X28HC64_06 Datasheet, PDF (14/17 Pages) Intersil Corporation – 5 Volt, Byte Alterable EEPROM

X28HC64
A.C. CHARACTERISTICS (Over the recommended operating conditions unless otherwise specified.)
Read Cycle Limits
Symbol
t_RC
t_CE
t_AA
t_OE
t_LZ(4)
t_OLZ(4)
t_HZ(4)
t_OHZ(4)
t_OH
Parameter
Read cycle time
Chip enable access time
Address access time
Output enable access time
CE LOW to active output
OE LOW to active output
CE HIGH to high Z output
OE HIGH to high Z output
Output hold from address change
X28HC64-70
-55°C to +125°C
Min. Max.
70
70
70
35
0
0
30
30
0
X28HC64-90
-55°C to +125°C
Min. Max.
90
90
90
40
0
0
30
30
0
X28HC64-12
-55°C to +125°C
Min. Max.
120
120
120
50
0
0
30
30
0
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
Read Cycle
t_RC
Address
t_CE
CE
t_OE
OE
V_IH
WE
Data I/O
HIGH Z
t_OLZ
t_LZ
t_OH
Data Valid
t_AA
t_HZ
Data Valid
t_OHZ
Note: (4) t_LZ min., t_HZ, t_OLZ min., and t_OHZ are periodically sampled and not 100% tested. t_HZ max. and t_OHZ max. are measured from the point
when CE or OE return HIGH (whichever occurs first) to the time when the outputs are no longer driven.
14
FN8109.1
June 7, 2006