER
TS3A24157
0.65-Ω DUAL SPDT ANALOG SWITCH
DUAL-CHANNEL 2:1 MULTIPLEXER/DEMULTIPLEXER
SCDS208A – JUNE 2007 – REVISED SEPTEMBER 2007
PARAMETER MEASUREMENT INFORMATION (continued)
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Capacitance
Meter
VBI AS
VNC NC
VNO NO
VCOM COM
IN
VI
V+
GND
VBI AS = V+ or GND
VI = V+ or GND
Capacitance is measured at NC,
NO, COM, and IN inputs during
ON and OFF conditions.
Figure 13. Capacitance (CI, CCOM(ON), CNC(OFF), CNO(OFF), CNC(ON), CNO(ON))
VCOM
VI
(1)
COM
IN
V+
NC or NO VNC or V NO
NC or NO
CL(2)
TEST
RL
CL
VCOM
tON
50 Ω
35 pF
V+
RL
tOFF
50 Ω
35 pF
V+
GND
CL(2)
Logic
RL
Input
(VI)
(VNC or V NO)
50%
V+
50%
0
tON
tOFF
90%
90%
A. All input pulses are supplied by generators having the following characteristics: PRR ≤ 10 MHz, ZO = 50 Ω, tr < 5 ns,
tf < 5 ns.
B. CL includes probe and jig capacitance.
Figure 14. Turn-On (tON) and Turn-Off Time (tOFF)
14
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