參數(shù)資料
型號: 29PL256N
廠商: Spansion Inc.
英文描述: 256/128/128 Mb (16/8/8 M x 16-Bit) CMOS, 3.0 Volt-only Simultaneous Read/Write, Page-Mode Flash Memory
中文描述: 256/128/128字節(jié)(16/8/8 M中的x 16位),3.0伏的CMOS只同步讀/寫,頁模式閃存
文件頁數(shù): 59/74頁
文件大?。?/td> 1968K
代理商: 29PL256N
June 6, 2007 S29PL-N_00_A5
S29PL-N MirrorBit
Flash Family
59
D a t a
S h e e t
( P r e l i m i n a r y )
11.8
AC Characteristics
11.8.1
Read Operations
Notes
1. Not 100% tested.
2. See
Figure 11.3 on page 55
and
Table 11.1 on page 55
for test specifications
3. Measurements performed by placing a 50 ohm termination on the data pin with a bias of V
CC
/2. The time from OE# high to the data bus
driven to V
CC
/2 is taken as t
DF
.
4. For 70pf Output Load Capacitance, 2 ns is added to the above t
ACC
,t
CE
,t
PACC
,t
OE
values for all speed grades
5. CE1# and CE2# for the PL129N.
11.8.2
Read Operation Timing Diagrams
Figure 11.6
Read Operation Timings
Parameter
Description
(Notes)
Test Setup
Speed Options
Unit
JEDEC
Std.
65
70
80
t
AVAV
t
RC
Read Cycle Time (
1
)
Min
65
70
80
ns
t
AVQV
t
ACC
Address to Output Delay
CE#, OE# = V
IL
Max
65
70
80
ns
t
ELQV
t
CE
Chip Enable to Output Delay (
5
)
OE# = V
IL
Max
65
70
80
ns
t
PACC
Page Access Time
Max
25
30
30
ns
t
GLQV
t
OE
Output Enable to Output Delay
Max
25
30
30
ns
t
EHQZ
t
DF
Chip Enable to Output High Z (
3
)
Max
16
ns
t
GHQZ
t
DF
Output Enable to Output High Z (
1
,
3
)
Max
16
ns
t
AXQX
t
OH
Output Hold Time From Addresses, CE# or OE#,
Whichever Occurs First (
3
)
Min
5
ns
t
OEH
Output Enable Hold Time (
1
)
Read
Min
0
ns
Toggle and Data# Polling
Min
10
ns
t
OH
t
CE
Data
WE#
Addresses
CE#
OE#
HIGH Z
Valid Data
HIGH Z
Addresses Stable
t
RC
t
ACC
t
OEH
t
RH
t
OE
t
RH
0 V
RY/BY#
RESET#
t
DF
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