AD8331 Analog Devices, AD8331 Datasheet - Page 3
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AD8331
Manufacturer Part Number
AD8331
Description
Ultralow Noise VGAs with Preamplifier and Programmable RIN
Manufacturer
Analog Devices
Datasheet
1.AD8331.pdf
(32 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AD8331ARQZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
AD8331, AD8332—SPECIFICATIONS
Table 1. T
V
Parameter
LNA CHARACTERISTICS
LNA + VGA CHARACTERISTICS
CM
Gain
Input Voltage Range
Input Resistance
Input Capacitance
Output Impedance
–3 dB Small Signal Bandwidth
Slew Rate
Input Voltage Noise
Input Current Noise
Noise Figure
Harmonic Distortion @ LOP1 or LOP2
Output Short-Circuit Current
–3 dB Small Signal Bandwidth
–3 dB Large Signal Bandwidth
Slew Rate
Input Voltage Noise
Noise Figure
Output-Referred Noise
Output Impedance, Postamplifier
Output Signal Range, Postamplifier
Output Offset Voltage
Output Short-Circuit Current
pin floating, –4.5 dB to +43.5 dB gain (HILO = LO), and differential output voltage, unless otherwise specified.
HD2
HD3
Differential
Active Termination Match
Unterminated
Differential
Common-Mode
Active Termination Match
Unterminated
A
= 25°C, V
S
= 5 V, R
L
= 500 Ω, R
S
Single-Ended Input
to Differential Output
Input to Output (Single-Ended)
R
R
R
R
R
Single-Ended, Either Output
V
R
R
R
R
V
Single-Ended, f = 10 MHz
Pins LON, LOP
V
V
LO Gain
HI Gain
R
R
V
R
f = 10 MHz, Measured
R
f = 5 MHz, Simulated
R
f = 10 MHz, Measured
R
f = 5 MHz, Simulated
V
V
DC to 1 MHz
R
Unclamped, Either Pin
V
Conditions
AC-Coupled
R
f = 10 MHz, LOP Output
= R
FB
FB
FB
FB
FB
OUT
S
FB
FB
S
S
OUT
OUT
OUT
S
FB
GAIN
S
S
S
S
GAIN
GAIN
L
GAIN
= 0 Ω, HI or LO Gain,
= R
= 50 Ω, R
= 0 Ω, HI or LO Gain,
= R
= R
= 50 Ω, R
= 200 Ω, R
≥ 500 Ω,
= 280 Ω
= 412 Ω
= 562 Ω
= 1.13 kΩ
= ∞
= ∞, f = 5 MHz
= ∞, HI or LO Gain, f = 5 MHz
= ∞, f = 5 MHz
= 0.2 V p-p
= 0.5 V p-p,
= 0.2 V p-p
= 2 V p-p
IN
= 1.0 V
= 0.5 V, LO Gain
= 0.5 V, HI Gain
= 0.5 V
IN
IN
IN
= 50 Ω, R
= 50 Ω
= 50 Ω,
= 200 Ω,
FB
FB
FB
= ∞
= ∞,
= ∞,
Rev. C | Page 3 of 32
FB
= 280 Ω, C
SH
= 22 pF, f = 10 MHz, R
Min
–125
–50
CLMP
= ∞, C
V
CM
±275
1200
0.74
0.82
4.15
Typ
100
200
130
650
–56
–70
165
120
110
300
178
–25
± 1.125
2.5
3.7
2.5
2.0
2.5
1.0
4.5
±5
19
13
50
75
13
48
45
6
5
1
L
= 1 pF,
AD8331/AD8332
Max
+100
+50
Unit
pA/√Hz
nV/√Hz
nV/√Hz
nV/√Hz
nV/√Hz
V p-p
MHz
V/µs
MHz
MHz
V/µs
V/µs
dBc
dBc
mA
mA
mV
mV
mV
kΩ
dB
dB
pF
dB
dB
dB
dB
dB
dB
Ω
Ω
Ω
Ω
Ω
Ω
V