SSM2118 Просмотр технического описания (PDF) - Analog Devices
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SSM2118 Datasheet PDF : 16 Pages
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SSM1018T/SSM2118T–SPECIFICATIONS
ELECTRICAL SPECIFICATIONS [VS = ±15 V, AV = 0 dB, RL = 100 kΩ, f = 1 kHz, 0 dBu = 0.775 V rms, simple VCA application
circuit with 18 kΩ resistors, –VIN floating, and Class AB gain core bias (RB = 150 kΩ), –40°C < TA < +85°C, unless otherwise noted. Typical
specifications apply at TA = +25°C.]
Parameter
Conditions
Min Typ Max Units
AUDIO PERFORMANCE1
Noise
Headroom
Total Harmonic Distortion plus Noise
VIN = GND, 20 kHz Bandwidth
Clip Point = 1% THD+N
2nd and 3rd Harmonics Only (+25°C to +85°C)
AV = 0 dB, VIN = +10 dBu
AV = +20 dB, VIN = –10 dBu
AV = –20 dB, VIN = +10 dBu2
–95 –93
dBu
+22
dBu
0.006 0.025 %
0.013 0.04 %
0.013 0.04 %
INPUT AMPLIFIER
Bias Current
Offset Voltage
Offset Current
Input Impedance
Common-Mode Range
Gain Bandwidth
Slew Rate
VCM = 0 V
VCM = 0 V
VCM = 0 V
VCA Configuration
VCP Configuration
0.25 1
1
15
10 100
4
± 13
0.7
14
5
µA
mV
nA
MΩ
V
MHz
MHz
V/µs
OUTPUT AMPLIFIER (SSM2018T)
Offset Voltage
Output Voltage Swing
Minimum Load Resistance
VIN = 0 V, VC = +4 V
IOUT = 1.5 mA
Positive
Negative
For Full Output Swing
1.0 15
mV
+10 +13
V
–10 –14
V
9
kΩ
CONTROL PORT
Bias Current
Input Impedance
Gain Constant
Gain Constant Temperature Coefficient
Control Feedthrough
Maximum Attenuation
POWER SUPPLIES
Supply Voltage Range
Supply Current
Power Supply Rejection Ratio
Device Powered in Socket > 60 sec
0 dB to –40 dB Gain Range
VC = +4 V
0.36 1
1
–30
–3500
±1 ±4
100
±5
± 18
11 15
80
µA
MΩ
mV/dB
ppm/°C
mV
dB
V
mA
dB
NOTES
1SSM2118T tested and characterized using OP275 as current-to-voltage converter, see figure next page.
2Guaranteed by characterization data and testing at AV = 0 dB.
Specifications subject to change without notice.
–2–
REV. A
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