SSM2000 Просмотр технического описания (PDF) - Analog Devices
Номер в каталоге
Компоненты Описание
Список матч
SSM2000 Datasheet PDF : 16 Pages
| |||
SSM2000–SPECIFICATIONS (VS = +8.5 V, ACOM = VS/2, f = 1 kHz, RL = 100 k⍀, 0 dBu = 0.775 V rms.
TA = +25؇C, Noise Reduction and Adaptive Threshold enabled (Pin 14 at VS/2), unless otherwise noted.)
Parameter
Symbol Conditions
SSM2000
Min Typ Max
Units
AUDIO SIGNAL PATH
Signal-to-Noise Ratio
Headroom
Dynamic Range
Total Harmonic Distortion
Effective Noise Reduction
SNR
HR
THD+N
Input Impedance
Output Impedance, Dynamic
Capacitive Load
Channel Separation
Mute Output
Gain Matching, L & R Channels
Gain Bandwidth
ZIN
ZOUT
GBW
VIN = 0 V, 20 Hz to 20 kHz (Flat)
80
Clip Point, THD = 1%
Clipping to Noise Floor
VIN = 300 mV rms, 2nd & 3rd Harmonics1
20 kHz Bandwidth (Flat)
Downward Expander Section
Dynamic Filter Section
Pins 1 and 2
6
Pins 23 and 24
No Oscillation
f = 1 kHz, VIN = 300 mV rms
VIN = 300 mV rms
VCA at AV = 0 dB
NR Disabled
86
dB
4.5
dBu
91
dB
0.02 0.04 %
15
dB
10
dB
8
kΩ
7
Ω
300
pF
60
dB
–85
dB
±1
dB
37
kHz
DYNAMIC FILTER
Minimum Bandwidth
Maximum Bandwidth
VCA CONTROL PORT
Input Impedance
VCA Voltage Gain Range
Gain Constant
Control Feedthrough
BWMIN VCF C = 0.001 µF
3
BWMAX
37
Pin 7
3.8
AV
VIN = 300 mV rms (Pin 7 = 2.0 V & 0 V) –70
+1
20
22
26
Pin 7
1
10
kHz
kHz
kΩ
dB
mV/dB
mV
POWER SUPPLY
Voltage Range
Supply Current
Power Supply Rejection
VS
ISY
PSRR+
+7.0
18
V
7.5 11
mA
70
dB
VCA, VCF DETECTOR
Input Impedance
RIN
Pins 8 and 10
4.0 5.4 7.0
kΩ
NOTES
1NR in defeat mode.
Specifications subject to change without notice.
0
–10
–20
–30
–40
INPUT
LEVEL
–50
–60
–70
–80
–90
–100
0
–10
–20
–30
–40
–50 OUTPUT
LEVEL
–60
–70
–80
–90
–100
Figure 2. Downward Expander Attenuation Characteristic
(In dBt; 0 dBt = Threshold)
PASSBAND FREQUENCY
RESPONSE ±0.5 dB
fC = 3 kHz TO 37 kHz
AUDIO
SIGNAL
6 dB/OCTAVE SLOPE
MASKED NOISE
FILTERED NOISE
Figure 3. Dynamic Filter Characteristic (For CF = 0.001 µF
Defeat Mode)
–2–
REV. 0
Share Link: 