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參數(shù)資料
| 型號： | QS7777 |
| 廠商： | Seiko NPC Corporation |
| 英文描述： | QSurround 3D Virtual Audio Processor for Dolby AC-3 and ProLogic |
| 中文描述： | QSurround三維虛擬音頻處理器為杜比AC - 3和ProLogic |
| 文件頁數(shù)： | 6/11頁 |
| 文件大?。?/td> | 164K |
| 代理商： | QS7777 |
QS7777PF/CF
NIPPON PRECISION CIRCUITS—6
Serial Interface Timing
3-wire (QS7777PF) timing
I
2
C 2-wire (QS7777CF) timing
RIN to FOUT gain
G
RF
SPREAD = HIGH, BYP = LOW, AR =
LOW, f = 1kHz, RLIN to FLOUT, RRIN to
FROUT
8
10
12
dB
RIN to FOUT crosstalk gain
G
RXF
SPREAD = HIGH, BYP = LOW, AR =
LOW, f = 1kHz, RLIN to FROUT, RRIN to
FLOUT
8.5
10.5
12.5
dB
SCL clock pulse period
t
0
QS7777PF
100
–
–
ns
SCL clock HIGH-level pulsewidth
t
1
QS7777PF
40
–
–
ns
SCL clock LOW-level pulsewidth
t
2
QS7777PF
40
–
–
ns
SDA setup time
t
3
QS7777PF
15
–
–
ns
SDA hold time
t
4
QS7777PF
30
–
–
ns
STRB setup time
t
5
QS7777PF
50
–
–
ns
STRB clock pulsewidth
t
6
QS7777PF
100
–
–
ns
STRB hold time
t
7
QS7777PF
50
–
–
ns
SCL hold time
t
HD;STA
t
SU;STO
t
HD;DAT
t
SU;DAT
t
HIGH
t
LOW
t
QS7777CF (I
2
C)
4.0
–
–
μs
SCL setup time
QS7777CF (I
2
C)
4.0
–
–
μs
SDA hold time
QS7777CF (I
2
C)
5.0
–
–
μs
SDA setup time
QS7777CF (I
2
C)
250
–
–
ns
SCL clock HIGH-level pulsewidth
QS7777CF (I
2
C)
4.0
–
–
μs
SCL clock LOW-level pulsewidth
QS7777CF (I
2
C)
4.7
–
–
μs
SCL rise time
r
QS7777CF (I
QS7777CF (I
2
C)
2
C)
–
–
1000
ns
SCL fall time
t
f
–
–
300
ns
AD6:0 represents the QS7777CF I
2
C slave address 0011110.
Parameter
Symbol
Condition
Rating
Unit
min
typ
max
SCL
X
MO
AR
AC
STRB
SDA
3
t
4
t
1
t
7
t
6
t
0
t
2
t
SPRD
AREA
PSAVE
5
t
BYP
MUTE
SCL
BYP
AR
SDA
AC
AD0
AD6
f
t
r
t
MO
HIGH
t
LOW
t
SPRD
AREA
PSAVE
MUTE
HD;STA
t
SU;DAT
t
HD;DAT
t
SU;STO
t
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| QS7777CF | QSurround 3D Virtual Audio Processor for Dolby AC-3 and ProLogic |
| QS7777PF | QSurround 3D Virtual Audio Processor for Dolby AC-3 and ProLogic |
| QS7779PM | 3D Stereo Enhancement and 3D Virtual Stereo Surround with Dolby Pro Logic and Mixed DVD (AC-3) Decoder |
| QS7779CM | 3D Stereo Enhancement and 3D Virtual Stereo Surround with Dolby Pro Logic and Mixed DVD (AC-3) Decoder |
| QS7779 | |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| QS7777CF | 制造商:NPC 制造商全稱:Nippon Precision Circuits Inc 功能描述:QSurround 3D Virtual Audio Processor for Dolby AC-3 and ProLogic |
| QS7777PF | 制造商:NPC 制造商全稱:Nippon Precision Circuits Inc 功能描述:QSurround 3D Virtual Audio Processor for Dolby AC-3 and ProLogic |
| QS7777PF(PS8888PF) | 制造商:P&S 功能描述:Virtual surround audio processing chip |
| QS7779 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
| 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 |
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