(China (Mainland))
Product Summary
The BQ2022ADBZR is a 1K-bit 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 applications of the BQ2022ADBZR are Security Encoding, Inventory Tracking, Product-Revision Maintenance and Battery-Pack Identification.
Parametrics
BQ2022ADBZR absolute maximum ratings: (1)V PU DC voltage applied to data: – 0.3 V to 7 V; (2)I OL Low-level output current 40 mA; (3)ESD IEC 61000-4-2 Air discharge Data to V SS, V SS to data: 15 kV; (4)T A Operating free-air temperature range: – 20 to 70℃; (5)T A(Comm) Communication free-air temperature range Communication is specified by design: – 40 to 85℃; (6)T stg Storage temperature range: – 55 to 125℃; (7)Lead temperature (soldering, 10 s): 260℃.
Features
BQ2022ADBZR features: (1)1024 bits of One-Time Programmable (OTP) EPROM For Storage Of User-Programmable Configuration Data; (2)Factory-Programmed Unique 64-Bit Identification Number; (3)Bus-Interface Architecture Allowing Multiple bq2022As Attached to a Single Host; (4)Single-Wire Interface to Reduce Circuit Board Routing; (5)Synchronous Communication Reduces Host Interrupt Overhead; (6)No Standby Power Required; (7)Available in a 3-Pin SOT23 Package and TO-92 Package.
Diagrams
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 BQ2022ADBZR |
Texas Instruments |
EPROM 1KB Ser EPROM |
Data Sheet |
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BQ2022ADBZRG4 |
Texas Instruments |
EPROM 1KB Ser EPROM |
Data Sheet |
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