BQ3287E_14 Datasheet, PDF (5/8 Pages) Texas Instruments – Real-Time Clock (RTC) Module

Not Recommended For New Designs
bq3287E/bq3287EA
Data Sheet Revision History
Change No.
Page No.
Description
Nature of Change
1
8
Register C, bit 2
Was 0; is na (not affected)
2
2
IRCL max. was 275; is now 185. Pull-down = 30K. Value change
2
2
IXTRAM max. was -75; is now -185.
Value change
Notes:
Change 1 = Apr. 1994 B “Final” changes from Dec. 1993 A “Preliminary.”
Change 2 = Sept. 1996 C changes from April 1994 B.
Ordering Information
bq3287E MT -
Temperature:
blank = Commercial (0 to +70°C)
Package Option:
MT = T-type module
RAM Clear Option:
A = RAM clear on pin 21
no mark = No connect on pin 21
Device:
bq3287E Real-Time Clock Module
Sept. 1996 C
5