SM7511 Datasheet, PDF (6/23 Pages) SamHop Microelectronics Corp. – 3W STEREO AUDIO POWER AMPLIFIER WITH ADVANCED DC VOLUME CONTROL

SAMHOP Microelectronics Corp.
3W STEREO AUDIO POWER AMPLIFIER WITH ADVANCED DC VOLUME CONTROL
FUNCTIONAL BLOCK DIAGRAM
RHPIN
RLINEIN
RIN
R
MUX
HP/LINE
SE/BTL
HP/LINE
VOLUME
SEDIFF
SEMAX
FADE
MUX
Control
32-Step
Volume
Control
_
_
+
+
ROUT+
BYP
+
BYP
_
_
+
EN
ROUT-
BYP
SE/BTL
Power
Management
PVDD
PGND
VDD
BYPASS
SHUTDOWN
AGND
LHPIN
LLINEIN
LIN
L
MUX
HP/LINE
_
_
+
+
LOUT+
BYP
+
BYP
_
_
+
EN
LOUT-
BYP
SE/BTL
NOTE: All resistor wipers are adjusted with 32 step volume control.
Page 5
V.1.3 Revised April 02,2007