Harman Kardon AVR 101 Service Manual ▷ View online
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Harman Kardon
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2
FN6819.1
February 4, 2010
Pin Configurations
ISL54220
(10 LD 3.0X3.0 TDFN)
TOP VIEW
ISL54220
(10 LD MSOP)
TOP VIEW
ISL54220
(10 LD 1.8X1.4 μTQFN)
TOP VIEW
NOTE:
1. Switches Shown for SEL = Logic “1” and OE = Logic “0”.
SEL
HSD1+
D+
HSD2+
HSD1-
GND
1
2
3
4
5
10
9
8
7
6 D-
HSD2-
VDD
OE
LOGIC
CONTROL
PD
SEL
HSD1+
D+
HSD2+
HSD1-
GND
1
2
3
4
5
10
9
8
7
6 D-
HSD2-
VDD
OE
LOGIC
CONTROL
8
10
D-
OE
D+
VDD 9
7
2
3
4
GND
HSD1+ HSD2+
5
SEL
LOGIC
CO
N
T
R
O
L
1
6
HSD1- HSD2-
Truth Table
OE
SEL
HSD1-, HSD1+
HSD2-, HSD2+
0
0
ON
OFF
0
1
OFF
ON
1
X
OFF
OFF
Logic “0” when d 0.5V, Logic “1” when t 1.4V with a 2.7V to
3.6V Supply.
3.6V Supply.
Pin Descriptions
TDFN
MSOP μTQFN NAME
FUNCTION
10
10
9
VDD
Power Supply (2.7V to
5.5V)
5.5V)
1
1
10
SEL
Select Logic Control
Input
Input
2
2
1
HSD1+ USB Data Port (Channel
1 Positive Input)
3
3
2
HSD2+ USB Data Port (Channel
2 Positive Input)
4
4
3
D+
USB Data Common
Positive Port
Positive Port
5
5
4
GND
Ground Connection
6
6
5
D-
USB Data Common
Negative Port
Negative Port
7
7
6
HSD2- USB Data Port (Channel
2 Negative Input)
8
8
7
HSD1- USB Data Port (Channel
1 Negative Input)
9
9
8
OE
Bus Switch Enable
PD
-
-
PD
Thermal Pad. Tie to
Ground or Float
Ground or Float
ISL54220
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