HCS410 datasheet(32/46 Pages) MICROCHIP

Nome de Peças	HCS410

Descrição Electrónicos	KEELOQ짰 Code Hopping Encoder and Transponder 2-bit CRC, 2-bit queue

PDF	46 Pages

Scroll/Zoom	100%

Fabricante Electrônico	MICROCHIP [Microchip Technology]

Página de início	http://www.microchip.com

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32 / 46 page

HCS410

DS40158F-page 32

FIGURE 6-1:

POWER UP AND TRANSMIT TIMING

TABLE 6-3:

POWER UP AND TRANSMIT TIMING REQUIREMENTS

VDD = +2.0V to 6.3V

Commercial (C):TAMB = 0

° C to +70° C

Industrial

(I): TAMB = -40

° C to +85° C

Parameter

Symbol

Min

Typ.

Max

Unit

Remarks

Time to second button press

TBP

44 + Code

Word Time

58 + Code

Word Time

63 + Code

Word Time

(Note 1)

Transmit delay from button detect

TTD

(Note 2)

Debounce delay

TDB

Auto-shutoff time-out period

TTO

(Note 3)

Note 1: TBP is the time in which a second button can be pressed without completion of the first code word and the

intention was to press the combination of buttons.

2: Transmit delay maximum value if the previous transmission was successfully transmitted.

3: The auto-shutoff timeout period is not tested.

Button Press

Detect

TDB

PWM

TTD

Code Word Transmission

TTO

Code

Word

Code

Word

Code

Word

Code

Word

TBP

40158F.book Page 32 Wednesday, June 1, 2011 10:36 AM

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