PYX28HC64 Datasheet, PDF (8/11 Pages) Pyramid Semiconductor Corporation – Access Times of 70, 90, and 120ns Software Data Protection

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
TRUTH TABLE
Mode
CE
Read
V_IL
Chip Clear
V_IL
Byte Write
V_IL
Write Inhibit
X
Write Inhibit
X
Standby
V_IH
PYX28HC64 - 8K x 8 EEPROM
OE WE I/O
V_IL
V_IH
D_OUT
V_IH
V_IL X
V_IH
V_IL
D_IN
V_IL
X High Z / D_OUT
X
V_IH High Z / D_OUT
X
X High Z
Figure 1. Output Load
Document # EEPROM107 REV OR
Page 8