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AMC7812 Datasheet, PDF (80/92 Pages) Texas Instruments – 12-Bit ANALOG MONITORING AND CONTROL SOLUTION with Multichannel ADC, DACs, and Temperature Sensors | |||
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AMC7812
SBAS513D â JANUARY 2011 â REVISED OCTOBER 2012
REVISION HISTORY
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
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Changes from Revision C (March 2012) to Revision D
Page
⢠Added TA = +25°C to Load current Test Conditions for Source within 200mV .................................................................... 3
⢠Added TA = +25°C to Load current Test Conditions for Sink within 300mV ......................................................................... 3
⢠Added DAC output = 0V to +5V, code B33h. Source and/or sink, voltage drop < 25mV, TA: -40°C to 95°C(1) to Load
current Test Conditions ......................................................................................................................................................... 3
⢠Added 0V to VREF mode to Input capacitance .................................................................................................................... 4
⢠Added 0V to (2 · VREF) mode to Input capacitance ............................................................................................................ 4
⢠Changed UNIT from ms to µs in TIMING CHARACTERISTICS: SDA and SCL for Standard and Fast Modes ................ 11
⢠Added I2C Timeout Function Section. ................................................................................................................................. 11
⢠Added Note recommending an SCL frequency of at least 1kHz to avoid a timeout event. ............................................... 11
⢠Added I2C Timeout Function Section. ................................................................................................................................. 12
⢠Added Note recommending an SCL frequency of at least 1kHz to avoid a timeout event. ............................................... 12
⢠Changed Output data valid time in TIMING CHARACTERISTICS: SPI Bus ..................................................................... 14
⢠Added I2C Timeout Function Section. ................................................................................................................................. 50
⢠Changed Register Map address 4B default to 00FF .......................................................................................................... 60
⢠Changed GPIO Register Default address to 00FFh ........................................................................................................... 65
⢠Changed - Hysteresis Register 2 text From: "The range is 0°C to +32°C" To: "The range is 0°C to +31°C" .................... 78
(1) Valid only for material manufactured on or after October 2012.
Changes from Revision B (November 2011) to Revision C
Page
⢠Changed Features Bullet From: Small Packages: 9mm x 9mm QFN-64 To: Small Packages: 9mm x 9mm QFN-64,
and 10mm x 10mm HTQFP-64 ............................................................................................................................................. 1
⢠Added HTQFP-64 package option to the Description .......................................................................................................... 1
⢠Added HTQFP-64 package to the PACKAGE/ORDERING INFORMATION table .............................................................. 2
⢠Added PAP (HTQFP) to the Thermal Information table ....................................................................................................... 2
⢠Added the HTQFP-64 Pin Configuration .............................................................................................................................. 8
⢠Added text "QFN Package" to Figure 75 and Figure 76 ..................................................................................................... 28
⢠Added Figure 77 and Figure 78 .......................................................................................................................................... 28
⢠η-Factor Range Table, Changed From: 0000 0020 To: 0000 0010 ................................................................................... 37
⢠η-Factor Range Table, Changed From 1111 0000 To: 1000 0000 .................................................................................... 37
Changes from Revision A (March 2011) to Revision B
Page
⢠Added text to Desciption section .......................................................................................................................................... 1
⢠Added Reset Delay parameter to Electrical Charactieristics ................................................................................................ 6
⢠Added Convert Pulse Width parameter to Electrical Characteristics .................................................................................... 6
⢠Added Reset Pulse Width parameter to Electrical Characteristics ....................................................................................... 6
⢠Changed recommended compensation capacitor from 470nF to 4.7µF .............................................................................. 9
⢠Changed recommended compensation capacitor value from 470nF to 4.7µF to reflect bench characterization
conditions ............................................................................................................................................................................ 39
⢠Changed text in first paragraph of Clear DACs section ...................................................................................................... 43
⢠Clarified voltage condition for hardware reset .................................................................................................................... 48
⢠Added description of software reset function ...................................................................................................................... 48
⢠Added voltage condition for initiation of POR ..................................................................................................................... 48
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