Download BQ2022A Datasheet PDF
BQ2022A page 2
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BQ2022A Description

The BQ2022A is a 1-Kbit serial EPROM containing a factory-programmed, unique 48-bit identification number, 8-bit CRC generation, and the 8-bit family code (09h). A 64-bit status register controls write protection and page redirection. The BQ2022A SDQ™ interface requires only a single connection and a ground return.

BQ2022A Key Features

  • 1024 bits of one-time programmable (OTP) EPROM for storage of user-programmable configuration data
  • Factory-programmed unique 64-bit identification number
  • Single-wire interface to reduce circuit board routing
  • Synchronous munication reduces host
  • 15-KV IEC 61000-4-2 ESD pliance on data pin
  • No standby power required
  • Available in a 3-pin SOT-23 package and TO-92