SUMMARY DESCRIPTION
The SR176 is a contactless memory, powered by an externally transmitted radio wave. It contains 176 bits of user EEPROM, fabricated with STMicroelectronics CMOS technology. The memory is organized as 16 blocks of 16 bits, of which 11 blocks are user accessible.

FEATURES SUMMARY
■ ISO 14443 - 2 Type B Air Interface Compliant
■ ISO 14443 - 3 Type B Frame Format Compliant
■ 13.56MHz Carrier Frequency
■ 847kHz Subcarrier Frequency
■ 106kbit/s Data Transfer
■ Data Transfer
    – ASK Modulation from Reader to Tag
    – BPSK Coding from Tag to Reader
■ 176-bit EEPROM with Write Protect Feature
■ 64-bit Unique Identifier
■ READ BLOCK & WRITE BLOCK (16 Bits)
■ Internal Tuning Capacitor
■ Self-Timed Programming Cycle
■ 5ms Programming Time (typical)
■ More than 100,000 Erase/Write Cycles
■ More than 10 Year Data Retention