參數(shù)資料
型號: HCS412I
廠商: Microchip Technology Inc.
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: +48V Quad Hot-Swap Controllers For Power-Over-LAN
中文描述: 而Keeloq跳碼編碼器和轉(zhuǎn)發(fā)器
文件頁數(shù): 33/44頁
文件大?。?/td> 704K
代理商: HCS412I
2002 Microchip Technology Inc.
Preliminary
DS41099C-page 33
HCS412
FIGURE 6-3:
SYNCHRONIZATION WINDOW
FIGURE 6-4:
BASIC OPERATION OF RECEIVER (DECODER)
Note:
Circled numbers indicate sequence of events.
Blocked
Window
(32K Codes)
Entire Window
rotates to eliminate
use of previously
used codes
Single Operation
Window
(16 Codes)
Double Operation
(resynchronization)
Window
(32K Codes)
Stored
Synchronization
Counter Value
Button Press
Information
EEPROM Array
Manufacturer Code
32 Bits of
Encrypted Data
Serial Number
Received Information
Decrypted
Synchronization
Counter
4
Match
Sync Counter
Serial Number
K
EE
L
OQ
Decryption
Algorithm
1
3
Check for
Match
Perform Function
Indicated by
button press
Crypt Key
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HCS412-I/P 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 w/ Passive Entry RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量(輸入/輸出):2 / 12 傳播延遲時間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
HCS412-I/SN 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 w/ Passive Entry RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量(輸入/輸出):2 / 12 傳播延遲時間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
HCS412IP 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:KEELOQ Code Hopping Encoder and Transponder
HCS412P 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:KEELOQ Code Hopping Encoder and Transponder
HCS412SN 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:KEELOQ Code Hopping Encoder and Transponder