W3013 查看數據表（PDF） - Agere -> LSI Corporation

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W3013

Indirect Quadrature Modulator with Gain Control

Agere -> LSI Corporation 

Preliminary Data Sheet

November 1998

Characteristic Curves (continued)

Vcc = 3.0

I/Q = π/4 DQPSK

α = 0.35

1.3 Vp-p (RANDOM DATA)

30 kHz ACP

60 kHz ACP

90 kHz ACP

–20

–25

–30

–35

–40

–45

–50

–55

–60

–65

–70

–55 –50 –45 –40 –35 –30 –25 –20 –15 –10

OUTPUT POWER/24.3 kHz (dBm)

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)

–40

ACP 50 kHz

ACP 100 kHz

–45

–50

–55

–60

–65

–70

–75

–80

–55 –50 –45 –40 –35 –30 –25 –20 –15 –10 –5

OUTPUT POWER/21 kHz (dBm)

Figure 9. Adjacent Channel Suppression for

PDC vs. 940 MHz Output Power

W3013 Indirect Quadrature Modulator

with Gain Control

2.8 mVp-p

500 mVp-p

1 Vp-p

0

–3

–6

–9

–12

–15

–18

–21

–24

–27

–30

–33

0.01

0.1

1

10

100

I/Q FREQUENCY (MHz)

1000

Figure 10. IQ Bandwidth vs. ac Input Voltage

Lucent Technologies Inc.

9

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