AFE5804 datasheet(18/60 Pages) TI

18 / 60 page

900

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Code

2500

2000

1500

1000

500

Transconductance(mA/V)

-55

0.6

1.2

(V)

CNTL

0.7

0.8

0.9

1.0

1.1

10MHz

2MHz

TGCIMode

PGA=20dB, 6dBFS

5MHz

-45

0.6

1.2

(V)

CNTL

0.7

0.8

0.9

1.0

1.1

10MHz

2MHz

5MHz

TGCIMode

PGA=20dB, 1dBFS

-55

0.6

1.2

(V)

CNTL

0.7

0.8

0.9

1.0

1.1

10MHz

2MHz

5MHz

TGCIMode

PGA=20dB, 6dBFS

-35

0.6

1.2

(V)

CNTL

0.7

0.8

0.9

1.0

1.1

10MHz

2MHz

5MHz

TGCIMode

PGA=20dB, 1dBFS

AFE5804

SBOS442A – JUNE 2008 – REVISED SEPTEMBER 2008 ................................................................................................................................................ www.ti.com

TYPICAL CHARACTERISTICS (continued)

AVDD_5V = 5.0V, AVDD1 = VDD2 = DVDD = 3.3V, LVDD = 1.8V, single-ended input into LNA, ac-coupled with 1.0

µF,

VCNTL = 1.0V, fIN 5MHz, Clock = 40MSPS, 50% duty cycle, internal reference mode, ISET = 56kΩ, LVDS buffer setting =

3.5mA, at ambient temperature TA = +25°C, unless otherwise noted.

CW ACCURACY HISTOGRAM

OUTPUT OFFSET HISTOGRAM

Figure 25.

Figure 26.

SECOND HARMONIC vs VCNTL AND FREQUENCY

Figure 27.

Figure 28.

THIRD HARMONIC vs VCNTL AND FREQUENCY

Figure 29.

Figure 30.

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