AD9993BBCZ datasheet(37/56 Pages) AD

Part #	AD9993BBCZ

Description	Integrated Mixed-Signal Front End (MxFE)

PDF	56 Pages

Scroll/Zoom	100%

Manufacturer	AD [Analog Devices]

Direct Link	http://www.analog.com

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37 / 56 page

Data Sheet

AD9993

Rev. A | Page 37 of 56

SYNTHESIZER STATUS REGISTER

Address: 0x02D, Reset: 0x00, Name: SYNTH_STAT

Table 26. Bit Descriptions for SYNTH_STAT

Bits

Bit Name

Description

Reset

Access

SYNTH_CP_CAL_DONE

Charge pump calibration done.

0x0

SYNTH_LOCKDET

Synthesizer frequency locked.

0x0

SYNTH_VCO_CAL_IN_PROGRESS

VCO calibration in progress.

0x0

LOOP FILTER CONTROL SIGNALS REGISTER

Address: 0x02E, Reset: 0x77, Name: LF_CTRL1

Table 27. Bit Descriptions for LF_CTRL1

Bits

Bit Name

Description

Reset

Access

[6:4]

LF_C2

Loop filter coefficient.

0x7

000 = 3.13 pF.

001 = 2.26 pF.

010 = 9.39 pF.

011 = 12.52 pF.

100 = 15.65 pF.

101 = 18.78 pF.

110 = 21.91 pF.

111 = 25.04 pF.

[2:0]

LF_C1

Loop filter coefficient.

0x7

000 = 46.584 pF.

001 = 93.168 pF.

010 = 139.752 pF.

011 = 186.336 pF.

100 = 232.920 pF.

101 = 279.504 pF.

110 = 326.088 pF.

111 = 372.672 pF.

AD9993BBCZ Datasheet(PDF) 37 Page - Analog Devices

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