ISL54228 INTERSIL [Intersil Corporation], ISL54228 Datasheet - Page 2

• Manufacturer Part Number: ISL54228
• Description: High-Speed USB 2.0 (480Mbps) DPST Switch with Overvoltage Protection (OVP)
• Manufacturer: INTERSIL [Intersil Corporation]

Pin Configurations
NOTE: Switches Shown for OE = Logic “0”.
Pin Descriptions
Truth Table
NOTE: Logic “0” when ≤ 0.5V, Logic “1” when ≥ 1.4V with a 2.7V to 3.6V Supply.
SIGNAL AT COM PINS
µTQFN
Overvoltage Range
Overvoltage Range
Overvoltage Range
Overvoltage Range
4
5
6
7
8
1
2
3
-
D-
0V to 3.6V
0V to 3.6V
0V to 3.6V
0V to 3.6V
4MΩ
1
(8 LD 1.2x1.4 µTQFN)
TDFN
ISL54228
TOP VIEW
LOGIC
PD
OVP
1
2
3
4
5
6
7
8
INPUT
2
PIN NAME
4MΩ
COM+
COM-
GND
VDD
D+
OE
PD
D-
LP
LP
5 D+
0
0
1
1
0
0
1
1
Low Power Input
USB Data Port
USB Data Port
Ground Connection
USB Data Port
USB Data Port
Switch Enable
Power Supply
Thermal Pad. Tie to Ground or Float
ISL54228
ISL54228
OE
0
1
0
1
0
1
0
1
D-, D+
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
COM+
GND
D+
LP 1
2
3
4
DESCRIPTION
Normal
Normal
Low Power
Normal
OVP
OVP
Neg OVP
Limited Positive OVP
No Persistence Checking
Low Power
OVP
PD
(8 LD 2x2 TDFN)
4MΩ
OUTPUT
ISL54228
TOP VIEW
OVP
LOGIC
STATE
4MΩ
8
7
6
5
July 29, 2010
VDD
OE
D-
COM-
FN7628.0