參數(shù)資料
型號(hào)： P95020NQG
廠商： INTEGRATED DEVICE TECHNOLOGY INC
元件分類： 電源管理
英文描述： 2-CHANNEL POWER SUPPLY MANAGEMENT CKT, QCC132
封裝： 10 X 10 MM, 0.85 MM HEIGHT, QFN-132
文件頁數(shù)： 99/169頁
文件大?。?/td> 4297K
代理商： P95020NQG
IDTP95020
Product Datasheet
September 2, 2011 Revision 1.3 Final
35
2011 Integrated Device Technology, Inc.
Class D – ATTEN Register
This is the master attenuation which is applied to all channels.
ATTEN: IC Address = Page-2: 39(0x27), C Address = 0xA227
Table 32. Class D – ATTEN Register
BIT
BIT NAME
DEFAULT SETTING
USER TYPE
VALUE
DESCRIPTION / COMMENTS
[7:0] ATTEN
00h
RW
00h =
0 dB
01h = -0.5 dB
02h = -1.0 db
...
47h = -35.5 dB
48h = -36.0 dB
49h = -36.5 dB
...
FEh = -127 dB
FFh = Hard
Master Mute
Attenuation. Each bit represents
0.5 dB of attenuation to be applied
to the channel. The range will be
from 127 dB to 0 dB.
Class D – VOLUME0/1 Registers
There is one 8-bit Channel Volume Control Register for each channel. Each bit represents 0.5 dB of gain or attenuation to be
applied to the channel. The range is from -91 dB to + 36 dB.
Left Channel (0) = IC Address = Page-2: 40(0x28), C Address = 0xA228
Table 33. Class D – VOLUME0 (Left Channel) Register
BIT
BIT NAME DEFAULT SETTINGS
USER TYPE
VALUE
DESCRIPTION / COMMENTS
[7:0] Volume0
48h
RW
00h = +36.0 dB
01h = +35.5 dB
...
47h = +0.5 dB
48h = +0 dB
49h = -0.5 dB
...
FEh = -91 dB
FFh = Hard Channel Mute
Channel 0 Volume
Right Channel (1) = IC Address = Page-2: 41(0x29), C Address = 0xA229
Table 34. Class D – VOLUME1 (Right Channel) Register
BIT
BIT NAME DEFAULT SETTINGS
USER TYPE
VALUE
DESCRIPTION / COMMENTS
[7:0] Volume1
48h
RW
00h = +36.0 dB
01h = +35.5 dB
...
47h = +0.5 dB
48h = +0 dB
49h = -0.5 dB
...
FEh = -91 dB
FFh = Hard Channel Mute
Channel 1 Volume
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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P95020ZDNQG8 制造商:Integrated Device Technology Inc 功能描述:132-VFQFPN - Tape and Reel
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