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參數(shù)資料
| 型號： | EVB3013A |
| 英文描述： | W3013 Indirect Quadrature Modulator with Gain Control |
| 中文描述： | W3013間接正交調(diào)制器的增益控制 |
| 文件頁數(shù)： | 12/12頁 |
| 文件大?。?/td> | 145K |
| 代理商： | EVB3013A |
Preliminary Data Sheet
W3013 Indirect Quadrature Modulator
November 1998
with Gain Control
Lucent Technologies Inc.
9
Characteristic Curves (continued)
Vcc = 3.0
I/Q =
π/4 DQPSK
α = 0.35
1.3 Vp-p (RANDOM DATA)
–55
–50
–45
–40
–35
–30
–25
–20
–15
–10
OUTPUT POWER/24.3 kHz (dBm)
SUPPRESSION
(dBc/24.3
kHz)
–70
–65
–60
–55
–50
–45
–40
–35
–30
–25
–20
30 kHz ACP
60 kHz ACP
90 kHz ACP
Figure 8. Adjacent Channel Suppression for
IS-136 vs. 1900 MHz Output Power
Vcc = 2.7
I/Q =
π/4 DQPSK
α = 0.35
1.3 Vp-p (RANDOM DATA)
OUTPUT POWER/21 kHz (dBm)
SUPPRESSION
(dBc/21
kHz)
ACP 50 kHz
ACP 100 kHz
–80
–75
–70
–65
–60
–55
–50
–45
–40
–55
–50
–45
–40
–35
–30
–25
–20
–15
–10
–5
Figure 9. Adjacent Channel Suppression for
PDC vs. 940 MHz Output Power
0.01
0.1
1
10
100
1000
I/Q FREQUENCY (MHz)
2.8 mVp-p
500 mVp-p
1 Vp-p
NORMALIZED
GAIN
(dB)
–33
–30
–27
–24
–21
–18
–15
–12
–9
–6
–3
0
Figure 10. IQ Bandwidth vs. ac Input Voltage
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