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參數(shù)資料
| 型號： | QS7779 |
| 文件頁數(shù)： | 3/7頁 |
| 文件大?。?/td> | 574K |
| 代理商： | QS7779 |
Ref: QS7779R12.DOC
Rev: 1.02
QS7779 Data Sheet -- Preliminary
QSound Labs, Inc.
Date: 03/02/01
Page 3 of 7
QS7779CM/QS7779PM
QSurround Matrix Surround Decoder/Virtualizer
Device Specifications - Preliminary Information
Pin Functions:
Number
Name
I/O
Description
Parallel
QXAC3
QXAC2
QXAC1
RIN
LIN
COUT
CIN
V
REF
IN
V
REF
OUT
V
REF
GND
SPRD
Serial
1
2
3
4
5
6
7
8
9
I
I
I
I
I
Capacitor
Capacitor
Capacitor
Right channel signal input
Left channel signal input
Decoded center signal output
Center signal input for summing to the right and the left signal output
Internally generated reference voltage (V
ANA
/2)
Buffered reference voltage (V
ANA
/2)
Signal reference input
Ground
Enhancement control (H: spread maximum, L: spread minimum)
Serial data shift clock
Bypass control (H: Bypass On, L: Enhance process On)
Serial data input (also ACK data output for I
2
C of QS7779CM)
Interface mode control (H: parallel I/O, L: serial I/O)
Digital power supply
Output mute control (H: mute on, L: mute off)
Serial data strobe (Not applicable to I
2
C of QS7779CM)
Left signal output
Right signal output
Capacitor
Capacitor
Capacitor
Capacitor
Analog power supply
Capacitor
O
I
O
O
I
O
I
I
I
I/O
I
-
I
I
O
O
I
I
I
I
-
I
10
11
12
SCL
BYP
13
SDA
14
15
16
P/S
V
DIG
MUTE
STRB
17
18
19
20
21
22
23
24
LOUT
ROUT
QXBC4
QXBC3
QXBC2
QXBC1
V
ANA
QXAC4
相關PDF資料 |
PDF描述 |
|---|---|
| QS7785CF | 3D audio processor IC(3D 音效處理IC) |
| QS7785PF | 3D 2/4-Channel Stereo Surround Synthesizer |
| QS7785 | 3D 2/4-Channel Stereo Surround Synthesizer |
| QS7785CF | 3D 2/4-Channel Stereo Surround Synthesizer |
| QSA156 | OPTOLOGIC⑩ |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| QS7779CM | 制造商:NPC 制造商全稱:Nippon Precision Circuits Inc 功能描述:3D Stereo Enhancement and 3D Virtual Stereo Surround with Dolby Pro Logic and Mixed DVD (AC-3) Decoder |
| QS7779PM | 制造商:NPC 制造商全稱:Nippon Precision Circuits Inc 功能描述:3D Stereo Enhancement and 3D Virtual Stereo Surround with Dolby Pro Logic and Mixed DVD (AC-3) Decoder |
| QS7785 | 制造商:NPC 制造商全稱:Nippon Precision Circuits Inc 功能描述:3D 2/4-Channel Stereo Surround Synthesizer |
| QS7785CF | 制造商:NPC 制造商全稱:Nippon Precision Circuits Inc 功能描述:3D 2/4-Channel Stereo Surround Synthesizer |
| QS7785P/C | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:3D 2/4-Channel Stereo Surround Synthesizer |
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