参数资料
型号: DG2042DQ
厂商: Vishay Intertechnology,Inc.
英文描述: Low-Voltage, Low rON Quad SPST Analog Switch
中文描述: 低电压,低RON四路SPST模拟开关
文件页数: 9/9页
文件大小: 83K
代理商: DG2042DQ
DG2041/2042/2043
Vishay Siliconix
New Product
Document Number: 72091
S-03008
Rev. A, 20-Jan-03
www.vishay.com
9
TEST CIRCUITS
FIGURE 1.
Switching Time
FIGURE 2.
Charge Injection
Switch
Input
C
L
(includes fixture and stray capacitance)
V+
IN
NO or NC
C
35 pF
COM
Logic
Input
R
300
V
OUT
GND
V+
50%
0 V
Logic
Input
Switch
Output
t
ON
t
OFF
Logic
1
= Switch On
Logic input waveforms inverted for switches that have
the opposite logic sense.
Off
On
On
IN
V
OUT
V
OUT
Q = V
OUT
x C
L
C
L
= 1 nF
COM
R
gen
V
OUT
NC or NO
V
IN
= 0 - V+
IN
V
gen
GND
V+
V+
Switch Output
V
OUT
V
COM
R
L
R
L
R
ON
0.9 x V
OUT
t
r
t
f
5 ns
5 ns
IN depends on switch configuration: input polarity
determined by sense of switch.
+
V
INH
V
INL
FIGURE 3.
Off-Isolation
FIGURE 4.
Channel Off/On Capacitance
NC or NO
f = 1 MHz
IN
COM
GND
0 V, 2.4 V
Meter
HP4192A
Impedance
Analyzer
or Equivalent
10 nF
V+
V+
IN
GND
NC or NO
0V, 2.4 V
10 nF
COM
Off Isolation
20 log
V
COM
V
NO NC
R
L
Analyzer
V+
V+
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