Document Number: 002-00948 Rev. *C
S29CD032J
S29CD016J
S29CL032J
S29CL016J
17.7
Alternate CE# Controlled Erase/Program Operations
Notes
80. Not 100% tested.
81. See
Command Definitions on page 67
for more information.
Figure 33. Alternate CE# Controlled Write Operation Timings
Notes
82. PA = program address, PD = program data, DQ7# = complement of the data written to the device, D
OUT
= data written to the device.
83. Figure indicates the last two bus cycles of the command sequence.
Table 27. Alternate CE# Controlled Erase/Program Operations
Parameter
Description
All Speed Options
Unit
JEDEC
Std.
t
AVAV
t
WC
Write Cycle Time
Min
65
ns
t
AVEL
t
AS
Address Setup Time
Min
0
ns
t
ELAX
t
AH
Address Hold Time
Min
45
ns
t
DVEH
t
DS
Data Setup Time
Min
35
ns
t
EHDX
t
DH
Data Hold Time
16 Mb
Min
2
ns
32 Mb
Min
5
ns
t
GHEL
t
GHEL
Read Recovery Time Before Write (OE# High to WE# Low)
Min
0
ns
t
WLEL
t
WS
WE# Setup Time
Min
0
ns
t
EHWH
t
WH
WE# Hold Time
Min
0
ns
t
WP
WE# Width
Min
25
ns
t
ELEH
t
CP
CE# Pulse Width
Min
20
ns
t
EHEL
t
CPH
CE# Pulse Width High
Min
30
ns
t
WHWH1
t
WHWH1
Double-Word
Typ
9
µs
t
WHWH2
t
WHWH2
Sector Erase Operation
Typ
0.5
sec
t
WCKS
WE# Rising Edge Setup to CLK Rising Edge
Min
5
ns
t
AH
t
GHEL
t
WS
OE#
CE#
WE#
RESET#
t
DS
Data
t
DH
t
CP
DQ7#
D
OUT
t
WC
t
AS
t
CPH
PA
Data# Polling
A0 for program
55 for erase
t
RH
t
WHWH1 or 2
RY/BY#
t
WH
PD for program
30 for sector erase
10 for chip erase
555 for program
2AA for erase
PA for program
SA for sector erase
555 for chip erase
t
BUSY
t
WPH
Addresses
t
WP