AD8331ARQZ Analog Devices Inc, AD8331ARQZ Datasheet - Page 11
![IC VGA SINGLE W/PREAMP 20-QSOP](/photos/7/2/70250/rq-20_sml.jpg)
AD8331ARQZ
Manufacturer Part Number
AD8331ARQZ
Description
IC VGA SINGLE W/PREAMP 20-QSOP
Manufacturer
Analog Devices Inc
Series
X-AMP®r
Type
Variable Gain Amplifierr
Datasheet
1.AD8331ARQZ.pdf
(56 pages)
Specifications of AD8331ARQZ
Design Resources
Interfacing the High Frequency AD8331 to AD9215 (CN0096)
Applications
Signal Processing
Mounting Type
Surface Mount
Package / Case
20-QSOP
No. Of Amplifiers
2
Bandwidth
120MHz
Gain Accuracy
2dB
No. Of Channels
1
Supply Voltage Range
4.5V To 5.5V
Amplifier Case Style
QSOP
No. Of Pins
20
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
AD8331-EVALZ - BOARD EVAL FOR AD8331
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AD8331ARQZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Pin No.
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
Mnemonic
GAIN34
CLMP34
HILO
VCM4
VCM3
NC
COM34
VOH4
VOL4
VPS34
VOL3
VOH3
COM34
NC
MODE
COM12
VOH2
VOL2
VPS12
VOL1
VOH1
COM12
VCM2
VCM1
EN34
EN12
CLMP12
GAIN12
VPS1
VIN1
VIP1
LOP1
LON1
NC
LMD1
INH1
COM1
COM2
EPAD
Gain Control Voltage for CH3 and CH4.
Gain Select for Postamp 0 dB or 12 dB.
CH4 Common-Mode Voltage—AC Bypass.
CH3 Common-Mode Voltage—AC Bypass.
Gain Control Slope, Logic Input, 0 = Positive.
CH2 Common-Mode Voltage—AC Bypass.
CH1 Common-Mode Voltage—AC Bypass.
Shared LNA/VGA Enable CH3 and CH4.
Shared LNA/VGA Enable CH1 and CH2.
Output Clamping Level Input CH1 and CH2.
Gain Control Voltage CH1 and CH2.
Description
Output Clamping Level Input for CH3 and CH4.
No Connect.
VGA Ground CH3 and CH4.
CH4 Positive VGA Output.
CH4 Negative VGA Output.
VGA Supply 5 V CH3 and CH4.
CH3 Negative VGA Output.
CH3 Positive VGA Output.
VGA Ground CH3 and CH4.
No Connect.
VGA Ground CH1 and CH2.
CH2 Positive VGA Output.
CH2 Negative VGA Output.
CH2 VGA Supply 5 V CH1 and CH2.
CH1 Negative VGA Output.
CH1 Positive VGA Output.
VGA Ground CH1 and CH2.
CH1 LNA Supply 5 V.
CH1 VGA Negative Input.
CH1 VGA Positive Input.
CH1 LNA Positive Output.
CH1 LNA Feedback Output (for R
Not Connected.
CH 1 LNA Midsupply Pin; Connect a Capacitor for Midsupply HF Bypass.
CH1 LNA Input.
CH1 LNA Ground.
CH2 LNA Ground.
The exposed paddle must be soldered to the PCB ground to ensure proper heat dissipation,
noise, and mechanical strength benefits.
Rev. G | Page 11 of 56
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AD8331/AD8332/AD8334