an12949a Panasonic Corporation of North America, an12949a Datasheet - Page 10

• Manufacturer Part Number: an12949a
• Description: Audio Power Ic For Note Pc
• Manufacturer: Panasonic Corporation of North America

AN12949A
1. AGC control
2. SPSTBY-ON/OFF control
Control Pin Mode Table
(a) AGC attack time selection
(b) AGC recovery time selection
(c) AGC ON level selection
(d) AGC ON/OFF selection
(SPSTBY1)
Pin voltage
Pin voltage
Pin 47
Pin 42
Pin 44
Pin 34
Pin 46
High
High
High
High
High
High
High
Low
High
Low
Low
Low
Low
Low
Low
Low
Pin voltage
Pin voltage
Pin voltage
AGC ON/OFF
(SPSTBY2)
Attack time
Pin 35
Pin 43
Pin 45
High
High
1 ms
2 ms
High
High
High
High
Low
Low
Low
Low
OFF
Low
Low
ON
Recovery time
SP_STBY
ON / OFF
ON level
9.0 dBV
8.1 dBV
6.8 dBV
6.0 dBV
AGC
1.0 s
2.0 s
4.0 s
8.0 s
OFF
OFF
OFF
ON
SDF00043BEB
Po (RL = 8 Ω)
Output
1.0 W
0.8 W
0.6 W
0.5 W
Po (RL = 4 Ω)
Output
1.9 W
1.5 W
1.2 W
1.0 W
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