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PYA28HC256 Datasheet, PDF (10/15 Pages) Pyramid Semiconductor Corporation – Access Times of 70, 90 and 120ns Software Data Protection | |||
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AC TEST CONDITIONS
Input Pulse Levels
Input Rise and Fall Times
Input Timing Reference Level
Output Timing Reference Level
Output Load
GND to 3.0V
10ns
1.5V
1.5V
See Figure 1
PYA28HC256 - HIGH SPEED 32K x 8 EEPROM
TRUTH TABLE
Mode
CE
OE
WE
Read
L
L
H
Write
L
H
L
Write Inhibit
X
L
X
Write Inhibit
X
X
H
Standby
H
X
X
Output Disable
X
H
X
I/O
DOUT
DIN
â
â
High Z
High Z
Figure 1. Output Load
Document # EEPROM106 REV 03
Page 10
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