LT5502 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LT5502' PDF : 12 Pages View PDF
LT5502
TYPICAL APPLICATIO
Example: 2.4GHz to 2.5GHz Receiver Application (RX IF = 280MHz)
RX INPUT:
2.4GHz TO
2.5GHz
280MHz IF
SAW BP
FILTER
RX
FRONT END
1st LO,
2.12GHz
TO 2.22GHz
3.3pF 22nF
6
7
120nH
12
LIMITER
1
13
LIMITER
2
MAIN
SYNTHESIZER
3.3pF
LT5502
RSSI 15
0.1µF
2V
100pF
I MIXER
VCC 4,16,17,22
0°
LO
BUFFER
90°
LPF BUFFER
I
1 OUTPUTS
2
Q
24 OUTPUTS
23
BASEBAND
PROCESSOR
A/D
A/D
Q MIXER
LPF BUFFER
f/2
STBY
11
10
EN
3,5,8,9, 18
14,20,21
1nF
19
1nF
1.8pF
30nH
2nd LO,
IF
560MHz
SYNTHESIZER
2.7pF
2.7pF
200Ω
30nH
5502 TA02
12 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408)432-1900 q FAX:(408)434-0507 q www.linear-tech.com
5502f LT/TP 0101 2K • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2001
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