ISL54226 INTERSIL [Intersil Corporation], ISL54226 Datasheet - Page 2

• 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]

Pin Configurations
NOTE:
Pin Descriptions
1. Switches Shown for OE/ALM = Logic “0”.
µTQFN TDFN
CODEC SUPPLY
4
5
6
7
8
1
2
3
-
2.7V to 3.3V
2.7V to 3.3V
D-
PD
4MΩ
1
2
3
4
5
6
7
8
1
(8 LD 1.2x1.4 µTQFN)
OE/ALM Switch Enable/Alarm (Open Drain)
NAME
COM+ USB Data Port
COM-
GND
VDD
PIN
LOGIC
INT
D+
PD
D-
ISL54226
TOP VIEW
OVP
Charger Mode Interrupt Output
USB Data Port
Ground Connection
USB Data Port
USB Data Port
Drive Low to Open Switches
Outputs a Low when OTV is
Activated
Power Supply
Thermal Pad. Tie to Ground or
Float
SWITCH SUPPLY (V
2
SYSTEM VOLTAGE CONDITIONS
2.7V to 5.25V
2.7V to 5.25V
DESCRIPTION
TABLE 1. OVP TRIP POINT VOLTAGE
D+
DD
)
ISL54226
COMs SHORTED TO
Truth Table
Logic “0” when ≤0.5V, Logic “1” when ≥1.4V with a 2.7V to
3.6V Supply.
COM Pins Tied
COM Pins Tied
VBUS
SIGNAL AT
Overvoltage
Overvoltage
COM PINS
0V to 3.6V
0V to 3.6V
-5V
Together
Together
Range
Range
COM+
GND
INT
D+
INPUT
1
2
3
4
OE/ALM
PROTECTED
PD
0
1
0
1
0
1
(8 LD 2x2 TDFN)
Yes
Yes
ISL54226
TOP VIEW
OVP
OFF
OFF
OFF
OFF
D-,
D+
ON
ON
LOGIC
High
High
High
High
High
INT
Low
3.62V
-0.6V
MIN
4MΩ
OUTPUT
TRIP POINT
OE/ALM
High
High
Low
Low
Low
Low
8
7
6
5
-0.29V
July 29, 2010
3.95V
MAX
VDD
OE/ALM
D-
COM-
Charger
STATE
Normal
Normal
Normal
FN7614.0
(CP)
OVP
OVP
Port