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RF2464 Schematic ( PDF Datasheet ) - RF Micro Devices

Teilenummer RF2464
Beschreibung VHF Quadrature Modulator
Hersteller RF Micro Devices
Logo RF Micro Devices Logo 




Gesamt 6 Seiten
RF2464 Datasheet, Funktion
www.DataSheet4U.com
RF2464
5 VHF QUADRATURE MODULATOR
Typical Applications
• Digital and Spread-Spectrum Systems
• AM, SSB, DSB Modulation
• GMSK, QPSK, DQPSK, QAM Modulation • Image-Reject Upconverters
• Private Mobile Radio and TETRA systems
Product Description
The RF2464 is a monolithic integrated universal modula-
tion system capable of generating modulated AM, PM, or
compound carriers in the VHF and UHF frequency range.
The IC contains all of the required components to imple-
ment the modulation function including differential amplifi-
ers for the baseband inputs, a 90° hybrid phase splitter,
limiting LO amplifiers, two balanced mixers, a combining
amplifier, and an output RF amplifier which will drive a
50load. Component matching, which can only be
accomplished with monolithic construction, is used to full
advantage to obtain excellent amplitude balance and high
phase accuracy. The unit features low power coDnastuamSph-eet4U.com
tion, single power supply operation and adjustment free
operation with no external parts required to operate the
part as specified.
0.156
0.148
.018
.014
0.347
0.339
0.050
0.252
0.236
8° MAX
0° MIN
0.0500
0.0164
0.010
0.007
0.010
0.004
0.059
0.057
Optimum Technology Matching® Applied
Si BJT
üGaAs HBT
GaAs MESFET
Si Bi-CMOS
SiGe HBT
Si CMOS
Package Style: SOIC-14
Features
• Single 3V to 5V Power Supply
• Low Power and Small Size
VDD2 1
VDD1 2
PD 3
POWER
CONTROL
I SIG 4
14 RF OUT
13 GND2
12 GND
11 GND
• CMOS Compatible Power Down Control
• Excellent Amplitude and Phase Balance
• Low Broadband Noise Floor
• 200MHz to 600MHz Operation
I REF 5
Q REF 6
Q SIG 7
10 GND1
Σ +45°
-45°
9 PHASE
8 LO IN
Ordering Information
RF2464
VHF Quadrature Modulator
RF2464 PCBA Fully Assembled Evaluation Board
5
DataShee
Functional Block Diagram
DataSheet4U.com
Rev B1 010329
DataSheet4 U .com
RF Micro Devices, Inc.
7625 Thorndike Road
Greensboro, NC 27409, USA
Tel (336) 664 1233
Fax (336) 664 0454
http://www.rfmd.com
DataSheet4U.com
5-55






RF2464 Datasheet, Funktion
www.DataSheet4U.com
RF2464
Evaluation Board Layout
2” x 2”
5
et4U.com
DataSheet4U.com
DataSheet4U.com
5-60
DataSheet4 U .com
DataSheet4U.com
Rev B1 010329

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