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ISL54225IRTZ Folha de dados(PDF) 2 Page - Intersil Corporation

Nome de Peças ISL54225IRTZ
Descrição Electrónicos  High-Speed USB 2.0 (480Mbps) Multiplexer with Overvoltage Protection (OVP)
PDF  18 Pages
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Fabricante Electrônico  INTERSIL [Intersil Corporation]
Página de início  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

ISL54225IRTZ Folha de dados(HTML) 2 Page - Intersil Corporation

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2
FN7627.0
July 2, 2010
Pin Configuration
ISL54225
(10 LD 1.8X1.4 µTQFN)
TOP VIEW
ISL54225
(10 LD 3X3 TDFN)
TOP VIEW
NOTE:
1. Switches Shown for SEL = Logic “1” and OE = Logic “0”.
8
10
D-
OE
D+
VDD 9
7
2
3
4 GND
HSD2- HSD2+
5
SEL
1
6
HSD1+ HSD1-
OVP
SEL
HSD2-
D+
HSD2+
HSD1+
GND
1
2
3
4
5
10
9
8
7
6 D-
HSD1-
VDD
OE
LOGIC
CONTROL
OVP
PD
Pin Descriptions
µTQFN TDFN
PIN
NAME
DESCRIPTION
1
2
HSD2- USB Data Port Channel 2
2
3
HSD2+ USB Data Port Channel 2
3
4
D+
USB Data COM Port
4
5
GND
Ground Connection
5
6
D-
USB Data COM Port
6
7
HSD1- USB Data Port Channel 1
7
8
HSD1+ USB Data Port Channel 1
89
OE
Bus Switch Enable
9
10
VDD
Power Supply
10
1
SEL
Select Logic Control Input
-
PD
PD
Thermal Pad. Tie to Ground or
Float
Truth Table
OE
SEL
HSD1-,
HSD1+
HSD2-,
HSD2+
STATE
00
ON
OFF
Normal
01
OFF
ON
Normal
1
0
OFF
OFF
Low Power
11
OFF
OFF
Normal
Logic “0” when ≤ 0.5V, Logic “1” when ≥ 1.4V with a 2.7V to
3.6V Supply.
Note: In Low Power mode there is no persistence checking
when in OVP condition.
TABLE 1. USB - OVP POSSIBLE SITUATIONS AND TRIP POINT VOLTAGE
CODEC SUPPLY
SWITCH SUPPLY (VDD)
COMs SHORTED TO
PROTECTED
TRIP POINT
MIN
MAX
2.7V to 3.3V
2.7V to 5.25V
VBUS
Yes
3.63V
3.95V
2.7V to 3.3V
2.7V to 5.25V
-5V
Yes
-0.76V
-0.29V
ISL54225



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