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參數資料
型號: W29C512AP-90
廠商: WINBOND ELECTRONICS CORP
元件分類: PROM
英文描述: 64 K x 8 CMOS FLASH MEMORY
中文描述: 64K X 8 FLASH 5V PROM, 90 ns, PQCC32
封裝: PLASTIC, LCC-32
文件頁數: 11/20頁
文件大小: 265K
代理商: W29C512AP-90
W29C512A
Publication Release Date: February 5, 2002
- 11 -
Revision A2
Read Cycle Timing Parameters
(V
DD
= 5.0V
±
5
%
, V
SS
= 0V, T
A
= 0 to 70
°
C)
PARAMETER
SYM.
W29C512A-90
UNIT
MIN.
MAX.
Read Cycle Time
T
RC
90
-
nS
Chip Enable Access Time
T
CE
-
90
nS
Address Access Time
T
AA
-
90
nS
Output Enable Access Time
T
OE
-
40
nS
#CE High to Hight-Z Output
T
CHZ
-
25
nS
#WE High to High-Z Output
T
OHZ
-
25
nS
Output Hold from Address Change
T
OH
0
-
nS
Byte/Page-write Cycle Timing Parameters
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
Write Cycle (Erase and Program)
T
WC
-
-
10
mS
Address Setup Time
T
AS
0
-
-
nS
Address Hold Time
T
AH
50
-
-
nS
#WE and #CE Setup Time
T
CS
0
-
-
nS
#WE and #CE Hold Time
T
CH
0
-
-
nS
#OE High Setup Time
T
OES
0
-
-
nS
#OE High Hold Time
T
OEH
0
-
-
nS
#CE Pulse Width
T
CP
90
-
-
nS
#WE Pulse Width
T
WP
90
-
-
nS
#WE High Width
T
WPH
100
-
-
nS
Data Setup Time
T
DS
35
-
-
nS
Data Hold Time
T
DH
0
-
-
nS
Byte Load Cycle Time
T
BLC
-
-
150
μ
S
Notes: All AC timing signals observe the following guidelines for determining setup and hold times:
(1) High level signal's reference level is V
IH
.
(2) Low level signal's reference level is V
IL
.
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