Document Number: 002-00948 Rev. *C
S29CD032J
S29CD016J
S29CL032J
S29CL016J
17.5
Write Protect (WP#)
Figure 24. WP# Timing
17.6
Erase/Program Operations
Notes
67. Not 100% tested.
68. See
Command Definitions on page 67
for more information.
69. Program Erase Parameters are the same, regardless of Synchronous or Asynchronous mode.
Table 26. Erase/Program Operations
Parameter
Description
All Speed
Options
Unit
JEDEC
Std.
t
AVAX
t
WC
Write Cycle Time
Min
60
ns
t
AVWL
t
AS
Address Setup Time
Min
0
ns
t
WLAX
t
AH
Address Hold Time from WE# Falling Edge
Min
11.75
ns
t
DVWH
t
DS
Data Setup to WE# Rising Edge
Min
18
ns
t
WHDX
t
DH
Data Hold from WE# Rising Edge
Min
2
ns
t
GHWL
t
WEH
Read Recovery Time Before Write
(OE# High to WE# Low, WE# Hold Time)
Min
0
ns
t
OEP
Min
16
ns
t
ELWL
t
CS
CE# Setup Time
Min
0
ns
t
WHEH
t
CH
CE# Hold Time
Min
0
ns
t
WLWH
t
WP
WE# Width
Min
25
ns
t
WHWL
t
WPH
Write Pulse Width High
Min
30
ns
t
WHWH1
t
WHWH1
Programming Operation
, Double-Word
Typ
9
µs
t
WHWH2
t
WHWH2
Sector Erase Operation
Typ
0.5
sec.
t
VCS
V
CC
Setup Time
Min
50
µs
t
RB
Recovery Time from RY/BY#
Min
0
ns
t
BUSY
RY/BY# Delay After WE# Rising Edge
Max
90
ns
t
WPWS
WP# Setup to WE# Rising Edge with Command
Min
20
ns
t
WPRH
WP# Hold after RY/BY# Rising Edge
Max
2
ns
Program/Erase Command
WP#
Data
Valid WP#
t
BUSY
t
DS
t
DH
WE#
RY/BY#
t
WPWS
t
WPRH
t
WP