本文详细介绍了SRi4K NFC芯片的特性与规格，包括其ISO14443标准符合性、13.56MHz工作频率、4096位EEPROM存储、抗碰撞功能以及数据保留能力等。SRi4K适用于短距离无线通讯应用。
相关文章
1、SRiX4K NFC Card Datasheet----http://www.orangetags.com/rfid-chip-datasheet/stmicroelectronics-rfid/stm-sr-series-datasheet/srix4k-datasheet/
2、IC卡读写软件----https://download.youkuaiyun.com/download/stwyg/9201591
SRi4K
SR176* | SRi4K | SRi512 | SRiX4K | SRiX512 | SRT512
13.56 MHz short-range contactless memory chip with 4096-bit EEPROM and anticollision functions
Datasheet : SRi4K.pdf
Features
- ISO 14443-2 Type B air interface compliant
- ISO 14443-3 Type B frame format compliant
- 13.56 MHz carrier frequency
- 847 kHz subcarrier frequency
- 106 Kbit/second data transfer
- 8 bit Chip_ID based anticollision system
- 2 count-down binary counters with automated antitearing protection
- 64-bit Unique Identifier
- 4096-bit EEPROM with Write Protect feature
- READ BLOCK and WRITE BLOCK (32 bits)
- Internal tuning capacitor
- 1million ERASE/WRITE cycles
- 40-year data retention
- Self-timed programming cycle
- 5 ms typical programming time
- Packages
- ECOPACK® (RoHS compliant)
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