isl54213 Intersil Corporation, isl54213 Datasheet - Page 6

• Manufacturer Part Number: isl54213
• Description: Mp3/usb 2.0 High Speed Switch With Negative Signal Handling And Mute Function
• Manufacturer: Intersil Corporation

Test Circuits and Waveforms
Logic input waveform is inverted for switches that have the opposite
logic sense.
V
OUTPUT
L
OUTPUT
Repeat test for all switches.
SWITCH
SWITCH
SWITCH
LOGIC
INPUT
OR V
LOGIC
INPUT
INPUT
R
r
V
V
V
V
ON
V
V
INPUT
INH
OUT
FIGURE 1A. MEASUREMENT POINTS
FIGURE 2A. MEASUREMENT POINTS
INL
FIGURE 3. AUDIO r
0V
INH
INL
0V
= V
40mA
1
/40mA
V
1
t
ON
50%
COMx
L OR R
6
ON
90%
TEST CIRCUIT
t
CTRL
OFF
GND
V
t
D
OUT
V
DD
FIGURE 2. BREAK-BEFORE-MAKE TIME
C
IN
t
t
FIGURE 1. SWITCHING TIMES
90%
r
f
0V OR
FLOAT
< 20ns
< 20ns
90%
ISL54213
Repeat test for all switches. C
capacitance.
Repeat test for all switches. C
V
V
INPUT
Repeat test for all switches.
D-
SWITCH
INPUT
OR V
V
V
IN
IN
D+
V
r
ON
INPUT
FIGURE 4. USB r
= V
40mA
V
1
FIGURE 1B. TEST CIRCUIT
FIGURE 2B. TEST CIRCUIT
D- OR D+
OUT
L OR R
/40mA
IN
AUDIO OR USB
IN
CTRL
CTRL
=
V
V
V (INPUT)
L
1
DD
V
GND
L
GND
DD
includes fixture and stray capacitance.
includes fixture and stray
D- OR D+
COMx
ON
C
C
TEST CIRCUIT
COMx
----------------------- -
R
CTRL
COMx
GND
L
R
+
L
r
ON
V
DD
50W
50Ω
R
R
IN
L
V
L
C
OUT
V
March 26, 2008
OUT
V
DD
10pF
FN6663.0
C
L
10pF
C
L