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HCS500-I/SM PDF预览

HCS500-I/SM

更新时间: 2024-01-18 23:09:49
品牌 Logo 应用领域
美国微芯 - MICROCHIP 解码器电信集成电路电信加密电路电信电路光电二极管PC
页数 文件大小 规格书
34页 403K
描述
KEELOQ Code Hopping Decoder

HCS500-I/SM 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:SOIC
包装说明:SOP,针数:8
Reach Compliance Code:compliantHTS代码:8542.39.00.01
风险等级:5.52JESD-30 代码:R-PDSO-G8
JESD-609代码:e3湿度敏感等级:1
功能数量:1端子数量:8
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):260认证状态:Not Qualified
最大压摆率:2.4 mA标称供电电压:5 V
表面贴装:YES电信集成电路类型:DATA ENCRYPTION CIRCUIT
温度等级:INDUSTRIAL端子面层:Matte Tin (Sn)
端子形式:GULL WING端子位置:DUAL
处于峰值回流温度下的最长时间:40Base Number Matches:1

HCS500-I/SM 数据手册

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HCS500  
®
KEELOQ Code Hopping Decoder  
FEATURES  
Security  
DESCRIPTION  
The Microchip Technology Inc. HCS500 is a code hop-  
ping decoder designed for secure Remote Keyless  
Entry (RKE) systems. The HCS500 utilizes the pat-  
ented KEELOQ code hopping system and high security  
learning mechanisms to make this a canned solution  
when used with the HCS encoders to implement a uni-  
directional remote and access control systems. The  
HCS500 can be used as a stand-alone decoder or in  
conjunction with a microcontroller.  
• Encrypted storage of manufacturer’s code  
• Encrypted storage of crypt keys  
• Up to seven transmitters can be learned  
• KEELOQ code hopping technology  
• Normal and Secure learning mechanisms  
Operating  
PACKAGE TYPE  
• 3.0V—5.5V operation  
• Internal oscillator  
PDIP, SOIC  
• Auto bit rate detection  
VDD  
EE_CLK  
EE_DAT  
MCLR  
1
2
3
4
8
7
6
5
VSS  
Other  
RFIN  
• Stand-alone decoder chipset  
• External EEPROM for transmitter storage  
• Synchronous serial interface  
• 1 Kbit user EEPROM  
S_CLK  
S_DAT  
• 8-pin DIP/SOIC package  
BLOCK DIAGRAM  
Typical Applications  
RFIN  
• Automotive remote entry systems  
• Automotive alarm systems  
• Automotive immobilizers  
• Gate and garage openers  
• Electronic door locks  
Reception Register  
DECRYPTOR  
EE_DAT  
EE_CLK  
External  
EEPROM  
S_DAT  
CONTROL  
S_CLK  
MCLR  
• Identity tokens  
• Burglar alarm systems  
OSCILLATOR  
Compatible Encoders  
All KEELOQ encoders and transponders configured for  
the following setting:  
The manufacturer’s code, crypt keys, and synchroniza-  
tion information are stored in encrypted form in external  
EEPROM. The HCS500 uses the S_DAT and S_CLK  
inputs to communicate with a host controller device.  
• PWM modulation format (1/3-2/3)  
TE in the range from 100us to 400us  
• 10 x TE Header  
The HCS500 operates over a wide voltage range of  
3.0 volts to 5.5 volts. The decoder employs automatic  
bit-rate detection, which allows it to compensate for  
wide variations in transmitter data rate. The decoder  
contains sophisticated error checking algorithms to  
ensure only valid codes are accepted.  
• 28-bit Serial Number  
• 16-bit Synchronization counter  
• Discrimination bits equal to Serial Number 8 LSbs  
• 66- to 69-bit length code word.  
2002 Microchip Technology Inc.  
DS40153C-page 1  

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