AD8331 Analog Devices, AD8331 Datasheet - Page 7
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—TYPICAL PERFORMANCE CHARACTERISTICS
T
–4.5 dB to +43.5 dB gain (HILO = LO), and differential signal voltage, unless otherwise specified.
A
= 25°C, V
Figure 3. Gain vs. V
–10
–0.5
–2.0
–1.0
–1.5
–0.5
–1.0
–1.5
–2.0
60
50
40
30
20
10
0.5
2.0
1.5
1.0
Figure 5. Absolute Gain Error vs. V
Figure 4. Absolute Gain Error vs. V
2.0
1.5
1.0
0.5
0
0
0
0
0
0
MODE = LO
S
= 5 V, R
1MHz
0.2
0.2
0 .2
GAIN
–40°C
L
and MODE (MODE Available on AC Package)
= 500 Ω, R
0.4
30MHz
0.4
0.4
HILO = LO
HILO = HI
V
V
GAIN
V GAIN (V)
GAIN
0.6
(V)
70MHz
0.6
GAIN
(V)
GAIN
S
0.6
= R
10MHz
+25°C
at Three Temperatures
at Various Frequencies
IN
= 50 Ω, R
0.8
0.8
0.8
MODE = HI
(AC PACKAGE
ONLY)
+85°C
1.0
FB
1.0
1.0
= 280 Ω, C
1.1
1.1
1.1
Rev. C | Page 7 of 32
SH
= 22 pF, f = 10 MHz, R
–10
–20
25
20
15
10
25
20
15
10
50
40
30
20
10
50
40
30
20
10
5
0
5
0
100k
0
Figure 7. Gain Match Histogram for V
–0.5
0
Figure 8. Frequency Response for Various Values of V
SAMPLE SIZE = 50 UNITS
V
V
GAIN
GAIN
SAMPLE SIZE = 80 UNITS
V
GAIN
–0.4
= 0.2V
= 0.7V
= 0.5V
CHANNEL-TO-CHANNEL GAIN MATCH (dB)
CLMP
–0.3 –0.2
Figure 6. Gain Error Histogram
1M
= ∞, C
V
GAIN
0.8V
0.6V
0.4V
0.2V
0V
FREQUENCY (Hz)
GAIN ERROR (dB)
= 1V
–0.1
L
= 1 pF, V
10M
0
0.1
GAIN
AD8331/AD8332
CM
0.2
= 0.2 V and 0.7 V
= 2.5 V,
100M
0.3
0.4
GAIN
1G
0.5