AD8331ARQ-REEL Analog Devices Inc, AD8331ARQ-REEL Datasheet - Page 18

• Manufacturer Part Number: AD8331ARQ-REEL
• Description: IC VGA SINGLE W/PREAMP 20-SSOP
• Manufacturer: Analog Devices Inc
• Series: X-AMP®r
• Type: Variable Gain Amplifierr

Specifications of AD8331ARQ-REEL

• Rohs Status: RoHS non-compliant
• Design Resources: Interfacing the High Frequency AD8331 to AD9215 (CN0096)
• Applications: Signal Processing
• Mounting Type: Surface Mount
• Package / Case: 20-QSOP
• For Use With: AD8331-EVALZ - BOARD EVAL FOR AD8331

AD8331/AD8332/AD8334
Figure 44. Large Signal Pulse Response for Various Capacitive Loads,
100
90
10
0
–1
–2
2
1
0
–50
500mV
500mV
200mV
HILO = HI or LO, Top: Input, Bottom: Output Voltage
20mV
Figure 43. Large Signal Pulse Response, G = 30 dB,
G = 30dB
INPUT IS NOT TO SCALE
–40
Figure 45. Pin GAIN Transient Response,
INPUT
Top: V
–30
C
L
= 0 pF, 10 pF, 20 pF, 50 pF
GAIN
–20
, Bottom: Output Voltage
–10
TIME (ns)
0
10
20
400ns
10ns
30
C
C
C
C
L
L
L
L
= 0pF
= 10pF
= 22pF
= 47pF
40
50
Rev. G | Page 18 of 56
Figure 48. LNA Overdrive Recovery, V
Figure 47. Clamp Level Pulse Response for Four Values of R
100
90
10
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
–1
–2
–3
–4
0
4
3
2
1
0
–30
0
200mV
G = 40dB
INPUT
–20
5
–10
V
Figure 46. Clamp Level vs. R
10
GAIN
= 0.27 V VGA Output Shown
0
15
HILO = HI
R
10
CLMP
R
20
CLMP
R
R
CLMP
TIME (ns)
CLMP
= 7.15kΩ
20
R
CLMP
25
= 48.1kΩ
= 2.67kΩ
INH
HILO = LO
(kΩ)
30
= 16.5kΩ
0.05 V p-p to 1 V p-p Burst,
30
40
CLMP
35
50
100ns
40
60
45
70
CLMP
5
80
0