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AD8338ACPZ-R7 数据表(PDF) 3 Page - Analog Devices

部件名 AD8338ACPZ-R7
功能描述  Low Power, 18 MHz Variable Gain Amplifier
PDF  16 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

AD8338ACPZ-R7 数据表(HTML) 3 Page - Analog Devices

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Data Sheet
AD8338
Rev. 0 | Page 3 of 16
SPECIFICATIONS
AC SPECIFICATIONS
VBAT = 3.0 V, TA = 25°C, CL = 2 pF on OUTP and OUTM, RL = ∞, MODE pin high, RIN = 2 × 500 Ω, VGAIN = 0.6 V, differential operation,
unless otherwise noted.
Table 1.
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
INPUT INTERFACE
Gain Range
Standard configuration using the INPR
and INMR inputs
0
80
dB
Gain Span
80
dB
Input Voltage Range
3
V p-p
Input 1 dB Compression
Differential input, VCM = 1.5 V,
gain = 0.1 V/0 dB
f = 400 kHz
2.2
V p-p
f = 1 MHz
2
V p-p
f = 4 MHz
1.6
V p-p
f = 10 MHz
0.75
V p-p
−3 dB Bandwidth
18
MHz
Gain Accuracy
Standard configuration using the INPR
and INMR inputs; 0.1 V < VGAIN < 1.1 V
−2
+0.5
+2
dB
Input Resistance
Standard configuration using the INPR
and INMR inputs
0.8
1
1.2
kΩ
Input Capacitance
2
pF
OUTPUT INTERFACE
OUTP and OUTM pins
Small Signal Bandwidth
VGAIN = 0.6 V
18
MHz
Peak Slew Rate
VGAIN = 0.6 V
50
V/μs
Peak-to-Peak Output Swing
Differential output
2.8
V p-p
Common-Mode Voltage
1.5
V
Input-Referred Noise Voltage
Standard configuration using the INPR
and INMR inputs
4.5
nV/√Hz
Driving external 47 Ω input resistors
connected to INPD and INMD
1.5
nV/√Hz
Offset Voltage
RTO, VGAIN = 0.1 V, offset null on
−10
+10
mV
RTO, VGAIN = 0.6 V, offset null on
−10
+10
mV
RTO, VGAIN = 0.1 V, offset null off
−50
+50
mV
RTO, VGAIN = 0.6 V, offset null off
−200
+200
mV
POWER SUPPLY
VBAT
3.0
5.0
V
IVBAT
Min gain, VGAIN = 0.1 V
6.0
8.0
mA
Mid gain, VGAIN = 0.6 V
3.0
3.8
mA
Max gain, VGAIN = 1.1 V
4.5
6.0
mA
GAIN CONTROL
Gain Voltage
0.1
1.1
V
Gain Slope
77
80
83
dB/V
12.5
mV/dB
VREF ACCURACY
VREF = 1.5 V
2
%
DETO OUTPUT CURRENT
±10
μA
AGC CONTROL
MODE = 0 V
Maximum Target Amplitude
Expected rms output value for target =
VAGC − VREF = 1.0 V
1.0
V rms



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