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參數(shù)資料
| 型號： | RF2483 |
| 廠商： | RF MICRO DEVICES INC |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | LOW NOISE DUAL-BAND QUADRATURE MODULATOR WITH AGC |
| 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)： | 4/20頁 |
| 文件大?。?/td> | 423K |
| 代理商： | RF2483 |
Preliminary
5-32
RF2483
Rev A2 010904
5
M
U
Parameter
Specification
Typ.
Unit
Condition
Min.
Max.
Variable Gain Amplifiers
High Band
V
CC
=2.7V, EN=2.7V, Bandsel=2.7V,
FLO=0dBm, PLO=1900MHz, LO HB and
RF OUT HB ports are matched to 50
. Input
IQ signals driven differentially and in quadra-
ture from a 50
source impedance.
T
A
=25
o
C
Gain Control Voltage Range
Gain Control Range
0
32
2.0
V
dB
35
Difference between output power at
GC=2.0V and GC=0.5V
Calculated GC=1.0V and 1.5V
Gain Control Slope
Gain Control Input Impedance*
Output Power
23
29
dB/V
k
dB
dB
dB
dB
dBm/Hz
dBm/Hz
dBm
dBm
10
0.4
-7
-20
-35
-155
-156.7
+6
+20
-3
-11
-23
-36
3
-5
-17
-30
GC=2.0V, IQ=800mV
P-P
at 100kHz
GC=1.5V, IQ=800mV
P-P
at 100kHz
GC=1.0V, IQ=800mV
P-P
at 100kHz
GC=0.5V, IQ=800mV
P-P
at 100kHz
GC=2.0V, IQ=800mV
P-P
at 100kHz
GC=2.0V, IQ=0mV
P-P
IQ at 100kHz
GC=2.0V. Extrapolated from IM3 with two
baseband tones at 90kHz applied differen-
tially, in quadrature, at both I and Q inputs,
each tone 400mV
P-P
.
Two baseband tones at 90kHz and 110kHz
applied differentially, in quadrature, at both I
and Q inputs, each tone 400mV
P-P
.
Output Noise at FLO+20MHz*
Output P1dB*
Output IP3*
Intermodulation IM3 tone at
FLO+70kHz and
FLO+130kHz relative to tone
at FLO+90kHz
40
40
30
30
50
50
35
35
dBc
dBc
dBc
dBc
GC=2.0V
GC=1.5V
GC=1.0V
GC=0.5V
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| RF2483_06 | 制造商:RFMD 制造商全稱:RF Micro Devices 功能描述:LOW NOISE DUAL-BAND QUADRATURE MODULATOR WITH AGC |
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| RF2483PCBA-41X | 制造商:RFMD 制造商全稱:RF Micro Devices 功能描述:LOW NOISE DUAL-BAND QUADRATURE MODULATOR WITH AGC |
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