HCS500 datasheet(27/40 Pages) MICROCHIP

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DS40153D-page 27

HCS500

9.1.4

ACTIVATE LEARN COMMAND IN MICRO MODE

9.1.5

ACTIVATE LEARN COMMAND IN STAND-ALONE MODE

9.1.6

LEARN STATUS STRING

Standard Operating Conditions (unless otherwise specified):

Commercial (C):

0°C

≤TA ≤+70 °C

Industrial (I):

-40°C

≤TA ≤+85°C

Symbol

Parameters

Min

Typ

Max

Units

TLRN

Learn command activation time

—

1000

μs

TACK

Decoder acknowledge time

—

μs

TRESP

Microcontroller acknowledge

response time

—

1000

μs

TACK2

Decoder data line low

—

μs

These parameters are characterized but not tested.

Standard Operating Conditions (unless otherwise specified):

Commercial (C):

0°C

≤TA ≤+70°C

Industrial (I):

-40°C

≤TA ≤+85°C

Symbol

Parameters

Min

Typ

Max

Units

TPP1

Command request time

—

100

TPP2

Learn command activation time

—

TPP3

Erase-all command activation time

—

These parameters are characterized but not tested.

Standard Operating Conditions (unless otherwise specified):

Commercial (C):

0°C

≤TA ≤+70°C

Industrial (I):

-40°C ð TA

≤+85°C

Symbol

Parameters

Min

Typ

Max

Units

TDHI

Command request time

—

500

TCLA

Microcontroller command

request time

0.005

—

500

TCA

Decoder request

acknowledge time

——

μs

TCLH

Clock high hold time

1.2

TCLL

Clock low hold time

0.020

—

1.2

TCLKH

Clock high time

—

1000

μs

TCLKL

Clock low time

—

1000

μs

FCLK

Clock frequency

500

—

25000

TDS

Data hold time

—

μs

These parameters are characterized but not tested.

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