參數(shù)資料
型號： QX2012
文件頁數(shù)： 5/7頁
文件大?。?/td> 78K
代理商： QX2012
QX2010 QXpander Processor
Device Specifications
Ref: 2010V253.DOC
Rev: 2.53
QX2010 Data Sheet -- Preliminary -- Confidential
QSound Labs, Inc.
Date: 97.01.29
Page 5 of 7
Analog Characteristics
:
(T
A
= +25
°
C, V
CC
= 9.0 VDC)
Parameter
Supply Voltage Range
Power Supply Rejection Ratio
Supply Current
Input Voltage, Analog
Output Voltage, Analog
Output Current, Analog
Load Resistance
Load Capacitance
Input Impedance
Usable Bandwidth
Voltage Gain, QXpanded
Voltage Gain, bypass
Total Harmonic Distortion
Signal-Noise Ratio, QXpander
Signal-Noise Ratio, Bypass
Output Noise Voltage
Channel Balance
Insertion Loss
TC
Sym
V
CC
PSRR
I
CC
V
in
V
OUT
I
OUT
R
L
C
L
R
I
BW
A
V,1
A
V,2
THD
SNR
SNR
V
NOISE
CB
Min
Typ
Max
Unit
VDC
dB
mA
V
RMS
V
RMS
mA
k
pF
k
Hz
dB
dB
%
dB
dB
μ
V
RMS
dB
dB
6.0
44
9.0
50
15
1.0
2.8
10.0
1
20
1.4
2
3
2.0
±
1
5
100
39
21
20
5.0
-0.5
30
20000
4
5
6
7
8
9
10
6.0
0.0
0.3
85
95
55
7.0
+0.5
0.7
80
90
100
+1.0
0.5
-1.0
Test Conditions:
1.
2.
3.
4.
V
CC
= 9V + 200 mV
RMS
,f = 1 kHz, BYP = V
CC
(QXpanded mode).
V
CC
= 9.0 V, BYP = V
CC
(QXpanded mode).
BYP = V
CC
(QXpanded mode), THD = 1%, f = 1 kHz.
BYP = V
CC
(QXpanded mode),
a)
LIN = 1 V
RMS
,1 kHz, RIN=0 V,
b)
RIN= 1 V
RMS
,1 kHz, LIN=0 V.
BYP = GND (Bypass mode), LIN = RIN = 1 V
RMS
,1 kHz.
Total Harmonic Distortion:
a)
THD at LOUT: LIN = 1 V
RMS
, RIN = 0 V, 1 kHz, BYP = V
CC
(QXpanded mode).
b)
THD at ROUT: RIN = 1 V
RMS
, LIN = 0 V, 1 kHz, BYP = V
CC
(QXpanded mode).
BW = 20 ~ 20000 Hz, LOUT = ROUT = 1 V
RMS
, BYP = V
CC
, A curve.(QXpanded mode).
BW = 20 ~ 20000 Hz, LIN = RIN = 1 V
RMS
, BYP = GND, A curve. (Bypass mode).
BW = 20 ~ 20000 Hz, BYP = V
CC
, A curve. (QXpanded mode).
LIN = RIN = 1 V
RMS
, 1 kHz, BYP = GND (Bypass mode).
5.
6.
7.
8.
9.
10.
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