IDT92HD81B1X5NLGXYCX8 IDT, Integrated Device Technology Inc, IDT92HD81B1X5NLGXYCX8 Datasheet - Page 83
IDT92HD81B1X5NLGXYCX8
Manufacturer Part Number
IDT92HD81B1X5NLGXYCX8
Description
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet
1.IDT92HD81B1X5NLGXYCX8.pdf
(289 pages)
Specifications of IDT92HD81B1X5NLGXYCX8
Lead Free Status / RoHS Status
Compliant
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SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
92HD81
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Field Name
Rsvd1
MaxVol
Reg
Get
Set
7.4.29. AFG (NID = 01h): AnaBTL UA and TA Revisions
Byte 4 (Bits 31:24)
Bits
6:5
Reserved.
4:0
Gain setting for the BTL amplifier (temperature sensing logic will decrement
from here):
00000 = -26.25dB:
00001 = -19.80dB
00010 = -15.80dB
00011 = -12.85dB
00100 = -10.40dB
00101 = -8.27dB
00110 = -6.35dB
00111 = -4.60dB
01000 = -2.90dB
01001 = -1.25dB
01010 = 0.35dB
01011 = 1.98dB
01100 = 3.63dB
01101 = 5.35dB
01110 = 7.19dB
01111 = 9.18dB
10000 = 9.95dB
10001 = 10.75dB
10010 = 11.58dB
10011 = 12.48dB
10100 = 13.43dB
10101 = 14.46dB
10110 = 15.57dB
10111 = 16.79dB
11000-11111 = Not valid
Byte 3 (Bits 23:16)
7F6h
R/W
R
RW
FF400h
Default
0h
17h
83
Byte 2 (Bits 15:8)
7F5h
Reset
N/A (Hard-coded)
POR
92HD81
Byte 1 (Bits 7:0)
7F4h
PC AUDIO
V 0.987 11/09
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