參數(shù)資料
型號: RF2460
廠商: RF MICRO DEVICES INC
元件分類: 無繩電話/電話
英文描述: PCS CDMA LOW NOISE AMPLIFIER/MIXER 1500MHZ TO 2200MHZ DOWNCONVERTER
中文描述: TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT, QCC20
封裝: 4 X 4 MM, ROHS COMPLIANT, QFN-20
文件頁數(shù): 11/20頁
文件大?。?/td> 592K
代理商: RF2460
Preliminary
8-43
RF2460
Rev A7 010912
8
F
Evaluation Board S chematic
US -PCS , IF =210MHz
(Download Bill of Materials from www.rfmd.com.)
ENABLE
R1
82
L2
7.5 nH
J2
LO IN
LNA GAIN
MIX GAIN
C7
4 pF
C6
6 pF
J3
IF OUT
R2
4.7 k
C9
4 pF
L3
110 nH
VCC1
C5
0.1
μ
F
***323 pS electrical delay***
***0.03 dB line loss***
C10
0.1
μ
F
L6
47 nH
J4
MIX IN
***397 pS electrical delay***
***0.26 dB line loss***
R3
9.1 k
R6
18 k
L7
2 nH
J5
LNA OUT
***359 pS electrical delay***
***0.23 dB line loss***
L8
19 nH
R4
510
R5
10
C12
0.1
μ
F
VCC1
C2
0.1
μ
F
J1
LNA IN
***C3 and C4 should be placed as
close as possible to pins 2 and 3***
***390 pS electrical delay***
***0.28 dB line loss***
***439 pS electrical delay***
***0.33 dB line loss***
19
18
17
16
14
13
12
10
9
8
7
5
4
3
2
1
*
*
*
*
20
6
11
15
*Represents "GND".
P2
1
2
3
CON3
P2-3
MIX GAIN
P2-2
LNA GAIN
P2-1
ENABLE
L4
82 nH
C8
3 pF
P1
1
2
3
CON3
GND
P1-1
C1
0.1
μ
F
VCC1
P1-3
C13
0.1
μ
F
VCC2
VCC1
VCC1
L5
1 nH
C3
0.1
μ
F
C4
0.1
μ
F
L1
10 nH
C11
22 pF
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