RFHCS362F datasheet(43/54 Pages) MICROCHIP

Part #	RFHCS362F

Description	KEELOQ짰 Code Hopping Encoder with UHF ASK/FSK Transmitter

PDF	54 Pages

Scroll/Zoom	100%

Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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43 / 54 page

DS41189B-page 43

rfHCS362G/362F

FIGURE 10-1:

POWER-UP AND TRANSMIT TIMING

TABLE 10-2:

POWER-UP AND TRANSMIT TIMING REQUIREMENTS(3)

VDD = +2.0 to 6.3V

Industrial(I):TAMB = -40

° C to +85 ° C

Parameter

Symbol

Min.

Typical

Max.

Unit

Remarks

Transmit delay from button detect

TTD

(Note 1)

Debounce delay

TDB

—

Auto-shutoff time-out period (TIMO=10)

TTO

23.4

25.6

28.16

(Note 2)

Button press to RFEN

TPU

—

RFEN to code word

TPLL

246

—

LED on after key press

TLED

—

Time to terminate code word from previous

button press

TTP

—

10 ms

—

Note 1: Transmit delay maximum value if the previous transmission was successfully transmitted.

2: The Auto-shutoff time-out period is not tested.

3: These values are characterized but not tested

TDB

DATA

TTD

TTO

Code Word

TTP

Button Press

Detect

RFEN

LED

TPLL

TLED

1 TE

Code Word from previous button press

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