TMS37157中文资料具有 EEPROM 和 134.2kHz 感应器接口的无源低频接口设备 (PaLFI)数据手册TI规格书

特性 Features

• Wide Supply Voltage Range 2 V to 3.6 V
• Power Down Mode 60 nA
• Low Frequency Halb Duplex (HDX) Interface
• Special Selective Addressing Mode Allows Anti Collision
• 126 Byte EEPROM:
• 32 Bit Unique Serial Number
• High EEPROM Flexibility
• Battery Check and Battery Charge Function
• Integrated Resonance Frequency Trimming
• Uplink – Frequency Shift Keying
• 0.6mm Pitch, 4mm x 4mm VQFN Package
• Data is Directly Transmitted Over the LF Link From the Base Station via the TMS37157 to the Micrcontroller and Vice Versa.
• Microcontroller can Read the Content of the Memory When It Gets Connected to a Battery and Use It for Configuration
• Ultra Low Power Data Logger Memory (Smart Metering)
• Memory Can Be Read Through LF Interface Without Battery Support
• Ultra Low Power Mode can Result in an Overall Power Consumption of 60 nA
• Power Management of the TMS37157 can Power Down the Microcontroller
• Stand Alone LF-Transponder with Memory
• Only Few Additional Components Needed
• No Battery Required