CX74037 데이터 시트보기 (PDF) - Conexant Systems
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CX74037 Datasheet PDF : 11 Pages
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CX74037
Transmit RF IC for TDMA or AMPS Applications
Table 4. RF150 Electrical Characteristics (2 of 3)
VDD = 2.7 V, –40 oC < TA < +85 oC, unless specified
Parameter
Symbol Test Conditions
Min
Typical
Max
Cellular Upconverter (continued)
Output P1dB
Noise figure @ 8 dB gain
2
3
12
13
LO to RF leakage @ maximum gain,
–35
LO = –10 dBm
Operating temperature range
–30
+25
+80
LO frequency range
PCS Upconverter
2078
2139
LO input return loss (reference to 50 Ω)
Output frequency
–10
1850
1910
Conversion gain
ACPR in 30 kHz at 30 kHz offset @ –4 dBm
output; cascaded
8
9
10
–33
ACPR in 30 kHz at 60 kHz offset @ –4 dBm
–57
output; cascaded
Noise figure @ 9 dB gain
P1dB
LO to RF leakage @ maximum gain,
LO = –15 dBm
Operating temperature range
9
10
0
–35
–30
+25
+80
Cellular PA Driver
Output frequency
Gain
Output power level @ 14 dB gain
Input return loss (reference to 50 Ω)
Output P1dB
824
849
13
14
15
7
–15
14.5
ACPR in 30 kHz band at 30 kHz offset @ 7
–32
dBm output; cascaded
ACPR in 30 kHz band at 60 kHz offset @ 7
dBm output; cascaded
Output return loss (reference to 50 Ω)
Noise figure
–55
–15
6
8
Operating temperature range
–30
+25
+80
External bias resistor value for +14.5 dBm
120
P1dB
Units
dBm
dB
dBm
°C
MHz
dB
MHz
dB
dBc
dBc
dB
dBm
dBm
°C
MHz
dB
dBm
dB
dBm
dBc
dBc
dB
dB
°C
Ω
6
Conexant – Proprietary
101103A
Data Subject to Change
September 27, 2000
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