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LT5503 数据表(PDF) 9 Page - Linear Technology

部件名 LT5503
功能描述  1.2GHz to 2.7GHz Direct IQ Modulator and Mixer
PDF  20 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LT5503 数据表(HTML) 9 Page - Linear Technology

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LT5503
9
TYPICAL PERFOR A CE CHARACTERISTICS
RF Output Power and LO1
Feedthrough 1.9GHz Matching
Small-Signal Conversion Gain
and IIP3 1.9GHz Matching
LO1IN and MIXRFOUT Return Loss
1.9GHz Matching
RF Output Power and LO1
Feedthrough 2.4GHz Matching
Small-Signal Conversion Gain
and IIP3 2.4GHz Matching
LO1 and MIXRFOUT Return Loss
2.4GHz Matching
MIXEN Input Current vs Enable
Voltage (MIXEN = VCC2)
RF OUTPUT FREQUENCY (MHz)
1650
–12
–14
–16
–18
–20
–22
0
–10
–20
–30
–40
–50
2050
5503 G35
1750
1850
1950
2150
OUTPUT
POWER
LO1
FEEDTHROUGH
LO2IN = 480MHz AT –18dBm
LO1IN = fRF –240MHz AT –12dBm
RF OUTPUT FREQUENCY (MHz)
1650
6
4
2
0
–2
–4
–3
–6
–9
–12
–15
–18
2050
5503 G36
1750
1850
1950
2150
IIP3
SMALL-SIGNAL
CONVERSION
GAIN
LO2IN = 480MHz AT –18dBm
LO1IN = fRF –240MHz AT –30dBm/TONE
FREQUENCY (MHz)
1100
0
–5
–10
–15
–20
–25
–30
1700
2100
5503 G37
1300 1500
1900
2300 2500
LO1IN
MIXRFOUT
RF OUTPUT FREQUENCY (MHz)
2250
–12
–14
–16
–18
–20
–22
0
–10
–20
–30
–40
–50
2650
5503 G38
2350
2450
2550
LO1
FEEDTHROUGH
OUTPUT
POWER
LO2IN = 750MHz AT –18dBm
LO1IN = fRF –375MHz AT –12dBm
RF OUTPUT FREQUENCY (MHz)
2250
6
4
2
0
–2
–4
–3
–6
–9
–12
–15
–18
2650
5503 G39
2350
2450
2550
IIP3
SMALL-SIGNAL
CONVERSION
GAIN
LO2IN = 750MHz AT –18dBm
LO1IN = fRF –375MHz AT –30dBm/TONE
FREQUENCY (MHz)
1450
0
–5
–10
–15
–20
–25
–30
2050
2450
5503 G40
1650 1850
2250
2650 2850
LO1
MIXRFOUT
MIXEN VOLTAGE (V)
1.8
3.2
4.6
5.3
300
270
240
210
180
150
120
90
60
30
5503 G41
2.5
3.9
TA = 85°C
TA = –40°C
TA = 27°C
VCC2 = 3VDC, MIXEN = high, DMODE = low (LO2 ÷ 2mode), TA = 27°C, unless otherwise noted. (Test circuit shown in Figure 2.)
(Mixer)



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