AD8348ARU-REEL7 Analog Devices Inc, AD8348ARU-REEL7 Datasheet - Page 2

• Manufacturer Part Number: AD8348ARU-REEL7
• Description: IC QUADRATUR DEMOD 50MHZ 28TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD8348ARU-REEL7

• Rohs Status: RoHS non-compliant
• Function: Demodulator
• Lo Frequency: 100MHz ~ 2GHz
• Rf Frequency: 50MHz ~ 1GHz
• P1db: -22dBm
• Gain: 25.5dB
• Noise Figure: 10.75dB
• Current - Supply: 58mA
• Voltage - Supply: 2.7 V ~ 5.5 V
• Package / Case: 28-TSSOP

AD8348
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 6
Pin Configuration and Function Descriptions............................. 7
Equivalent Circuits ........................................................................... 9
Typical Performance Characteristics ........................................... 11
Theory of Operation ...................................................................... 18
REVISION HISTORY
4/06—Rev. 0 to Rev. A
Updated Format..................................................................Universal
Changes to Specifications ................................................................ 3
Changes to IF Inputs Section ........................................................ 20
Changes to Evaluation Board Section.......................................... 23
Changes to Table 6.......................................................................... 27
Changes to Ordering Guide .......................................................... 28
8/03—Revision 0: Initial Version
ESD Caution.................................................................................. 6
VGA and Demodulator ............................................................. 11
Demodulator Using MXIP and MXIN.................................... 14
Final Baseband Amplifiers ........................................................ 15
VGA/Demodulator and Baseband Amplifier......................... 16
VGA.............................................................................................. 18
Downconversion Mixers ........................................................... 18
Phase Splitter............................................................................... 18
I/Q Baseband Amplifiers........................................................... 18
Rev. A | Page 2 of 28
Applications..................................................................................... 20
Outline Dimensions ....................................................................... 28
Enable........................................................................................... 18
Baseband Offset Cancellation................................................... 18
Basic Connections...................................................................... 20
Power Supply............................................................................... 20
Device Enable ............................................................................. 20
VGA Enable ................................................................................ 20
Gain Control ............................................................................... 20
LO Inputs..................................................................................... 20
IF Inputs ...................................................................................... 20
MX Inputs ................................................................................... 20
Baseband Outputs ...................................................................... 21
Output DC Bias Level ................................................................ 21
Interfacing to Detector for AGC Operation............................... 21
Baseband Filters.......................................................................... 22
LO Generation ............................................................................ 23
Evaluation Board ........................................................................ 23
Ordering Guide .......................................................................... 28