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參數資料
型號: W29C020
廠商: WINBOND ELECTRONICS CORP
英文描述: 256K×8bit CMOS Flash Memory(256K×8位CMOS閃速存儲器)
中文描述: 256K × 8位的CMOS閃存(256K × 8位的CMOS閃速存儲器)
文件頁數: 12/21頁
文件大?。?/td> 267K
代理商: W29C020
W29C020
- 12 -
AC Characteristics, continued
Read Cycle Timing Parameters
(V
DD
= 5.0V
±
10
%
for 90 nS and 120 nS; V
DD
= 5.0V
±
5% for 70 nS, V
SS
= 0V, T
A
= 0 to 70
°
C)
PARAMETER
SYM.
W29C020-70
W29C020-90
W29C020-12
UNIT
MIN.
70
-
-
-
-
MAX.
-
70
70
35
25
MIN.
90
-
-
-
-
MAX.
-
90
90
40
25
MIN.
120
-
-
-
-
MAX.
-
120
120
50
30
Read Cycle Time
Chip Enable Access Time
Address Access Time
Output Enable Access Time
T
RC
T
CE
T
AA
T
OE
T
CHZ
nS
nS
nS
nS
nS
CE High to High-Z Output
OE High to High-Z Output
Output Hold from Address change
T
OHZ
-
25
-
25
-
30
nS
T
OH
0
-
0
-
0
-
nS
Byte/Page-write Cycle Timing Parameters
PARAMETER
SYMBOL
T
WC
T
AS
T
AH
T
CS
MIN.
-
0
50
0
TYP.
-
-
-
-
MAX.
10
-
-
-
UNIT
mS
nS
nS
nS
Write Cycle (erase and program)
Address Setup Time
Address Hold Time
WE and CE Setup Time
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
70
-
-
nS
WE Pulse Width
T
WP
70
-
-
nS
WE High Width
Data Setup Time
Data Hold Time
Byte Load Cycle Time
T
WPH
100
-
-
nS
T
DS
T
DH
T
BLC
50
0
-
-
-
-
-
-
nS
nS
μ
S
150
Note: All AC timing signals observe the following guideline for determining setup and hold times:
Reference level is V
IH
for high-level signal and V
IL
for low-level signal.
相關PDF資料
PDF描述
W29C020-90 Circular Connector; MIL SPEC:MIL-DTL-38999 Series III; Body Material:Metal; Series:TVS06; Number of Contacts:10; Connector Shell Size:13; Connecting Termination:Crimp; Circular Shell Style:Straight Plug; Body Style:Straight
W29C020-70B 256K X 8 CMOS FLASH MEMORY
W29C020-90A 256K X 8 CMOS FLASH MEMORY
W29C020-90B 256K X 8 CMOS FLASH MEMORY
W29C020P-12 256K X 8 CMOS FLASH MEMORY
相關代理商/技術參數
參數描述
W29C020-12 制造商:WINBOND 制造商全稱:Winbond 功能描述:256K X 8 CMOS FLASH MEMORY
W29C020-12A 制造商:WINBOND 制造商全稱:Winbond 功能描述:256K X 8 CMOS FLASH MEMORY
W29C020-12B 制造商:WINBOND 制造商全稱:Winbond 功能描述:256K X 8 CMOS FLASH MEMORY
W29C020-70 制造商:WINBOND 制造商全稱:Winbond 功能描述:256K X 8 CMOS FLASH MEMORY
W29C020-70A 制造商:WINBOND 制造商全稱:Winbond 功能描述:256K X 8 CMOS FLASH MEMORY