HCS361/SN Microchip Technology, HCS361/SN Datasheet - Page 24
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HCS361/SN
Manufacturer Part Number
HCS361/SN
Description
IC,Remote-Control Transmitter/Encoder,CMOS,SOP,8PIN
Manufacturer
Microchip Technology
Type
Code Hopping Encoderr
Specifications of HCS361/SN
Applications
Remote Secure Access, Keyless Entry
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HCS361/SN
Manufacturer:
MICROCHIP
Quantity:
12 000
HCS361
FIGURE 8-5:
FIGURE 8-6:
FIGURE 8-7:
FIGURE 8-8:
DS40146E-page 24
Bit
on Transition Low to High
on Transition High to Low
1 0
0 1
Note:
1
WAKE-UP (TXWAK=1)
T
18xT
BP
0
2
1
The bit values are only shown as an example.
E
1
3
Preamble
Encrypted Data
T
BP
Dead Time
VPWM FORMAT SUMMARY (MOD = 1)
VPWM WAKE-UP FORMAT (MOD=1)
VPWM PREAMBLE/HEADER FORMAT (MOD=1)
VPWM DATA WORD FORMAT (MOD=1)
28 29 30 31
1 0 1
33% Duty Cycle Wake-Up sequence 250xT
6
T
T
T
E
BP
T
2
E
X
BP
LOGIC 0
LOGIC 0
T
10xT
E
SPM=1
Preamble Sync Encrypt
SPM=0
1
Pulse
E
Sync
32 33
1 0
10
10xT
T
T
T
E
BP
1st CODE WORD
34
BP
0
LOGIC 1
LOGIC 1
E
Header
35
1
Code Word
Serial Number
56 57
Encrypted Portion
Fixed
1 0
E
58
0
Guard
59
1
84
Preamble Sync Encrypt
60 61
1 0
Function Code
Dead Time 258xT
Fixed Code Portion
62
0
2002 Microchip Technology Inc.
63
1
V
LOW
64 65
1 0
E
CRC
66
1
Guard
Time