DC1233A - Schematic

5
4
3
2
1
1.1GHz - 4GHz
J2
LO
R1
11
0.1%
*
C1
33pF
C9
33pF
GND 19
GND 20
4 IF-
*
R2
11
0.1%
C4
100pF
11 VCC
10 VCC
VCC
L2
40nH
C5
10pF
TL3
J3
RF
C8
0.7pF
GND 13
6 GND
C11
OPT.
*
*
GND 14
5 GND
9
C2
33pF
C
L3
0
RF 15
VCC
5
TL2
GND 16
8
1
*
C3
1.8pF
GND 18
GND 17
3 IF+
GND
2
J1
IF
TL1
7
4
U1 LT5579IUH
2 GND
25 GND
3
T1
4:1
1 GND
GND 21
C10
OPT.
LO 22
L1
40nH
GND 23
D
GND 24
D
C
GND 12
C6
1nF
C7
1uF
TP1
VCC
3.15V - 3.6V
* NOTE: Component values depend on board version.
B
VERSION
IF FREQ.
RF FREQ.
DC1233A-A
456MHz
3.6GHz
DC1233A-B
456MHz
DC1233A-C
DC1233A-D
C1, C2
C3
C8
33pF
1.8pF
0.7pF
2.6GHz
33pF
2.7pF
240MHz
2.14GHz
82pF
0.45pF
3.9nH
240MHz
1.95GHz
82pF
1pF
4.7nH
L3
1nH
CONTRACT NO.
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
5
4
B
0 Ohm
CUSTOMER NOTICE
A
GND
TP2
3
APPROVALS
DRAWN
DATE
HELEN Z.
10/02/07
SUNNY H.
10/02/07
CHECKED
TECHNOLOGY
TITLE
ENGINEER
Wednesday, January 23, 2008
SIZE
A
LT5579IUH
HIGH LINEARITY ACTIVE MIXER
APPROVED
DESIGNER
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
CAGE CODE
FILENAME:
SCALE:
2
DWG NO
DC1233A-A/B/C/D
SHEET
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REV
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