ISL54227IRTZ Intersil, ISL54227IRTZ Datasheet - Page 8

• Manufacturer Part Number: ISL54227IRTZ
• Description: IC USB SWITCH DUAL DPST 10TDFN
• Manufacturer: Intersil

Specifications of ISL54227IRTZ

• Function: Switch
• Circuit: 2 x SPST - NO
• On-state Resistance: 17 Ohm
• Voltage Supply Source: Single Supply
• Voltage - Supply, Single/dual (±): 2.7 V ~ 5.25 V
• Current - Supply: 45µA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-WFDFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Test Circuits and Waveforms
Application Block Diagram
OUT+
DIN+
DIN-
OUT-
FIGURE 5A. MEASUREMENT POINTS
D-
D+
GND
V
90%
10%
90%
10%
BUS
t
t
t
fi
ri
f0
t
50%
50%
ro
50%
COM+
COM-
8
50%
90%
10%
ISL54227
t
10%
90%
skew_i
t
OVP
DET
skew_o
>1MΩ
VDD
3.3V
3.6V
500Ω
GND
CONTROL
LOGIC
FIGURE 5. SKEW TEST
4MΩ
ISL54227
(Continued)
ALM
INT
4MΩ
D+
OE
LP
D-
|tro - tri| Delay Due to Switch for Rising Input and Rising Output Signals.
|tfo - tfi| Delay Due to Switch for Falling Input and Falling Output Signals.
|tskew_0| Change in Skew through the Switch for Output Signals.
|tskew_i| Change in Skew through the Switch for Input Signals.
DIN+
DIN-
V
DD
15.8Ω
15.8Ω
143Ω
143Ω
FIGURE 5B. TEST CIRCUIT
PORTABLE MEDIA DEVICE
COM-
COM+
OE
µCONTROLLER
TRANSCEIVER
HIGH-SPEED
FULL-SPEED
V
GND
DD
USB
OR
C
D+
D-
C
C
L
L
July 2, 2010
FN7593.0
OUT+
OUT-
45Ω
45Ω