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LC07424LP датащи(PDF) 25 Page - Sanyo Semicon Device

номер детали LC07424LP
подробное описание детали  CMOS IC Audio CODEC with Video Driver
PDF  32 Pages
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производитель  SANYO [Sanyo Semicon Device]
домашняя страница  https://www.sanyo-av.com/us/
Logo SANYO - Sanyo Semicon Device

LC07424LP датащи(HTML) 25 Page - Sanyo Semicon Device

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LC07424LP
Speaker amplifier circuits
SP_GAIN
: SPeaker evr GAIN
SP_ZCD
: SPeaker Zero Cross Detect
SP_ZCDTM
: SPeaker Zero Cross Detect TiMe out
SP_SOFTSW
: SPeaker SOFT SWitch
SP_SSC
: SPeaker Soft Switch time Control
ADRS
Bit
Name
Init
Description
0Ch
[5:0]
SP_GAIN
00b
Gain setting for the speaker amplifier circuit and EVR circuit
See Table 8.4.
No.A1619-25/32
[5]
SP_ZCD
1b
Speaker amplifier circuit. Gain change in the zero cross timing.
1: Gain changed in the zero cross timing
0: Gain changed without waiting for the zero cross timing
0Eh
[4:3]
SP_ZCDTM
01b
Speaker amplifier circuit. Time setting at zero cross timeout
11:1024 (1 / fs) 10: 512 (1 / fs) 01: 256 (1 / fs) 00: 128 (1 / fs)
[2]
SP_SOFTSW
1b
Speaker amplifier circuit. Soft switch function setting
1:ON 0:OFF
[1:0]
SP_SSC
11b
Speaker amplifier circuit. Time setting when soft switch operates
11: 200ms 10: 100ms 01: 50ms 00: 10ms
[SP_GAIN]
gain (dB)
[SP_GAIN]
gain(dB)
[SP_GAIN]
gain (dB)
[SP_GAIN]
gain (dB)
3Fh
0.0
2Fh
-2.2
1Fh
-8.4
0Fh
-24.6
3Eh
-0.1
2Eh
-2.4
1Eh
-9.2
0Eh
-26.2
3Dh
-0.2
2Dh
-2.6
1Dh
-10.0
0Dh
-28.0
3Ch
-0.3
2Ch
-2.7
1Ch
-10.7
0Ch
-30.4
3Bh
-0.4
2Bh
-2.9
1Bh
-11.5
0Bh
-32.4
3Ah
-0.5
2Ah
-3.3
1Ah
-12.1
0Ah
-35.0
39h
-0.6
29h
-3.6
19h
-12.9
09h
-37.5
38h
-0.7
28h
-3.9
18h
-13.8
08h
-39.7
37h
-0.8
27h
-4.1
17h
-14.9
07h
-42.6
36h
-0.9
26h
-4.4
16h
-15.7
06h
-45.8
35h
-1.0
25h
-5.0
15h
-16.8
05h
-48.7
34h
-1.2
24h
-5.4
14h
-17.8
04h
-51.8
33h
-1.4
23h
-6.0
13h
-18.8
03h
-54.7
32h
-1.6
22h
-6.5
12h
-19.7
02h
-57.8
31h
-1.8
21h
-6.9
11h
-21.3
01h
-60.8
30h
-2.0
20h
-7.6
10h
-22.8
00h
-65.2
Table 8.4. Speaker EVR circuit gain setting (TYP value)



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