PRELIMINARY
SPECIFICATION
Austin Semiconductor, Inc.
EEPROM
AS8ERLC128K32
ELECTRICAL CHARACTERISTICS AND RECOMMENDED AC WRITE CHARACTERISTICS
(-55
o
C < T
A
< +125
o
C; Vcc = 3.3V +.3V)
SYMBOL
t
AS
t
AH
t
CS
t
CH
t
WS
t
WH
t
OES
t
OEH
t
DS
t
DH
t
WP
t
CW
t
DL
t
BLC
t
BL
t
WC
t
DB
t
DW
t
RP
t
RES
Address Setup Time
Address Hold Time
CE\ to Write Setup Time (WE\ controlled)
CE\ Hold Time (WE\ controlled)
WE\ to Write Setup Time (CE\ controlled)
WE\ to Hold Time (CE\ controlled)
OE\ to Write Setup Time
OE\ to Hold Time
Data Setup Time
Data Hold Time
WE\ Pulse Width (WE\ controlled)
CE\ Pulse Width (CE\ controlled)
Data Latch Time
Byte Load Cycle
Byte Load Window
Write Cycle Time
Time to Device Busy
Write Start Time
Reset Protect Time
Reset High Time
(5)
PARAMETER
MIN
(2)
0
150
0
0
0
0
0
0
100
10
250
250
750
1
100
MAX
UNITS
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
30
µs
µs
15
150
250
(4)
(3)
ms
ns
ns
µs
µs
100
2
READ TIMING WAVEFORM
ADDRESS
CE\
t
ACC
t
CE
t
OE
t
DF
t
OH
OE\
WE\
Data Out
V
IH
HIGH-Z
t
RR
DATA OUT VALID
t
DFR
RES\
AS8ERLC128K32
Rev. 1.9 06/06
Austin Semiconductor, Inc. reserves the right to change products or specifications without notice.
5
AUSTIN [ AUSTIN SEMICONDUCTOR ]
