DAC3154 데이터 시트보기 (PDF) - PANJIT INTERNATIONAL

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DAC3154

Dual 12-/10-Bit 500 MSPS Digital-to-Analog Converters

PANJIT INTERNATIONAL 

www.ti.com

DAC3154

DAC3164

SLAS960 – MAY 2013

TYPICAL CHARACTERISTICS (continued)

All plots are at 25°C, nominal supply voltages, fDAC = 500MSPS, 50% clock duty cycle, 0-dBFS input signal and 20mA full-

scale output current (unless otherwise noted).

Ref -10 dBm

* Att 5 dB

* RBW 30 kHz

* VBW 300 kHz

* SWT 2 s

Ref -10 dBm

* Att 5 dB

* RBW 30 kHz

* VBW 300 kHz

* SWT 2 s

-20

-30

1 RM *

CLRWR

-40

-50

-60

-70

-80

-90

-100

A

NOR

3DB

-20

-30

1 RM *

CLRWR

-40

-50

-60

-70

-80

-90

-100

A

NOR

3DB

Center 70 MHz

2.92827419 MHz/

Span 29.2827419 MHz

Tx Channel

Bandwidth

9.015 MHz

Power

E-UTRA/LTE Square

-12.33 dBm

Adjacent Channel

Bandwidth

9.015 MHz

Lower

-64.00 dB

Spacing

10 MHz

Upper

-64.09 dB

Figure 21. DAC3154 ACPR LTE 10-MHz FDD E-TM 1.1

Center 70 MHz

5.855034538 MHz/

Span 58.55034538 MHz

Tx Channel

Bandwidth

18.015 MHz

Power

E-UTRA/LTE Square

-11.14 dBm

Adjacent Channel

Bandwidth

Spacing

18.015 MHz

20 MHz

Lower

Upper

-61.93 dB

-62.21 dB

Figure 22. DAC3154 ACPR LTE 20-MHz FDD E-TM 1.1

600

500

400

300

200

QMC on

100

200

300

400

500

fDAC (MSPS)

G023

Figure 23. DAC3154 Power Consumption vs fDAC

0.4

0.3

0.2

0.1

0

−0.1

−0.2

−0.3

−0.4

−0.5

−0.6

0

500 1000 1500 2000 2500 3000 3500 4000

Code

G024

Figure 24. DAC3164 Integral Nonlinearity

0.2

0.15

0.1

0.05

0

−0.05

−0.1

−0.15

−0.2

0 500 1000 1500 2000 2500 3000 3500 4000

Code

G025

Figure 25. DAC3164 Differential Nonlinearity

Copyright © 2013, Texas Instruments Incorporated

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