參數(shù)資料
型號(hào)： 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)： 3/11頁
文件大?。?/td> 164K
代理商： QS7777
QS7777PF/CF
NIPPON PRECISION CIRCUITS—3
PIN DESCRIPTION
Number
Name
I/O
Description
Parallel
Serial
1
2
3
4
5
6
VREFOUT
VREFIN
MSC3
MSC2
MSC1
GND
O
I
I
I
I
–
I
I
I
V
V
Mono/stereo conversion filter capacitor 3
Mono/stereo conversion filter capacitor 2
Mono/stereo conversion filter capacitor 1
Ground
Power save control (HIGH: power save on, LOW: power save off)
Serial data strobe (not used on I
Mute signal control (HIGH: mute on, LOW: mute off)
Serial data shift clock input (QS7777CF: CMOS input, no protection diode connected
between this pin and VDD)
Enhancement control (HIGH: maximum spread, LOW: minimum spread)
Serial data input (and ACK signal output for I
open-drain pin, no protection diode connected between this pin and VDD).
Center speaker control (HIGH: actual center, LOW: virtual center)
Rear speaker control (HIGH: actual rear, LOW: virtual rear)
Mono-to-stereo convert select (HIGH: ON, LOW: OFF)
Bypass/QSurround select control (HIGH: bypass, LOW: QSurround)
Interface method select (HIGH: parallel input, LOW: serial input)
4.5 to 5.5V DC digital supply
Rear right-channel signal output
Rear left-channel signal output
Center signal output
Front right-channel signal output
Front left-channel signal output
QExpander filter A capacitor 1
QExpander filter A capacitor 2
QExpander filter A capacitor 3
QExpander filter A capacitor 4
QExpander filter B capacitor 5
QExpander filter B capacitor 1
QExpander filter B capacitor 2
QExpander filter B capacitor 3
QExpander filter B capacitor 4
QExpander filter B capacitor 5
5 to 13V DC analog supply
QExpander filter C capacitor 1
QExpander filter C capacitor 2
QExpander filter C capacitor 3
QExpander filter C capacitor 4
QExpander filter D capacitor 1
QExpander filter D capacitor 2
QExpander filter D capacitor 3
QExpander filter D capacitor 4
Front left-channel signal input
Front right-channel signal input
Center-channel signal input
Sub-woofer signal input
Rear left-channel signal input
Rear right-channel signal input
Mono/stereo conversion filter capacitor 4
Mono/stereo conversion filter capacitor 5
Mono/stereo conversion filter capacitor 6
CC
/2 reference voltage output
/2 reference voltage input (biased internally to V
CC
CC
/2)
7
PSAVE
–
MUTE
–
STRB
–
2
C bus device QS7777CF)
8
–
SCL
I
9
SPREAD
–
I
–
SDA
I/O
2
C bus device QS7777CF: n-channel
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
AC
AR
MO
BYP
P/S
VDD
RROUT
RLOUT
COUT
FROUT
FLOUT
QXAC1
QXAC2
QXAC3
QXAC4
QXAC5
QXBC1
QXBC2
QXBC3
QXBC4
QXBC5
VCC
QXCC1
QXCC2
QXCC3
QXCC4
QXDC1
QXDC2
QXDC3
QXDC4
FLIN
FRIN
CIN
SUBIN
RLIN
RRIN
MSC4
MSC5
MSC6
I
I
I
I
I
–
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
–
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
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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