X28C512_06 Datasheet, PDF (13/21 Pages) Intersil Corporation – 5V, Byte Alterable EEPROM

X28C512, X28C513
AC Electrical Specifications Over the recommended operating conditions, unless otherwise specified.
X28C512-90 X28C512-12 X28C512-15 X28C512-20
X28C513-90 X28C513-12 X28C513-15 X28C513-20
SYMBOL
PARAMETER
MIN MAX MIN MAX MIN MAX MIN MAX
READ CYCLE LIMITS
t_RC
t_CE
t_AA
t_OE
t_LZ
(Note 3)
Read cycle time
Chip enable access time
Address access time
Output enable access time
CE LOW to active output
90
120
150
200
90
120
150
200
90
120
150
200
40
50
50
50
0
0
0
0
t_OLZ OE LOW to active output
0
(Note 3)
0
0
0
t_HZ
CE HIGH to high Z output
(Note 3)
40
50
50
50
t_OHZ OE HIGH to high Z output
(Note 3)
40
50
50
50
t_OH
Output hold from address change
0
0
0
0
X28C512-25
X28C513-25
MIN MAX UNIT
250
ns
250 ns
250 ns
50
ns
0
ns
0
ns
50
ns
50
ns
0
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_HZ
Data Valid
t_OHZ
t_AA
NOTE:
3. 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, with C_L = 5pF from the
point when CE or OE return HIGH (whichever occurs first) to the time when the outputs are no longer driven.
13
FN8106.2
June 7, 2006