alm-1222 Avago Technologies, alm-1222 Datasheet - Page 4

• Manufacturer Part Number: alm-1222
• Description: 1.8-2.2ghz Low Noise, High Gain, High Linearity Balanced Amplifier Module
• Manufacturer: Avago Technologies

Figure 5. Demo Board Layout Diagram
Recommended PCB material is 10 mils Rogers RO4350.
Suggested component values may vary according to
layout and PCB material.
Demo Board Layout
Demo Board Schematic
Figure 6. Demo Board Schematic Diagram
4
Circuit
Circuit
Symbol
Symbol
C1, C10
C2, C7
C3, C6
C4, C9
C5, C8
50 -Ohms TL
50 -Ohms TL
- -
- -
Module outline
0805
0402
0402
0402
0402
Size
Size
2.2uF ceramic
0.1uF ceramic
0.1uF ceramic
Description
Description
Not used
Not used
1,22
3,4
6
2
5
7
C6
C3
match
match
match
match
Input
Input
Input
Input
RF input 2
RF input 1
21
8
10
8
Interstage
Interstage
Interstage
Interstage
match
match
match
match
Bias
Bias
Bias
Bias
9
20
3
1,2,19,20
10
19
1,2,19,20
C8
C5
Output
Output
Output
Output
match
match
match
match
10
C10
C1
11
11
17,18
16
14,15
12
12
13
Ground
50 -Ohms TL
50 -Ohms TL
- -
- -
20-pin connector
1
RF output 1
RF output 2
Pinout Designation
Vsuppyl
1,2