SM7512 データシートの表示（PDF） - Samhop Mircroelectronics
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SM7512 Datasheet PDF : 16 Pages
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SAMHOP Microelectronics Corp.
3W STEREO AUDIO POWER AMPLIFIER WITH ADVANCED DC VOLUME CONTROL
PIN ASSIGNMENTS
PIN DESCRIPTIONS
ROUT-
RPVDD
RLINEIN
VDD
LLINEIN
LPVDD
LOUT-
LPGND
1
16
2
15
3
14
4 Thermal 13
5
Pad 12
6
11
7
10
8
9
RPGND
ROUT+
SE/BTL
VOLUME
GND
BYPASS
SHUTDOWN
LOUT+
SM7512 16PIN
No.
Pin Name
I/O
Function
1
ROUT-
O Right channel negative audio output
2
RPVDD
-
Supply voltage terminal for power stage
3
RLINEIN
I
Right channel line input
4
VDD
-
Supply voltage terminal
5
LLINEIN
I
Left channel line input
6
LPVDD
-
Supply voltage terminal for power stage
7
LOUT-
O Left channel negative audio output
8
LPGND
-
Power ground
9
LOUT+
O Left chanel positive audio output
Places the amplifier in shutdown mode if a TTL logic low is placed
10
SHUTDOWN
I
on this terminal
Tap to voltage divider for internal midsupply bias generator used for
11
BYPASS
I
analog reference
12
GND
-
Analog power supply ground
13
VOLUME
I
Terminal for dc volume control.DC voltage range is 0 to VDD
14
SE/BTL
Output MUX control. When this terminal is high,SE outputs are selected.
I
When this terminal is low, BTL outputs are selected
15
ROUT+
O Right channel positive audio output
16
RPGND
-
Power ground
Page 2
V.1.4 Revised May 28,2007
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