HN29V51211 Renesas Electronics Corporation., HN29V51211 Datasheet - Page 37
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HN29V51211
Manufacturer Part Number
HN29V51211
Description
512m And Type Flash Memory More Than 32,113-sector 542,581,248-bit - Hitachi Semiconductor
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.HN29V51211.pdf
(42 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HN29V51211T-50H
Manufacturer:
ALESIS
Quantity:
622
Unusable Sector
Initially, the HN29V51211 includes unusable sectors. The unusable sectors must be distinguished from the
usable sectors by the system as follows.
1. Check the partial invalid sectors in the devices on the system. The usable sectors were programmed the
following data. Refer to the flowchart “Indication of unusable sectors”.
Initial Data of Usable Sectors
Column address
Data
2. Do not erase and program to the partial invalid sectors by the system.
Sector number + 1
Sector number =
0H to 81FH
FFH
Notes: 1. Refer to table "Initial data of usable sectors".
Bad sector*
2. Bad sectors are installed in system.
820H
1CH
2
Indication of Unusable Sectors
No
No
821H
71H
Sector number = 32,767
Sector number = 0
822H
C7H
Check data*
Read data
Yes
Yes
START
END
823H
1CH
1
824H
71H
Column address = 820H to 825H
HN29V51211 Series
825H
C7H
826H to 83FH
FFH
37