ISL54226 INTERSIL [Intersil Corporation], ISL54226 Datasheet - Page 7

• Manufacturer Part Number: ISL54226
• Description: High-Speed USB 2.0 (480Mbps) DPST Switch with Overvoltage Protection (OVP) and Dedicated Charger Port Detection
• Manufacturer: INTERSIL [Intersil Corporation]

Test Circuits and Waveforms
Repeat test for all switches.
IMPEDANCE
ANALYZER
FIGURE 3. CAPACITANCE TEST CIRCUIT
COMx
Dx
7
GND
Repeat test for all switches.
V
HSDX
V
OE/ALM
DD
r
ON
= V
FIGURE 2. r
C
17mA
0V OR
VDD
1
/17mA
ISL54226
(Continued)
V
1
ON
COMx
Dx
TEST CIRCUIT
Signal direction through switch is reversed, worst case values
are recorded. Repeat test for all switches.
GND
SIGNAL
GENERATOR
ANALYZER
V
DD
OE/ALM
FIGURE 4. CROSSTALK TEST CIRCUIT
C
R
L
VIN
V
DD
OE/ALM
COM+
D-
GND
V
DD
COM-
D+
C
July 29, 2010
50Ω
FN7614.0
NC