STA015$013TR STMicroelectronics, STA015$013TR Datasheet - Page 27

• Manufacturer Part Number: STA015$013TR
• Description: IC DECODER AUDIO MPEG2.5 28SOIC
• Manufacturer: STMicroelectronics
• Type: Audio Decoderr

Specifications of STA015$013TR

• Applications: Sound Cards, Players, Recorders
• Voltage - Supply, Digital: 2.4 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Supply, Analog: -
• Other names: 497-3940-2

DLB
Address: 0x47 (71)
Type: R/W
Software Reset: 0xFF
Hardware Reset: 0xFF
DLB register is used to re-direct the Left Channel on the Right, or to mix both the Channels. Default value
is 0x00, corresponding at the maximum attenuation in the re-direction channel.
DRA
Address: 0x48 (72)
Type: R/W
Software Reset: 0X00
Hardware Reset: 0X00
DRA register is used to attenuate the level of audio output at the Right Channel using the butterfly shown
in Fig. 11. When the register is set to255 (0xFF), the maximum attenuation is achieved.
A decimal unit correspond to an attenuation stepof 1 dB.
DLB7
MSB
b7
DRA7
0
0
0
0
MSB
:
b7
0
0
0
0
:
DLB6
b6
0
0
0
1
:
DRA6
b6
0
0
0
1
:
DLB5
b5
0
0
0
1
DRA5
:
b5
0
0
0
1
:
DLB4
b4
DRA4
0
0
0
0
:
b4
0
0
0
0
:
DLB3
DRA3
b3
0
0
0
0
:
b3
0
0
0
0
:
DLB2
DRA2
b2
b2
0
0
0
0
:
0
0
0
0
:
DRA1
DLB1
b1
b1
0
0
1
0
0
0
1
0
:
:
DRA0
DLB0
LSB
LSB
b0
b0
0
1
0
0
0
1
0
0
:
:
OUTPUT ATTENUATION
OUTPUT ATTENUATION
NO ATTENUATION
NO ATTENUATION
Description
Description
-96dB
-96dB
-1dB
-2dB
-1dB
-2dB
:
:
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