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參數(shù)資料
| 型號： | RF2488 |
| 廠商： | RF MICRO DEVICES INC |
| 元件分類： | 衰減器 |
| 英文描述： | MULTI-MODE DUAL-BAND LNA MIXER |
| 中文描述： | RF/MICROWAVE DOWN CONVERTER |
| 文件頁數(shù)： | 3/22頁 |
| 文件大?。?/td> | 483K |
| 代理商： | RF2488 |
Preliminary
8-125
RF2488
Rev A0 010905
8
F
Parameter
Specification
Typ.
Unit
Condition
Min.
Max.
Low Band Cascaded
Electrical Specification
Gain
T
AMB
=25°C, V
CC
=3V, IF=135MHz.
Assumes 3dB loss for image filter.
High Gain, GAIN SEL=High
Low Gain, GAIN SEL=Low
24
-4
26
-2
28
0
+1.0
dB
dB
dB
Gain Variations versus
Temperature
Noise Figure
2.1
22
-8
18
2.5
24
dB
dB
dBm
dBm
dB
dB
dB
dB
dB
dB
dB
dB
dB
mA
mA
High Gain, GAIN SEL=High
Low Gain, GAIN SEL=Low
High Gain, GAIN SEL=High
Low Gain, GAIN SEL=Low
LNA Input-External Match, GAIN SEL=High
LNA Input-External Match, GAIN SEL=Low
Mixer RF Input
Mixer LO Input
LO IN to LNA IN, GAIN SEL=High
LO IN to LNA IN, GAIN SEL=Low
LNA Out to Mixer RF In
LO In to IF Out
Mixer RF In to IF Out
Mixer “ON”
High Gain, GAIN SEL=High
Low Gain, GAIN SEL=Low
T
AMB
=25°C, V
CC
=3V
Frequency=1930MHz to 1990MHz
High Gain, GAIN SEL=High
Low Gain, GAIN SEL=Low
-40°C to 85°C
Input 3rd Order Intercept
-10
16
10
10
10
10
50
35
40
Return Loss
Isolation
45
>50
>40
500
16
13
IF Output Impedance
Supply Current
18
15
Low Noise Amplifier
High Band
Gain
16
-8
17
-6
18
-4
+1.0
dB
dB
dB
Gain Variations versus
Temperature
Noise Figure
1.6
8
2
18
1.7
11
dB
dB
dBm
dBm
dB
dB
dB
High Gain, GAIN SEL=High
Low Gain, GAIN SEL=Low
High Gain, GAIN SEL=High
Low Gain, GAIN SEL=Low
LNA Input-External Match, GAIN SEL=High
LNA Input-External Match, GAIN SEL=Low
LNA Output-External Match,
GAIN SEL=High
LNA Output-External Match,
GAIN SEL=Low
High Gain, GAIN SEL=High
Low Gain, GAIN SEL=Low
T
AMB
=25°C, V
CC
=3V, IF=135MHz;
Mixer RF Input Frequency=1930MHz to
1990MHz; LO Output Frequency=2065MHz
to 2125MHz
Input 3rd Order Intercept
0
16
10
10
10
Return Loss
10
dB
Supply Current
6
7
mA
mA
0.3
0.5
Mixer High Band
Conversion Gain
LO Input Level
Noise Figure (SSB)
Input 3rd Order Intercept
Return Loss, Mixer RF Input
LO Input
Terminating Impedance
IF Output
Mixer Supply Current
10
-9
11
-6
10
7
12
0
12
dB
dBm
dB
dBm
dB
dB
5
10
10
500
Mixer “ON”
16
17
mA
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