Datasheet

MPL3115A2
Sensors
Freescale Semiconductor, Inc. 41
Table 74. Revision History
Revision
number
Revision
date
Description of changes
0 06/2011
• Initial Release
1 12/2011
• Added bullet and new row under Ordering Information on pg 1.
• Global change to register names 0x16, 0x17, 0x18, 0x19, 0x1A; changed ARM to TGT.
• Global change to bit names in registers 0x12 and 0x2A.
• Section 2.1, Table 1, changed Min and Max values for Pressure Absolute Accuracy.
• Table 3 changed units to ns for SDA Data Hold Time
• Added Figure 4. I
2
C Bus Transmission Signals
• Section 4.3: added equation
• Section 5: Added new paragraph. Added new equations in 5.6.1 and 5.6.2.
• Section 6: Added footnote to Table 11, changed TOW description in Table 12, updated paragraphs of Sections
6.1.3 and 6.1.4, Table 57 added sentence in RAW description column, Table 58 added column for Fastest
OST Data Output I
2
C, updated Figure 5 and Figure 6.
2 04/2012
• Section 2.1, Table 2, changed from: -10°C, to: over -10°C for Pressure Absolute Accuracy parameter, changed
parameter name from: Pressure Resolution, to: Pressure/Altitude Resolution, changed Test Conditions name
from: Barometric Measurement Mode, to: Barometer Mode and from: Altimeter Measurement Mode, to:
Altimeter Mode, added to Table 2, Footnote 1: over 50kPa to 110 kPa, added new Footnote 2: Oversample
(OSR) modes internally combine and average samples to reduce noise.
• Table 3: removed footnote reference on Table 3 table heading to Footnote 1, added Footnote 2 reference to
Highest Speed Mode test condition, added Footnote 3 reference to Highest Resolution Mode test condition,
• Table 4: deleted row 8: SDA Valid Time, row 9: SDA Valid Acknowledge Time and Footnote 5. tVD,DAT,
changed SDA and SCL Rise Time Max value from: 1000, to: 300.
• Sections 6.6.2, 6.6.3, 6.6.4: Added Note.
• Added Sections 6.6.7 Data Ready and Section 6.6.8 FIFO Event.
• Section 7, Table 9: Changed Register Address column from: 0x00//0x06, to: 0x06/0x00, from: 0x0D//00, to:
0x0D, from: 0x0E/01, to: 0x0E/0x01, added OST to Footnote 4.
• Section 7.1: Table 11: from (0x0B), to: (0x0D), from: Pressure/Temperature data delta, to: Pressure/
Temperature data or FIFO data.
• Section 7.3.3: Added (ST bits of CTRL_REG2) to sentence 2., Table 31 added 1 new sentence in
F_MODE[1.0] description
• Deleted notes from Sections 7.9.1, 7.10.1, 7.11.1 and 7.12.1.
• Section 7.17.1, Table 58: OST Description, changed from: ACTV, to: SBYB, Table 59: Delete Column: Fastest
OST Data Output Rate I
2
C, deleted Footnotes 1 and 2, changed values in Minimum Time Between Data
Samples column.
• Section 7.18.1: Changed from: 512, to: -512 to +508
• Section 7.18.2: Changed from: -8, to: +7.9375°C.
• Section 7.18.3: Changed from: -128, to: +128 meters.
• Section 8: Added: Note
that Pin 1 index area marker does not have any internal electrical connections.
Handling and soldering recommendations for pressure sensors are available in application note AN3150.
• Section 9: Added Section called Tape and Reel specifications.
2.1 05/2012
• Changed Ordering Information device name from MPL3115A2T1 to MPL3115A2R1
2.2 07/2012
• Page 33, Table 59 Change from: 8 ms, To: 18 ms, Page 38, Table 72, Change title from: OFF_T Register, To:
OFF_H Register
3.0 12/2013
• Updated data sheet status from Advance Information to Technical Information.
• Modified first paragraph: Updated “30 cm output resolution” to “10 cm output resolution”. Deleted paragraph
“Pressure output can be resolved with...”
• Updated bullet under Features: “Resolution down to 1 ft. / 30 cm” to “Resolution down to 0.1 m”.
• Section 4: Changed title of section, updated paragraph for easier readability, and deleted codes for routines.
• Section 7: Changed Comment column for Register Address 0x05 from “Bits 1-3” to “Bits 0-3”. Subsection
7.1.3: Updated paragraphs for Altitude, Pressure and Temperature data. Section 7.2 Table 24: Corrected
register table.