Harman Kardon AVR 151S (serv.man2) Service Manual ▷ View online
Harman Kardon
AVR151, AVR151S
Service Manual
Service Manual
Page 49 of 131
Harman Kardon
AVR151, AVR151S
Service Manual
Service Manual
Page 50 of 131
Harman Kardon
AVR151, AVR151S
Service Manual
Service Manual
Page 51 of 131
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 ≤ 0.5V, Logic “1” when ≥ 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
Harman Kardon
AVR151, AVR151S
Service Manual
Service Manual
Page 52 of 131
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