參數(shù)資料
型號: AD8348XXX
廠商: ANALOG DEVICES INC
元件分類: 無繩電話/電話
英文描述: 50-1000 MHz Quadrature Demodulator
中文描述: TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT, PDSO28
封裝: TSSOP-28
文件頁數(shù): 3/13頁
文件大?。?/td> 778K
代理商: AD8348XXX
PRELIMINARY TECHNICAL DATA
Rev. PrF 2/11/03
- 3 -
Parameter
IF FRONT-END WITH VGA
Condition
Min
Typ
Max
Units
IFIP/IFIN to IMXO/VREF, QMXO/ VREF
ENVG=5V
Zin
Variable Gain Range
Linear-in-dB error
Maximum Conversion Gain
Minimum Conversion Gain
Conversion Gain 3 dB Bandwidth
IF Gain Flatness
2nd Order Input Intercept(IIP2)
150
||1pF
190
||1pF
45
+/-1
33
-14
3
55
230
||1pF
||pF
dB
dB
dB
dB
MHz
dB p-p
dBm
VGIN=0.3 to 1.1V
VGIN=0.2V (max gain)
VGIN=1.2V (min gain)
500
FIF=50MHz-500MHz
IF1=455MHz, IF2=456MHz
-10 dBm each tone from 200
source
VGIN=1.2V (min gain)
3rd Order Input Intercept(IIP3)
IF1=455MHz, IF2=456MHz
-10 dBm each tone from 200
source
VGIN=1.2V (min gain)
26
dBm
2nd Order Input Intercept(IIP2)
IF1=455MHz, IF2=456MHz
-42 dBm each tone from 200
source
VGIN=0.2V (max gain)
20
dBm
3rd Order Input Intercept(IIP3)
IF1=455MHz, IF2=456MHz
-42 dBm each tone from 200
source
VGIN=0.2V (max gain)
-7
dBm
1dB Input compression point
Noise Figure
VGIN=0.2V (max gain)
-23
dBm
dB
VGIN=0.2V (max gain) From 200
source
Double sideband measurement
FIF=50MHz
FIF=500MHz
10
12.5
Input LO Leakage
Output LO Leakage
Demodulation Bandwidth
Measured at IFIP,IFIN
-125
10
TBD
60
dBm
mVp-p
MHz
MHz
deg RMS
Measured at IMXO/QMXO (LO=50MHz)
Full-power bandwidth (IIP3 drops 3dB)
Small-signal 3dB bandwidth
Quadrature Phase Error
LO=1GHz (LOIP/LOIN 2GHz, single-
ended)
0.6
I/Q Amplitude Imbalance
Mixer Output Impedance
Mixer Peak output current
0.3
40
2.5
dB
mA
AD8348
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