SKY73021_08 Datasheet, PDF (13/18 Pages) Skyworks Solutions Inc. – 1700 – 2200 MHz High Gain and Linearity Diversity Downconversion Mixer for 2G/3G Base Station Transceiver Applications

DATA SHEET • SKY73021 DOWNCONVERSION MIXER
DB714
R4
C35
0Ω
DNI
L14
470 nH
T2
VCC
L15
470 nH
C29
DNI
C27
C26
C32
C33
33 pF
1 μF
DNI
DNI
VCC
J4
L1
0Ω
VCC
J7
L3
0Ω
L2
1.5 pF
C3
C2
4.7 nH
DNI
C4
C5
DNI
33 pF
L4
1.5 pF
C6
DNI
C7
4.7 nH
R5
DNI
36 35 34 33 32 31 30 29 28
C1
5.6 pF
1
RFA
27
LO2
2
x
NC
26
GND
3
GND
25
GND
4
VCC_LO
24
GND
5
GND
SKY73021
23
LO_SEL
6
VCC_LO
22
GND
7
GND
21
VCC_LO
8
C8 x
NC
5.6 pF
9 _RFB
20
GND
LO1 ¹⁹
10 11 12 13 14 15 16 17 18
VCC
L5
470 nH
VCC
L6
C12
C11
470 nH
DNI
DNI
Notes: Some component labels may be different than the corresponding
component symbol shown here. Component values, however, are
accurate as of the date of this Data Sheet.
The Evaluation Board can be converted to provide a differential
output by removing components T1, T2, R3, and R4.
C13
C14
1 μF
33 pF
C15
T1
DNI
DB714
R3
0Ω
C37
DNI
L8
12 nH
L19
DNI
L17
L16
J9
DNI
DNI
C34
DNI
L13
12 nH
L12
0Ω
J5
C28
15 pF
VCC
R2
DNI
C23
33 pF
L11
J8
0Ω
C24
C25
DNI
DNI
Element Jumper
C22
12 pF
J2
VCC
VCC
C21
33 pF
C17
33 pF
R6
DNI
C16
15 pF
C36
DNI
C20
L10 1 μF
J3
0Ω
C18
C19
DNI
DNI
R1
DNI
VCC
L9
J6
0Ω
L18
DNI
J10
S1161
Figure 38. SKY73021 Evaluation Board Schematic
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
200450E • Skyworks Proprietary and Confidential information • Products and Product Information are Subject to Change Without Notice • May 13, 2008
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