HN58V256A Datasheet, PDF (24/25 Pages) Hitachi Semiconductor – 256k EEPROM (32-kword x 8-bit) Ready/Busy and RES function (HN58V257A)

Revision Record (cont.)
Rev. Date
Contents of Modification
Page Description
1.0 Apr. 12. 1995 6
16
Timing Waveforms
Data Polling Timing Waveform: Addition of note 1
Toggle bit Waveform: Addition of note 4
Functional Description
Data Protection 2-(2) Addition of figure
2.0 Mar. 4. 1997 16
Functional Description
Data protection 3: Addition of note
3.0 May. 20. 1997 16
Functional Description
Data protection 3: Change of Description
4.0 Oct. 24. 1997 8
Timing Waveforms
Read Timing Waveform: Correct error
5.00 Nov. 17. 2003  Change format issued by Renesas Technology Corp.
2
Ordering Information
Addition of HN58V256AFP-12E, HN58V256AT-12E, HN58V257AT-12E
20-22 Package Dimensions
FP-28D to FP-28D, FP-28DV
TFP-28DB to TFP-28DB, TFP-28DBV
TFP-32DA to TFP-32DA, TFP-32DAV