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參數(shù)資料
| 型號： | RF2449 |
| 廠商： | RF MICRO DEVICES INC |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | CDMA/FM LOW NOISE AMPLIFIER/MIXER 900MHZ DOWNCONVERTER |
| 中文描述： | TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT |
| 封裝： | SSOP-24 |
| 文件頁數(shù)： | 2/14頁 |
| 文件大小： | 288K |
| 代理商： | RF2449 |
Preliminary
8-76
RF2449
Rev A4 001016
8
F
Absolute Maximum Ratings
Parameter
Supply Voltage
Input LO and RF Levels
Operating Ambient Temperature
Storage Temperature
Rating
-0.5 to +5.0
+6
-40 to +85
-40 to +150
Unit
V
DC
dBm
°C
°C
Parameter
Specification
Typ.
Unit
Condition
Min.
Max.
Overall
T=25°C, V
CC
=2.75V, RF=880MHz,
LO=990MHz@0dBm, IF = 110MHz,
V
IPSET
<1.0V
RF Frequency Range
LO Frequency Range
IF Frequency Range
LNA - High Gain Mode
Gain
Noise Figure
IIP3
LNA Out to Mixer in Isolation
Current
LNA Bypass
Gain
Noise Figure
IIP3
Current
Mixer - High Gain Mode
Gain
Noise Figure
IIP3
RF to IF Isolation
Current
Mixer - Low Gain Mode
Gain
Noise Figure
IIP3
RF to IF Isolation
Current
Local Oscillator Input
Input Level
LO to IF Isolation
LO to RF Isolation
LO to LNA Input Isolation
869 to 894
760 to 1010
0.1 to 250
MHz
MHz
MHz
14
15
2.3
+6
40
3.5
dB
dB
dBm
dB
mA
2.5
IIP3 is adjustable.
-6.3
6.3
20
0
dB
dB
dBm
mA
3k
balanced load.
12
13
6.5
+3
dB
dB
dBm
dB
mA
7.5
+2
29
IIP3 is adjustable - See Data Plots.
21
3k
balanced load.
3
4
dB
dB
dBm
dB
mA
13
+13
14
+12
35.5
IIP3 is adjustable - See Data Plots.
16
-10
40
40
35
-3
0
dBm
dB
dB
dB
Any gain state.
(LNA Gain High, Mix Gain High)
With -3dB image rejection filter.
3k
balanced IF load.
Single sideband.
Cascade (Mode 1)
Gain
Noise Figure
IIP3
24
25
2.9
-9
27
dB
dB
dBm
-10
Cascade (Mode 2)
(LNA Gain High, Mix Gain Low)
With -3dB image rejection filter.
3k
balanced IF load.
Single sideband.
Gain
Noise Figure
IIP3
16.0
4.7
0
dB
dB
dBm
Caution!
ESD sensitive device.
RF Micro Devices believes the furnished information is correct and accurate
at the time of this printing. However, RF Micro Devices reserves the right to
make changes to its products without notice. RF Micro Devices does not
assume responsibility for the use of the described product(s).
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