AD9531 datasheet(74/88 Pages) AD

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AD9531

Data Sheet

Address

Bits

Bit Name

Description

[D2:D1]

Polarity [1:0]

Configure OUT2_9x polarity as follows (applies to CMOS only):

00: OUT2_9P normal, OUT2_9N inverted.

01: OUT2_9P normal, OUT2_9N normal.

10: OUT2_9P inverted, OUT2_9N inverted.

11: OUT2_9P inverted, OUT2_9N normal.

Power-down

0: OUT2_9x driver active.

1: OUT2_9x driver powered down.

0x0213

[D7:D6]

Unused

Unused.

[D5:D3]

Logic mode [2:0]

Configure the OUT2_10x output driver as follows:

000: disabled.

001: HSTL.

010: undefined.

011: undefined.

100: 1.8 V CMOS, OUT2_10P active, OUT2_10N active.

101: 1.8 V CMOS, OUT2_10P active, OUT2_10N disable.

110: 1.8 V CMOS, OUT2_10P disable, OUT2_10N active.

111: undefined.

[D2:D1]

Polarity [1:0]

Configure OUT2_10x polarity as follows (applies to CMOS only):

00: OUT2_10P normal, OUT2_10N inverted.

01: OUT2_10P normal, OUT2_10N normal.

10: OUT2_10P inverted, OUT2_10N inverted.

11: OUT2_10P inverted, OUT2_10N normal.

Power-down

0: OUT2_10x driver active.

1: OUT2_10x driver powered down.

0x0214

[D7:D6]

Unused

Unused.

[D5:D3]

Logic mode [2:0]

Configure the OUT2_11x output driver as follows:

000: disabled.

001: HSTL.

010: undefined.

011: undefined.

100: 1.8 V CMOS, OUT2_11P active, OUT2_11N active.

101: 1.8 V CMOS, OUT2_11P active, OUT2_11N disabled.

110: 1.8 V CMOS, OUT2_11P disabled, OUT2_11N active.

111: undefined.

[D2:D1]

Polarity [1:0]

Configure OUT2_11x polarity as follows (applies to CMOS only):

00: OUT2_11P normal, OUT2_11N inverted.

01: OUT2_11P normal, OUT2_11N normal.

10: OUT2_11P inverted, OUT2_11N inverted.

11: OUT2_11P inverted, OUT2_11N normal.

Power-down

0: OUT2_11x driver active.

1: OUT2_11x driver powered down.

Rev. 0 | Page 74 of 88

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