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參數(shù)資料
| 型號： | RF2705 |
| 廠商： | RF MICRO DEVICES INC |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | 887664300 |
| 中文描述： | TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT, PQCC24 |
| 封裝： | 4 X 4 MM, PLASTIC, QFN-24 |
| 文件頁數(shù)： | 3/24頁 |
| 文件大小： | 379K |
| 代理商： | RF2705 |
5-115
RF2705
Rev A4 041026
Parameter
Specification
Typ.
Unit
Condition
Min.
Max.
Output Performance with Modulated Baseband Inputs
High Band EDGE 8PSK Mode (DCS1800/PCS1900)
Mode=High Band F
LO
x1 (see Control Logic Truth Table for Mode Control Settings)
Output Power
Maximum Output Power with
8PSK Modulated Signal*
Maximum VGC
-1
Minimum VGC
Gain Range
V
CC
=2.7V, T=+25°C
+1.5
-40
42
dBm
dBm
dB
While meeting spectral mask
While meeting spectral mask
Difference between output power at
GC=2.0V and GC=0.2V.
-38
Out-of-Band Emission
Spectrum Emission Mask*
Frequency Spacing
200kHz
250kHz
400kHz
-36
-43
-67
-73
-73
-73
-75
TBD
TBD
TBD
dBc
dBc
dBc
dBc
dBc
dBc
dBc
30kHz BW
30kHz BW
30kHz BW
30kHz BW
100kHz BW
100kHz BW
100kHz BW
8PSK Modulation
600kHz to 1800kHz
1800kHz to 3000kHz
3000kHz to 6000kHz
>6000kHz
Error Vector Magnitude
RMS*
Origin Offset*
Peak*
Output Noise
At F
C
±20MHz*
1.3
-37
3
3
%
dB
%
-30
11
Relative Noise at:
Maximum Gain
-154
-150
dBc/Hz
dBc/Hz
GC=2.0V, IQ=1.2V
P-P
8PSK
GC=2.0V to 1.4V
Absolute Noise at:
Maximum Gain
All Gain Settings
-153
-151
dBm
dBm
GC=2.0V, IQ=0V
P-P
IQ=1.2V
P-P
8PSK
General Conditions
Local Oscillator
LO HB Input Frequency
RF HB Output Frequency
1710
1710
-6.0
1910
1910
+3.0
MHz
MHz
dBm
Input Power
0.0
IQ Baseband Inputs
8PSK
Input IQ signal driven differentially and in
quadrature.
IQ Level
1.2
V
P-P
IQ Common Mode
Input Bandwidth
1.2
1.0
V
0.7
20
MHz
dB
Baseband Filter Attenuation
* Not tested in Production
At 20MHz offset
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