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ISL54004 Datasheet, PDF (2/13 Pages) Intersil Corporation – Integrated Audio Amplifier Systems
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ISL54004
Pinout
ISL54004
(20 LD 4X4 TQFN)
TOP VIEW
20 19 18 17 16
SPK- 1
SPK+ 2
VDD 3
GND 4
HpR 5
15 HO
14 SD
13 NC
12 VDD
11 INL
6 7 8 9 10
Ordering Information
PART
NUMBER
PART
MARKING
TEMP.
RANGE
(°C)
PACKAGE
PKG.
DWG. #
ISL54004IRTZ* 540 04IRTZ -40 to +85 20 Ld 4x4 TQFN L20.4x4A
(Note)
Tape and Reel
(Pb-free)
*Add “-T” suffix for tape and reel. Please refer to TB347 for details on
reel specifications.
NOTE: These Intersil Pb-free plastic packaged products employ
special Pb-free material sets; molding compounds/die attach materials
and 100% matte tin plate PLUS ANNEAL - e3 termination finish, which
is RoHS compliant and compatible with both SnPb and Pb-free
soldering operations. Intersil Pb-free products are MSL classified at
Pb-free peak reflow temperatures that meet or exceed the Pb-free
requirements of IPC/JEDEC J STD-020.
Pin Descriptions
PIN NAME
FUNCTION
3, 6, 12
4, 9, 20
11
17
5
7
2
1
14
8
15
VDD System Power Supply
GND Ground Connection
INL Left Channel Audio Input 1
INR Right Channel Audio Input 1
HpR Headphone Right Ouput
HpL Headphone Left Ouput
SPK+ Positive Speaker Output
SPK- Negative Speaker Output
SD Shutdown, High to disable amplifiers, Low
for normal operation.
HD Headphone Detection, Internally pulled up to
VDD, Low in Mono Mode, High in
Headphone Mode if HO = Low
HO Headphone Override, High in Mono Mode,
Low in Headphone Mode if HD = High
16, 18
10
13, 19
GS_
REF
NC
Gain Select
Common-mode Bias Voltage, By-pass with a
1µF capacitor to GND.
No Connect
ISL54004 Truth Table
SD GS1 GS0 HD HO SPK+/SPK-
HpR
HpL
1 X X XX
Disabled Disabled Disabled
00
00
00
00
00
00
01
01
01
01
01
01
0 0X
INR + INL
-
-
0 10
-
INR
INL
0 11
INR + INL
-
-
1 0 X 1.2 x (INR + INL)
-
-
1 10
-
1.2 x INR 1.2 x INL
1 1 1 1.2 x (INR + INL)
-
-
0 0 X 2 x (INR + INL)
-
-
0 10
-
2 x INR 2 x INL
0 1 1 2 x (INR + INL)
-
-
1 0 X 4 x (INR + INL)
-
-
1 10
-
4 x INR 4 x INL
1 1 1 4 x (INR + INL)
-
-
2
FN6513.2
October 30, 2007
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