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| 型號： | ISL54400IRZ |
| 廠商： | INTERSIL CORP |
| 元件分類： | 運動控制電子 |
| 英文描述： | Low Voltage, Dual SPDT, USB/Audio Switches with Negative Signal Capability |
| 中文描述： | DUAL 1-CHANNEL, SGL POLE DOUBLE THROW SWITCH, DSO10 |
| 封裝： | 3 X 3 MM, ROHS COMPLIANT, PLASTIC, MO-229WEED-3, TDFN-10 |
| 文件頁數(shù)： | 8/15頁 |
| 文件大小： | 464K |
| 代理商： | ISL54400IRZ |
8
FN6240.3
July 12, 2006
Test Circuits and Waveforms
Logic input waveform is inverted for switches that have the opposite
logic sense.
FIGURE 1A. MEASUREMENT POINTS
Repeat test for all switches. C
L
includes fixture and stray
capacitance.
V
OUT
FIGURE 1B. TEST CIRCUIT
FIGURE 1. SWITCHING TIMES (ISL54402 ONLY)
FIGURE 2A. MEASUREMENT POINTS
Repeat test for all switches. C
L
includes fixture and stray
capacitance.
FIGURE 2B. TEST CIRCUIT
FIGURE 2. BREAK-BEFORE-MAKE TIME (ISL54402 ONLY)
FIGURE 3. R
ON
TEST CIRCUIT
FIGURE 4. AUDIO CROSSTALK TEST CIRCUIT
50%
t
r
< 20ns
t
f
< 20ns
t
OFF
90%
V
INH
0V
V
NO
V
INL
t
ON
LOGIC
INPUT
SWITCH
INPUT
SWITCH
OUTPUT
90%
V
OUT
V(NO or NC)
R
ON
(
L
)
+
------------------------------
=
SWITCH
INPUT
CONTROL
INPUT
V
OUT
R
L
300
C
L
35pF
COM
NO or NC
IN
GND
V
DD
C
90%
V
INH
V
INL
t
D
LOGIC
INPUT
SWITCH
OUTPUT
V
OUT
0V
LOGIC
INPUT
IN
COM
R
L
C
L
35pF
V
OUT
300
NO
NC
V
DD
GND
V
NX
C
V
DD
C
Dx or L or R or Nx
COM
IN
GND
V
NX
V
1
R
ON
= V
1
/40mA
40mA
Repeat test for all switches. Note: COM designation in diagram
refers to: D-/L, D+/R, COM1, and COM2.
V
BUS
or V
IN
0V or V
DD
ANALYZER
V
DD
C
L or R or NC
SIGNAL
GENERATOR
R
L
GND
IN
1
COM
32
N.C.
COM
R or L or NC
Signal direction through switch is reversed, worst case values
are recorded. Repeat test for all switches. COM designation in
diagram refers to: D-/L, D+/R, COM1, and COM2.
ISL54400, ISL54401, ISL54402
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