HN58S256AT-20 HITACHI [Hitachi Semiconductor], HN58S256AT-20 Datasheet - Page 13
![no-image](/images/no-image-200.jpg)
HN58S256AT-20
Manufacturer Part Number
HN58S256AT-20
Description
256 k EEPROM (32-kword x 8-bit)
Manufacturer
HITACHI [Hitachi Semiconductor]
Datasheet
1.HN58S256AT-20.pdf
(17 pages)
- Current page: 13 of 17
- Download datasheet (90Kb)
Data Protection
1. Data Protection against Noise on Control Pins (CE, OE, WE) during Operation
During readout or standby, noise on the control pins may act as a trigger and turn the EEPROM to
programming mode by mistake.
To prevent this phenomenon, this device has a noise cancelation function that cuts noise if its width is 20
ns or less in program mode.
Be careful not to allow noise of a width of more than 20 ns on the control pins.
WE
CE
OE
20 ns max
V
0 V
V
0 V
IH
IH
HN58S256A Series
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