BQ4845 Datasheet, PDF (14/22 Pages) Texas Instruments – Parallel RTC With CPU Supervisor

bq4845/bq4845Y
Read Cycle No. 1 (Address Access) ^1,2
Read Cycle No. 2 (CS Access) ^1,3,4
Read Cycle No. 3 (OE Access) ^1,5
Notes:
1. WE is held high for a read cycle.
2. Device is continuously selected: CS = OE = VIL.
3. Address is valid prior to or coincident with CS transition low.
4. OE = VIL.
5. Device is continuously selected: CS = VIL.
14
Aug. 1995