lt5527euf-trpbf Linear Technology Corporation, lt5527euf-trpbf Datasheet - Page 8

• Manufacturer Part Number: lt5527euf-trpbf
• Description: 400mhz To 3.7ghz High Signal Level Downconverting Mixer
• Manufacturer: Linear Technology Corporation

LT5527
TEST CIRCUITS
REF DES
C1
C2
C3
REF DES
C1, C3
C2
C6, C7
8
3500MHz Low Side
450MHz High Side
900MHz Low Side
900MHz High Side
RF
APPLICATION
1000pF
1000pF
VALUE
VALUE
2.7pF
4.7pF
1µF
1µF
LO
EXTERNAL MATCHING
FOR LOW FREQUENCY
EXTERNAL MATCHING
EXTERNAL MATCHING
FOR LOW FREQUENCY
EXTERNAL MATCHING
FOR LOW BAND OR
FOR LOW BAND OR
HIGH BAND ONLY
HIGH BAND ONLY
6.8nH
3.9nH
0402
0603
0402
0402
0603
0402
SIZE
SIZE
L4
—
—
LO MATCH
LO ONLY
LO ONLY
Figure 2. Downmixer Test Schematic—Discrete IF Balun Matching (240MHz IF)
Figure 1. Downmixer Test Schematic—Standard IF Matching (240MHz IF)
PART NUMBER
AVX 04025C102JAT
AVX 0603ZD105KAT
AVX 04025A2R7CAT
PART NUMBER
AVX 04025C102JAT
AVX 0603ZD105KAT
AVX 04025A4R7CAT
RF
LO
5.6pF
2.7pF
RF
10pF
LO
C4
—
IN
IN
IN
IN
4.5mm
1.3mm
1.3mm
4.5mm
L (mm)
C5
C4
L (mm)
C5
C4
L
50Ω
RF MATCH
50Ω
Z
L4
Z
L4
O
O
3.9pF
3.9pF
0.5pF
12pF
C5
EN
EN
1
2
3
4
1
2
3
4
NC
NC
RF
NC
NC
NC
RF
NC
NC
EN
NC
EN
16
5
16
5
V
V
LO
CC2
LO
CC2
LT5527
LT5527
6
6
15
15
C1
C1
V
V
REF DES
L4, C4, C5
L1, L2
T1
NC
REF DES
L4, C4, C5
L1, L2
L3
NC
CC1
CC1
14
14
7
7
NC
NC
NC
NC
13
GND
GND
8
GND
GND
13
8
IF –
IF
IF –
IF
+
+
12
11
10
9
12
11
10
9
VALUE
VALUE
100nH
220nH
82nH
4:1
L1
L2
L3
C3
0402
0603
0402
0603
0603
SIZE
SIZE
0.062"
5527 F02
C2
DISCRETE
IF BALUN
L2
0.018"
0.018"
C6
5527 F01
C2
L1
C7
PART NUMBER
See Applications Information
Toko LLQ1608-A82N
M/A-Com ETC4-1-2 (2MHz to 800MHz)
V
GND
PART NUMBER
See Applications Information
Toko LLQ1608-AR10
Toko LLQ1608-AR22
CC
3
2
1
ε
R
•
V
GND
= 4.4
T1
CC
C3
•
4
5
RF
GND
BIAS
GND
IF
240MHz
OUT
IF
240MHz
OUT
5527f