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參數(shù)資料
| 型號(hào)： | QS7785CF |
| 廠商： | QSound Labs, Inc. |
| 英文描述： | 3D audio processor IC(3D 音效處理IC) |
| 中文描述： | 3D音頻處理器IC（集成電路三維音效處理） |
| 文件頁(yè)數(shù)： | 6/10頁(yè) |
| 文件大小： | 1083K |
| 代理商： | QS7785CF |
Ref: QS7785R1.DOC
Rev: 1.00
QS7785 Data Sheet -- Preliminary
QSound Labs, Inc.
Date: 06/11/99
Page 6 of 10
QS7785CF/QS7785PF
QSound Multi-Speaker System
Device Specifications - Preliminary Information
Operating Mode:
This chip can be set to desired operating mode by control pins for the parallel interface (P/S pin sets to 1) or control
bits for the serial interface (P/S pin sets to 0). The control pins or bits configurations are shown in the following table.
Control Pins/Bits
MONO
0
0
0
0
1
1
1
1
0
0
1
1
Output Signal
BYP
0
0
0
0
0
0
0
0
1
1
1
1
SUR
0
0
1
1
0
0
1
1
0
1
0
1
SPD
0
1
0
1
0
1
0
1
X
X
X
X
FRout/FLout
Stereo QX
Stereo QX+
Stereo QX
Stereo QX+
Mono
￥
Stereo QX
Mono
￥
Stereo QX+
Mono
￥
Stereo QX
Mono
￥
Stereo QX+
Stereo Bypass
Stereo Bypass
-
Stereo Bypass
SRout/SLout
-
-
Stereo Q1
Stereo Q1
-
-
Mono
￥
Stereo Q1
Mono
￥
Stereo Q1
-
Stereo Bypass
Stereo Bypass
Stereo Q1
Control Pins/Bits
MONO
X
X
Output Signal
Cout
-
(Rin+Lin)/2
BYP
X
X
SUR
X
X
SPD
X
X
CNT
0
1
Control Pins/Bits
SUR
X
X
Output Signal
SRout/SLout
Bass Boost OFF
Bass Boost ON
BYP
X
X
MONO
X
X
SPD
X
X
CNT
X
X
BASS
0
1
FRout/FLout
Bass Boost OFF
Bass Boost ON
Cout
Bass Boost OFF
Bass Boost ON
Control Pins/Bits
SPD
CNT
X
X
X
Output Signal
SRout/SLout
Available
BYP
X
X
X
MONO
X
X
X
SUR
X
X
X
BASS
X
X
X
MUTE
0
1
X
PSAVE
0
0
1
FRout/FLout
Available
-
-
Cout
Available
-
-
X
X
X
-
-
NOTE-1
NOTE-2
NOTE-3
‘_’ indicates NO OUTPUT.
QX+ has higher expansion than QX.
PSAVE = 1 disables chip. Please refer to the electrical specification for its power consumption.
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