ADS1271IPWR datasheet(31/40 Pages) TI2

31 / 40 page

ADS1271

SBAS306F − NOVEMBER 2004 − REVISED OCTOBER 2007

www.ti.com

Revision History

DATE

REV

PAGE

SECTION

DESCRIPTION

10/07

SCLK (SPI Format)

Added final paragraph to section.

9/07

Synchronization

Added sentence to 1st paragraph regarding SYNC/PDWN left high.

Absolute Maximum Ratings

Deleted lead temperature.

Timing Characteristics:

Frame-Sync Format

Changed tDDO parameter from “falling edge” to “rising edge.”

Timing Characteristics:

Frame-Sync Format

Added “(only 256 or 512 allowed)” to Note 1.

Analog Inputs (AINP, AINN)

Changed “0.1V” to “0.4V” in 3rd paragraph

Analog Inputs (AINP, AINN)

Added 4th paragraph about clamp diode and series resistor requirements.

Voltage ReferFence Inputs

(VREFP, VREFN)

Changed “0.1V” to “0.4V” in 1st paragraph of right column.

7/06

Voltage ReferFence Inputs

(VREFP, VREFN)

Added sentence about clamp diode and series resistor requirements.

7/06

Changed text from 2nd paragraph through end of section.

Synchronization

Changed Figure 50.

Synchronization

Changed Figure 51.

Frequency Response

Added “or CLK/8” to last sentence of 2nd paragraph.

DOUT

Changed “SCLK” to “CLK” in 2nd sentence of 3rd paragraph.

Application Information

Changed “REFP” to “VREFP” in part 5.

Application Information

Changed “REFN” to “VREFN” in part 5.

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

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