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參數資料
| 型號： | HCS412IP |
| 廠商： | Microchip Technology Inc. |
| 英文描述： | KEELOQ Code Hopping Encoder and Transponder |
| 中文描述： | 而Keeloq跳碼編碼器和轉發器 |
| 文件頁數： | 1/44頁 |
| 文件大小： | 704K |
| 代理商： | HCS412IP |
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2002 Microchip Technology Inc.
Preliminary
DS41099C-page 1
FEATURES
Security
Programmable 64-bit encoder crypt key
Two 64-bit IFF keys
Keys are read protected
32-bit bi-directional challenge and response using
one of two possible keys
69-bit transmission length
32-bit hopping code,
37-bit nonencrypted portion
Programmable 28/32-bit serial number
60-bit, read protected seed for secure learning
Two IFF encryption algorithms
Delayed counter increment mechanism
Asynchronous transponder communication
Transmissions include button Queuing
information
Operating
2.0V to 6.3V operation
Three switch inputs: S2, S1, S0 – seven functions
Battery-less bi-directional transponder capability
Selectable baud rate and code word blanking
Automatic code word completion
Battery low detector
PWM or Manchester data encoding
Combined transmitter, transponder operation
Anticollision of multiple transponders
Passive proximity activation
Device protected against reverse battery
Intelligent damping for high Q LC-circuits
100 mV
PP
sensitive LC input
Typical Applications
Automotive remote entry systems
Automotive alarm systems
Automotive immobilizers
Gate and garage openers
Electronic door locks (Home/Office/Hotel)
Burglar alarm systems
Proximity access control
PACKAGE TYPES
BLOCK DIAGRAM
Other
Simple programming interface
On-chip tunable RC oscillator, ± 10%
On-chip EEPROM
64-bit user EEPROM in Transponder mode
Battery-low LED indication
Serialized Quick Turn Programming (SQTP
SM
)
8-pin PDIP/SOIC
RF Enable output
ASK and FSK PLL interface option
Built in LC input amplifier
H
S0
S1
S2/RFEN/LC1
LC0
V
DD
LED
DATA
GND
1
8
2
3
4
7
6
5
PDIP, SOIC
Oscillator
Configuration Register
Power
Control
Wake-up
Logic
Address
Debounce
Control
and
Queuer
LED
Control
DATA
Driver
PPM
Detector
DATA
PPM
Manch.
Encoder
T
C
C
a
E
L
R
V
DD
S0
S1
LED
LC0
DATA
RFEN/S2/LC1
HCS412
K
EE
L
OQ
Code Hopping Encoder and Transponder
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相關代理商/技術參數 |
參數描述 |
|---|---|
| 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 |
| HCS412T | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:KEELOQ Code Hopping Encoder and Transponder |
| HCS412T/SN | 功能描述:編碼器、解碼器、復用器和解復用器 w/ Passive Entry RoHS:否 制造商:Micrel 產品:Multiplexers 邏輯系列:CMOS 位數: 線路數量（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 安裝風格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray |
| HCS412TI | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:KEELOQ Code Hopping Encoder and Transponder |
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