am49dl640bg Meet Spansion Inc., am49dl640bg Datasheet - Page 44
![no-image](/images/no-image-200.jpg)
am49dl640bg
Manufacturer Part Number
am49dl640bg
Description
64 Mbit 8 M ? 8-bit/4 M ? 16-bit Cmos And 32 Mbit 512k ? 16-bit Pseudo Static Ram Preliminary
Manufacturer
Meet Spansion Inc.
Datasheet
1.AM49DL640BG.pdf
(62 pages)
- Current page: 44 of 62
- Download datasheet (2Mb)
FLASH AC CHARACTERISTICS
Erase and Program Operations
Notes:
1. Not 100% tested.
2. See the “Flash Erase And Programming Performance” section for more information.
March 8, 2002
JEDEC
t
t
t
t
t
t
t
t
t
t
WHWH1
WHWH1
WHWH2
t
t
t
t
t
DVWH
WHDX
GHWL
EHWH
WHEH
WLWH
WHDL
AVWL
WLAX
WLEL
ELWL
AVAV
Parameter
t
t
t
WHWH1
WHWH1
WHWH2
t
t
t
t
t
t
GHWL
Std
t
OEPH
t
BUSY
SR/W
t
t
t
t
WPH
t
t
t
t
t
t
t
ASO
AHT
VCS
WC
WS
WH
WP
AH
DS
DH
CS
CH
RB
AS
Description
Write Cycle Time (Note 1)
Address Setup Time
Address Setup Time to OE# low during toggle bit polling
Address Hold Time
Address Hold Time From CE#f or OE# high
during toggle bit polling
Data Setup Time
Data Hold Time
Output Enable High during toggle bit polling
Read Recovery Time Before Write
(OE# High to WE# Low)
WE# Setup Time (CE#f to WE#)
CE#f Setup Time
WE# Hold Time (CE#f to WE#)
CE#f Hold Time
Write Pulse Width
Write Pulse Width High
Latency Between Read and Write Operations
Programming Operation (Note 2)
Accelerated Programming Operation,
Word or Byte (Note 2)
Sector Erase Operation (Note 2)
V
Write Recovery Time from RY/BY#
Program/Erase Valid to RY/BY# Delay
CC
Setup Time (Note 1)
P R E L I M I N A R Y
Am49DL640BG
Word
Byte
Max
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Typ
Typ
Typ
Typ
Min
Min
70
70
40
40
30
Speed
0.4
15
20
30
50
90
0
0
0
0
0
0
0
0
0
5
7
4
0
85
85
45
45
35
Unit
sec
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
µs
µs
ns
ns
43
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