HCS410-ISN MICROCHIP [Microchip Technology], HCS410-ISN Datasheet - Page 29

• Manufacturer Part Number: HCS410-ISN
• Description: KEELOQ CODE HOPPING ENCODER AND TRANSPONDER
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 5-1:
TABLE 5-3:
V
Commercial (C):Tamb = 0 C to +70 C
Industrial
Time to second button press
Transmit delay from button detect
Debounce delay
Auto-shutoff time-out period
Time to first LED on
LED high-time
LED high-time when battery low
LED low-time
Note 1: T
1997 Microchip Technology Inc.
DD
PWM
= +2.0 to 6.3V
Sn
2: Transmit delay maximum value if the previous transmission was successfully transmitted.
3: The auto-shutoff timeout period is not tested.
intention was to press the combination of buttons.
BP
Button Press
Detect
Parameter
is the time in which a second button can be pressed without completion of the first code word and the
(I): Tamb = -40 C to +85 C
POWER UP AND TRANSMIT TIMING
POWER UP AND TRANSMIT TIMING REQUIREMENTS
T
DB
T
TD
T
BP
Symbol
T
T
T
T
T
T
T
T
LST
LHV
BP
TD
DB
TO
LH
LL
Preliminary
Word Time
34 + Code
Code
Word
34.2
Min
1
27
18
—
—
—
—
T
TO
Code Word Transmission
Word Time
38 + Code
Code
Word
2
Typ.
240
200
480
38
30
20
25
Code
Word
Word Time
42 + Code
3
Max
41.8
33
22
—
—
—
—
Code
Word
n
Unit
ms
ms
ms
ms
ms
ms
ms
s
HCS410
DS40158C-page 29
Remarks
(Note 1)
(Note 2)
(Note 3)