X28HC256_15 Datasheet, PDF (15/19 Pages) Intersil Corporation – 256k, 32k x 8-Bit, 5V, Byte Alterable EEPROM

X28HC256
Revision History
The revision history provided is for informational purposes only and is believed to be accurate, but not warranted. Please go to the web to make sure that
you have the latest revision.
DATE
REVISION
CHANGE
August 27, 2015
FN8108.5
Removed the reference to Military part under “Recommended Operating Conditions” and “Thermal Information”
Removed X28HC256J-15, X28HC256SI-15, X28HC256SIZ-15, X28HC256J-12, X28HC256S-12, and
X28HC256S-90 from the Ordering Information table on page 2.
Updated Pin Description table on page 3.
March 31, 2015
FN8108.4
-Updated entire datasheet to Intersil new standard.
-Added revision history and about Intersil verbiage.
-Third paragraph on page 1 updated From:
Endurance for the X28HC256 is specified as a minimum 1,000,000 write cycles per byte and an inherent data
retention of 100 years.
To:
Endurance for the X28HC256 is specified as a minimum 100,000 write cycles per byte and an inherent data
retention of 100 years.
-Features section on page 1 updated From:
Highly reliable Direct Write™ cell
- Endurance: 1,000,000 cycles
To:
Highly reliable Direct Write™ cell
- Endurance: 100,000 cycles
“Endurance and Data Retention” on page 4 updated Endurance from 1,000,000 to 100,000.
-Ordering information table on page 2: Removed obsolete part numbers X28HC256P-15, X28HC256PI-15,
X28HC256P-12, X28HC256PI-12, X28HC256P-90.
-Ordering information table on page 2 updated the “Access time’ section.
Thermal Information table on page 4 updated “Temperature Under Bias” section for X28HC256 value from 10°C
to +85°C to -10°C to +85°C.
“DC Electrical Specifications” on page 4, added a note to Min and Max values.
Removed note in Electrical Spec Table that referenced an obsolete part.
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FN8108.5
August 27, 2015