參數(shù)資料
型號(hào): HCS360-ISN
廠商: Microchip Technology Inc.
英文描述: IC AC/DC CONV -12V 300MA SIP12
中文描述: 而Keeloq跳碼編碼器
文件頁(yè)數(shù): 17/24頁(yè)
文件大小: 211K
代理商: HCS360-ISN
HCS360
1996 Microchip Technology Inc.
Preliminary
DS40152C-page 17
FIGURE 8-1:
POWER UP AND TRANSMIT TIMING
FIGURE 8-2:
PWM FORMAT (MANCH = 0)
FIGURE 8-3:
PWM PREAMBLE/HEADER FORMAT
TABLE 8-3
POWER UP AND TRANSMIT TIMING REQUIREMENTS
V
DD
= +2.0 to 6.6V
Commercial (C):
Industrial
Tamb = 0
°
C to +70
°
C
Tamb = -40
°
C to +85
°
C
(I):
Parameter
Symbol
Min
Max
Unit
Remarks
Time to second button press
T
BP
10 + Code
Word Time
4.5
4.0
15.0
26 + Code
Word Time
26
13
35
ms
(Note 1)
Transmit delay from button detect
Debounce delay
Auto-shutoff time-out period
Note 1:
T
BP
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.
T
TD
T
DB
T
TO
ms
ms
s
(Note 2)
(Note 3)
Button Press
Detect
Sn
T
DB
PWM
T
TD
Code Word Transmission
T
TO
Code
Word
1
Code
Word
2
Code
Word
3
Code
Word
n
T
BP
LOGIC ‘0’
LOGIC ‘1’
Preamble
T
P
Header
T
H
Encrypted Portion
of Transmission
T
HOP
Fixed portion of
Transmission
T
FIX
Guard
Time
T
G
T
BP
T
E
T
E
T
E
Preamble
Header
32 T
E
10 T
E
Data Word
Transmission
Bit 0
Bit 1
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