M
FEATURES
Security
HCS410
Code Hopping Encoder and Transponder*
PACKAGE TYPES
PDIP, SOIC
S0
S1
S2/LED
LC1
1
8
V
DD
LC0
PWM
GND
鈥?Two programmable 64-bit encoder keys
鈥?16/32-bit bi-directional challenge and response
using one of two keys
鈥?69-bit transmission length
鈥?32-bit unidirectional code hopping, 37-bit
nonencrypted portion
鈥?Encoder keys are read protected
鈥?Programmable 28/32-bit serial number
鈥?60/64-bit, read-protected seed for secure learning
鈥?Three IFF encryption algorithms
鈥?Delayed increment mechanism
鈥?Asynchronous transponder communication
鈥?Queuing information transmitted
HCS410
2
3
4
1
2
3
4
7
6
5
8
7
6
5
TSSOP
S2/LED
LC1
GND
PWM
S1
S0
V
DD
LC0
HCS410
Operating
鈥?2.0V to 6.6V operation, 13V encoder only
operation
鈥?Three switch inputs [S2, S1, S0]鈥攕even functions
鈥?Batteryless bi-directional transponder
鈥?Selectable baud rate and code word blanking
鈥?Automatic code word completion
鈥?Battery low signal transmitted
鈥?Nonvolatile synchronization
鈥?PWM or Manchester RF encoding
鈥?Combined transmitter, transponder operation
鈥?Anti-collision of multiple transponders
鈥?Passive proximity activation
鈥?Device protected against reverse battery
鈥?Intelligent damping for high Q LC-circuits
BLOCK DIAGRAM
V
DD
Power
Control
Oscillator
Con鏗乬uration Register
S0
S1
Debounce
Control
and
Queuer
Address
Decoding EEPROM
Encryption/Increment
Logic
Wakeup
Logic
Transponder
Circuitry
LCI0
LCI1
PPM
Detector
PWM
PPM
Manch.
Encoder
Other
鈥?37-bit nonencrypted part contains 28/32-bit serial
number, 4/0-bit function code, 1-bit battery low,
2-bit CRC, 2-bit queue
鈥?Simple programming interface
鈥?On-chip tunable RC oscillator (
鹵
10%)
鈥?On-chip EEPROM
鈥?64-bit user EEPROM in transponder mode
鈥?Battery-low LED indication
鈥?SQTP serialization quick-time programming
鈥?8-pin PDIP/SOIC/TSSOP and die
PWM
PWM
Driver
Typical Applications
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
Automotive remote entry systems
Automotive alarm systems
Automotive immobilizers
Gate and garage openers
Electronic door locks (Home/Of鏗乧e/Hotel)
Burglar alarm systems
Proximity access control
K
EE
L
OQ
is a registered trademark of Microchip Technology Inc.
*Code hopping encoder patents issued in Europe, U.S.A., R.S.A.鈥擴.S.A.: 5,517,187; Europe: 0459781
漏
1997 Microchip Technology Inc.
Preliminary
DS40158C-page 1
Register
S2
LED
Control
Control Logic
and Counters
next
HCS410相關型號PDF文件下載
-
型號
版本
描述
廠商
下載
-
英文版
KEELOQ® Code Hopping Encoder and Transponder
-
英文版
KEELOQ CODE HOPPING ENCODER AND TRANSPONDER
MICROCHIP ...
-
英文版
KEELOQ Code Hopping Encoder and Transponder
-
英文版
KEELOQ Code Hopping Encoder and Transponder
MICROCHIP ...
-
英文版
Code Hopping Encoder and Transponder
-
英文版
Code Hopping Encoder and Transponder
MICROCHIP ...
-
英文版
KEELOQ Code Hopping Encoder and Transponder
-
英文版
KEELOQ Code Hopping Encoder and Transponder
MICROCHIP ...
-
英文版
KEELOQ Code Hopping Encoder and Transponder
-
英文版
KEELOQ Code Hopping Encoder and Transponder
MICROCHIP ...
-
英文版
KEELOQ Code Hopping Encoder and Transponder
-
英文版
KEELOQ Code Hopping Encoder and Transponder
MICROCHIP ...
-
英文版
KEELOQ CODE HOPPING ENCODER AND TRANSPONDER
-
英文版
KEELOQ CODE HOPPING ENCODER AND TRANSPONDER
MICROCHIP ...
-
英文版
KEELOQ? Crypto Read/Write Transponder Module
-
英文版
KEELOQ Code Hopping Encoder and Transponder
-
英文版
KEELOQ Code Hopping Encoder and Transponder
MICROCHIP ...
-
英文版
KEELOQ Code Hopping Encoder and Transponder
-
英文版
KEELOQ Code Hopping Encoder and Transponder
MICROCHIP ...
-
英文版
KEELOQ Code Hopping Encoder and Transponder