MCP79522-ISLASHMS datasheet(53/58 Pages) MICROCHIP

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 2012-2022 Microchip Technology Inc. and its subsidiaries

DS20002300D-page 53

MCP7951X/MCP7952X

APPENDIX A: REVISION HISTORY

Revision D (04/2022)

Updated Data Sheet with Automotive part numbers and

general fixes; Replaced terminology “Master” and

“Slave” with “Host” and “Client” respectively.

Revision C (02/2018)

Added detailed description of OUIs.

Revision B (12/2016)

General rewrite of document for various corrections

and improvements throughout; Removed preliminary

status; Updated overall content for improved clarity;

Added detailed descriptions of registers; Expanded

descriptions of peripheral features; Updated block

diagram and application schematic; Defined names for

all bits and registers, and renamed the bits shown in

Table 1

for

clarification;

Renamed

the

characteristics shown in Table 2 for clarification.

TABLE 1:

BIT NAME CHANGES

TABLE 2:

DC CHARACTERISTIC NAME CHANGES

Revision A (04/2012)

Initial release of this document.

Old Bit Name

New Bit Name

CALSGN

TRIMSIGN

OSCON

OSCRUN

VBAT

PWRFAIL

LPYR

SQWE

SQWEN

ALM0

ALM0EN

ALM1

ALM1EN

RS0

SQWFS0

RS1

SQWFS1

RS2

CRSTRIM

CALIBRATION

TRIMVAL<7:0>

ALM0C<2:0>

ALM0MSK<2:0>

ALM1C<2:0>

ALM1MSK<2:0>

Old Bit Name

New Bit Name

Old Name

Old Symbol

New Name

New Symbol

Operating Current

ICC Read

EEPROM Operating Current

ICCEERD

IDD Write

ICCEEWR

VBAT Current

IBAT

Timekeeping Backup Current

IBATT

Standby Current

ICCS

VCC Data Retention Current (oscillator off)

ICCDAT

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