ADL5371ACPZ-R7 Analog Devices Inc, ADL5371ACPZ-R7 Datasheet

IC,RF Modulator,LLCC,24PIN,PLASTIC

ADL5371ACPZ-R7

Manufacturer Part Number
ADL5371ACPZ-R7
Description
IC,RF Modulator,LLCC,24PIN,PLASTIC
Manufacturer
Analog Devices Inc
Datasheet

Specifications of ADL5371ACPZ-R7

Design Resources
Interfacing ADL5371 to AD9779A Dual-Channel, 1 GSPS High Speed DAC (CN0017)
Function
Modulator
Lo Frequency
500MHz ~ 1.5GHz
Rf Frequency
500MHz ~ 1.5GHz
P1db
14.4dBm
Noise Floor
-158.6dBm/Hz
Output Power
7.6dBm
Current - Supply
200mA
Voltage - Supply
4.75 V ~ 5.25 V
Test Frequency
900MHz
Package / Case
24-VFQFN, 24-CSP Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
ADL5371ACPZ-R7TR

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ADL5371ACPZ-R7
Manufacturer:
Bussmann
Quantity:
500
Part Number:
ADL5371ACPZ-R7
Manufacturer:
ADI/亚德诺
Quantity:
20 000
FEATURES
Output frequency range: 500 MHz to 1500 MHz
Modulation bandwidth: >500 MHz (3 dB)
1 dB output compression: 14.4 dBm @ 900 MHz
Noise floor: −158.6 dBm/Hz @ 915 MHz
Sideband suppression: −55 dBc @ 900 MHz
Carrier feedthrough: −50 dBm @ 900 MHz
Single supply: 4.75 V to 5.25 V
24-lead LFCSP
APPLICATIONS
Cellular communication systems at 900 MHz
WiMAX/broadband wireless access systems
Cable communication equipment
Satellite modems
GENERAL DESCRIPTION
The ADL5371 is a member of the fixed-gain quadrature modulator
(F-MOD) family designed for use from 500 MHz to 1500 MHz.
Its excellent phase accuracy and amplitude balance enable high
performance intermediate frequency or direct radio frequency
modulation for communication systems.
The ADL5371 provides a >500 MHz, 3 dB baseband bandwidth,
making it ideally suited for use in broadband zero IF or low IF-
to-RF applications and in broadband digital predistortion
transmitters.
Rev. 0
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other
rights of third parties that may result from its use. Specifications subject to change without notice. No
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
CDMA2000/GSM
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
Fax: 781.461.3113
The ADL5371 accepts two differential baseband inputs and
a single-ended local oscillator (LO) and generates a single-
ended output.
The ADL5371 is fabricated using the Analog Devices, Inc.
advanced silicon-germanium bipolar process. It is available in a
24-lead, exposed-paddle, Pb-free, LFCSP. Performance is specified
over a −40°C to +85°C temperature range. A Pb-free evaluation
board is available.
QBBN
QBBP
IBBP
IBBN
LOIN
LOIP
FUNCTIONAL BLOCK DIAGRAM
Quadrature Modulator
500 MHz to 1500 MHz
QUADRATURE
©2007 Analog Devices, Inc. All rights reserved.
SPLITTER
PHASE
Figure 1.
ADL5371
VOUT
www.analog.com

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ADL5371ACPZ-R7 Summary of contents

Page 1

FEATURES Output frequency range: 500 MHz to 1500 MHz Modulation bandwidth: >500 MHz (3 dB output compression: 14.4 dBm @ 900 MHz Noise floor: −158.6 dBm/Hz @ 915 MHz Sideband suppression: −55 dBc @ 900 MHz Carrier feedthrough: ...

Page 2

ADL5371 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 Functional Block Diagram .............................................................. 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications..................................................................................... 3 Absolute Maximum Ratings............................................................ 4 ESD Caution.................................................................................. 4 Pin Configuration and Function Descriptions............................. 5 Typical Performance Characteristics ...

Page 3

SPECIFICATIONS 25° dBm single-ended; baseband I/Q amplitude = 1.4 V p-p differential sine waves in quadrature with a 500 bias; baseband I/Q frequency ( ...

Page 4

ADL5371 ABSOLUTE MAXIMUM RATINGS Table 2. Parameter Supply Voltage VPOS IBBP, IBBN, QBBP, QBBN LOIP and LOIN Internal Power Dissipation θ (Exposed Paddle Soldered Down) JA Maximum Junction Temperature Operating Temperature Range Storage Temperature Range Stresses above those listed under ...

Page 5

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS Table 3. Pin Function Descriptions Pin No. Mnemonic Description 1, 2 COM1 Input Common Pins. Connect to ground plane via a low impedance path COM2 Input Common Pins. Connect to ground plane via ...

Page 6

ADL5371 TYPICAL PERFORMANCE CHARACTERISTICS 25° dBm single-ended; baseband I/Q amplitude = 1.4 V p-p differential sine waves in quadrature with a 500 bias; baseband I/Q frequency (f ...

Page 7

LO FREQUENCY (MHz) Figure 9. Return Loss (S11) of LOIP 0 –10 –20 – –40° +25° –40 ...

Page 8

ADL5371 –20 –30 THIRD-ORDER –40 THIRD-ORDER T = +85° +25°C A –50 –60 SECOND-ORDER T = +25°C A –70 SECOND-ORDER T = +85°C A –80 500 600 700 800 900 1000 1100 1200 1300 1400 1500 LO ...

Page 9

NOISE AT 20MHz OFFSET (dBm/Hz) Figure 21. 20 MHz Offset Noise Floor Distribution at f (I/Q Amplitude = 0 mV p-p with 500 mV dc Bias 915MHz LO = 915 MHz LO ...

Page 10

ADL5371 THEORY OF OPERATION CIRCUIT DESCRIPTION Overview The ADL5371 can be divided into five circuit blocks: the LO interface, the baseband voltage-to-current (V-to-I) converter, the mixers, the differential-to-single-ended (D-to-S) converter, and the bias circuit. A detailed block diagram of the ...

Page 11

BASIC CONNECTIONS Figure 23 shows the basic connections for the ADL5371. QBBP QBBN IBBN IBBP COM1 1 18 COM1 F-MOD VPS1 3 16 VPS1 4 15 VPS1 5 14 VPS1 EXPOSED PADDLE 6 13 C12 0.1µF GND ...

Page 12

ADL5371 OPTIMIZATION The carrier feedthrough and sideband suppression performance of the ADL5371 can be improved by using optimization techniques. Carrier Feedthrough Nulling Carrier feedthrough results from minute dc offsets that occur between each of the differential baseband inputs ...

Page 13

APPLICATIONS INFORMATION DAC MODULATOR INTERFACING The ADL5371 is designed to interface with minimal components to members of the Analog Devices family of DACs. These DACs feature an output current swing from mA, and the interface described in ...

Page 14

ADL5371 Figure 30 shows an example of a third-order elliptical filter with frequency of 3 MHz. Matching input and output impedances makes the filter design easier, so the shunt resistor chosen is 100 Ω, producing an ac ...

Page 15

LO GENERATION USING PLLS Analog Devices has a line of PLLs that can be used for generating the LO signal. Table 4 lists the PLLs together with their maximum frequency and phase noise performance. Table 4. ADI PLL Selection Table ...

Page 16

ADL5371 EVALUATION BOARD Populated RoHS-compliant evaluation boards are available for evaluation of the ADL5371. The ADL5371 package has an exposed paddle on the underside. This exposed paddle must be soldered to the board (see the Power Supply and Grounding section). ...

Page 17

CHARACTERIZATION SETUP AEROFLEX 250kHz TO 6GHz SIGNAL GENERATOR AGILENT 34401A MULTIMETER VPOS +5V AGILENT E3631A POWER SUPPLY 6V – + The primary setup used to characterize the ADL5371 is shown in Figure 36. This setup was used to evaluate the ...

Page 18

ADL5371 TEKTRONIX AFG3252 DUAL FUNCTION ARBITRARY FUNCTION GENERATOR 0° AGILENT E3631A POWER SUPPLY 6V VPOS +5V – +5V VPOS +5V AGILENT E3631A POWER SUPPLY 6V ±25V – COM VCM = 0.5V AGILENT 34401A MULTIMETER Figure 37. ...

Page 19

... OUTLINE DIMENSIONS PIN 1 INDICATOR 1.00 0.85 0.80 SEATING PLANE ORDERING GUIDE Model Temperature Range 1 ADL5371ACPZ-R2 –40°C to +85°C ADL5371ACPZ-R7 1 –40°C to +85°C 1 ADL5371ACPZ-WP –40°C to +85°C 1 ADL5371-EVALZ Pb-free part. 4.00 BSC SQ 0.60 MAX 0.50 BSC TOP 3.75 VIEW BSC SQ 0 ...

Page 20

ADL5371 NOTES ©2007 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D06510-0-1/07(0) T Rev Page ...

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