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)： 5/11頁
文件大?。?/td> 164K
代理商： QS7777
QS7777PF/CF
NIPPON PRECISION CIRCUITS—5
Noise and THD Characteristics
V
CC
= 9V, V
DD
= 5V, T
a
= 25
°
C
AC Characteristics
V
CC
= 9V, V
DD
= 5V, T
a
= 25
°
C
Parameter
Symbol
Condition
Rating
Unit
min
typ
max
Bypass noise voltage
N
BYP
BYP = AR = AC = HIGH, MO = SPREAD =
LOW, “A”-wgt, FLOUT, RLOUT, FROUT,
RROUT, COUT
–
11
22
μV
RMS
QSurround noise voltage (front)
N
QSF
BYP = MO = SPREAD = LOW, AR = AC =
HIGH, “A”-wgt, FLOUT, FROUT
–
16
32
μV
RMS
QSurround noise voltage (rear)
N
QS R
BYP = MO = SPREAD = LOW, AR = AC =
HIGH, “A”-wgt, RLOUT, RROUT
–
14
28
μV
RMS
QSurround mono total harmonic
distortion (front)
THD
F
MO = HIGH, all other excluding MO =
LOW, all inputs 1V
RMS
FLOUT
, f = 1kHz, FROUT,
–
–
0.1
%
QSurround mono total harmonic
distortion (rear)
THD
R
MO = AR = AC = HIGH, BYP = SPREAD =
AE = LOW, all inputs 1V
RROUT, RLOUT, COUT
RMS
, f = 1kHz,
–
–
0.1
%
Parameter
Symbol
Condition
Rating
Unit
min
typ
max
Front maximum input voltage 1
V
FIN1
FLIN = FRIN, RLIN = RRIN = CIN = SUBIN
= 0V, BYP = LOW, f = 1kHz
1.4
–
–
V
RMS
Front maximum input voltage 2
V
FIN2
FLIN =
SUBIN = 0V, BYP = LOW, f = 1kHz
FRIN, RLIN = RRIN = CIN =
0.5
–
–
V
RMS
Rear maximum input voltage 1
V
RIN1
RLIN = RRIN, FLIN = FRIN = CIN = SUBIN
= 0V, BYP = LOW, AR = LOW, f = 1kHz
1.4
–
–
V
RMS
Rear maximum input voltage 2
V
RIN2
RLIN =
SUBIN = 0V, BYP = LOW, AR = LOW,
f = 1kHz
RRIN, FLIN = FRIN = CIN =
0.3
–
–
V
RMS
Center maximum input voltage
V
CIN
FLIN = FRIN = RLIN = RRIN = SUBIN =
0V, BYP = LOW, AC = LOW, f = 1kHz
1.7
–
–
V
RMS
Sub-woofer maximum input voltage
V
SUBIN
FLIN = FRIN = RLIN = RRIN = CIN = 0V,
f = 1kHz
2.2
–
–
V
RMS
FIN to FOUT bypass gain
G
FFBYP
BYP = HIGH, f = 1kHz, FLIN to FLOUT,
FRIN to FROUT
2
0
2
dB
RIN to ROUT bypass gain
G
RRBYP
BYP = HIGH, AR = HIGH, f = 1kHz,
RLIN to RLOUT, RRIN to RROUT
2
0
2
dB
RIN to FOUT bypass gain
G
RFBYP
BYP = HIGH, AR = LOW, f = 1kHz,
RLIN to FLOUT, RRIN to FROUT
2
0
2
dB
CIN to COUT gain
G
CC
AC = HIGH, f = 1kHz, CIN to COUT
2
0
2
dB
CIN to FOUT gain
G
CF
AC = LOW, f = 1kHz, CIN to FLOUT,
CIN to FROUT
2.8
0.8
1.2
dB
SUBIN to FOUT gain
G
SUBF
f = 1kHz, SUBIN to FLOUT, SUBIN to
FROUT
8
6
4
dB
FIN to FOUT gain
G
FF
SPREAD = HIGH, BYP = LOW, f = 1kHz,
FLIN to FLOUT, FRIN to FROUT
5.7
7.5
9.5
dB
FIN to FOUT crosstalk gain
G
FXF
SPREAD = HIGH, BYP = LOW, f = 1kHz,
FLIN to FROUT, FRIN to FLOUT
3.7
5.7
7.7
dB
RIN to ROUT gain
G
RR
BYP = LOW, AR = HIGH, f = 1kHz,
RLIN to RLOUT, RRIN to RROUT
2.7
4.7
6.7
dB
RIN to ROUT crosstalk gain
G
RXR
BYP = LOW, AR = HIGH, f = 1kHz,
RLIN to RROUT, RRIN to RLOUT
1.2
0.8
2.8
dB
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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