參數(shù)資料
型號： RF2498
廠商： RF MICRO DEVICES INC
元件分類： 無繩電話/電話
英文描述： TRI-BAND/QUAD-MODE CDMA/GPS LOW NOISE AMPLIFIER/MIXER
中文描述： TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT, PQCC32
封裝： 5 X 5 MM, PLASTIC, QFN-32
文件頁數(shù)： 3/20頁
文件大小： 723K
代理商： RF2498
8-303
RF2498
Rev A3 030711
Parameter
Specification
Typ.
Unit
Condition
Min.
Max.
Cellular Band
JCDMA Band, cont’d
Mixer - FM
LO IN=-4dBm
See note 1 and 2.
Mixer Preamp ON
Mixer Preamp OFF
Mixer Preamp ON
Mixer Preamp OFF
Mixer Preamp ON
Mixer Preamp OFF
Mixer Preamp ON/Mixer/LO Input Amps
Mixer Preamp OFF/Mixer/LO Input Amps
Mixer Preamp ON
Mixer Preamp OFF
High and Low Side LO Injection
See note 3 and 4.
Typical IF frequencies: 85.38MHz,
109.80MHz, 111.85MHz, 183.6MHz
Gain
11.5
1.5
13.0
3.0
7.5
14.0
+3.5
+14.0
18.5
13.5
14.5
4.5
8.5
16.0
dB
dB
dB
dB
dBm
dBm
mA
mA
dB
dB
MHz
Noise Figure
Input IP3
+1.5
+11.0
Current
LO to RF Isolation
36
LO Frequency Range
600
2300
IF Frequency Range
0.1
183.6
400
MHz
Other
LO-IF Isolation
RF-IF Isolation
LNA Out to Mixer In Isolation
LO-LNA In Isolation, Any State
US PCS Band
Korean PCS Band
LNA (On)
Gain
30
40
40
35
dB
dB
dB
dB
Freq=1930MHz to 1990MHz
Freq=1840MHz to 1870MHz
LNA 50
match
IPSET=1
IPSET=0
IPSET=1
IPSET=0
IPSET=1
IPSET=0
IPSET=1
IPSET=0
13.5
13.0
15.5
15.0
1.5
1.4
+12.0
+4.0
6.5
4.5
20
17.5
16.5
1.8
1.7
dB
dB
dB
dB
dBm
dBm
mA
mA
dB
Noise Figure
Input IP3
+8.0
-2.0
Current
Isolation
LNA (Off)
Gain
Noise Figure
Input IP3
Current
Isolation
-6
-4
4
dB
dB
dBm
mA
dB
6
+20.0
+26.0
0
4
Mixer
LO IN=-4dBm
See note 1.
Mixer Preamp ON
Mixer Preamp OFF
Mixer Preamp ON
Mixer Preamp OFF
Mixer Preamp ON
Mixer Preamp OFF
Mixer Preamp ON/Mixer/LO Input Amps
Mixer Preamp OFF/Mixer/LO Input Amps
Mixer Preamp ON
Mixer Preamp OFF
High and Low Side LO Injection
Typical IF frequencies: 183.6MHz,
210.38MHz, 220.38MHz
Gain
12.0
2.5
14.0
4.5
7.0
15
+5.0
+13.0
19.0
14.0
15.5
6.5
8.5
17
dB
dB
dB
dB
dBm
dBm
mA
mA
dB
dB
MHz
MHz
Noise Figure
Input IP3
+1.5
+11.0
Current
LO to RF Isolation
36
30
LO Frequency Range
IF Frequency Range
1600
0.1
2400
400
183.6
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