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參數資料
型號: W49V002A
廠商: WINBOND ELECTRONICS CORP
英文描述: 256K x 8 CMOS FLASH MEMORY WITH LPC INTERFACE
中文描述: 256K × 8的CMOS閃存與LPC接口
文件頁數: 16/32頁
文件大小: 300K
代理商: W49V002A
W49V002FA
- 16 -
Programmer Interface Mode AC Characteristics, continued
AC Characteristics
Read Cycle Timing Parameters
(V
DD
= 3.3V
±
5%, V
GND
= 0V, T
A
= 0 to 70
°
C)
PARAMETER
SYMBOL
T
RC
T
AS
T
AH
T
AA
T
OE
T
OLZ
T
OHZ
T
OH
W49V002FA
MIN.
300
50
50
-
-
0
-
0
UNIT
nS
nS
nS
nS
nS
nS
nS
nS
MAX.
-
-
-
200
100
-
50
-
Read Cycle Time
Row/Column Address Set Up Time
Row/Column Address Hold Time
Address Access Time
Output Enable Access Time
#OE Low to Active Output
#OE High to High-Z Output
Output Hold from Address Change
Write Cycle Timing Parameters
PARAMETER
SYMBOL
T
RST
T
AS
T
AH
T
CWH
T
WP
T
WPH
T
DS
T
DH
T
OEH
T
BP
T
EC
MIN.
1
50
50
50
100
100
50
50
0
-
-
TYP.
-
-
-
-
-
-
-
-
-
50
0.15
MAX.
-
-
-
-
-
-
-
-
-
100
0.2
UNIT
μ
S
nS
nS
nS
nS
nS
nS
nS
nS
μ
S
S
Reset Time
Address Setup Time
Address Hold Time
R/#C to Write Enable High Time
#WE Pulse Width
#WE High Width
Data Setup Time
Data Hold Time
#OE Hold Time
Byte programming Time
Erase Cycle Time
Note: All AC timing signals observe the following guidelines for determining setup and hold times:
(a) High level signal's reference level is input high and (b) low level signal's reference level is input low.
Ref. to the AC testing condition.
Data Polling and Toggle Bit Timing Parameters
PARAMETER
SYMBOL
T
OEP
T
OET
W49V002FA
MIN.
-
-
UNIT
nS
nS
MAX.
40
40
#OE to Data Polling Output Delay
#OE to Toggle Bit Output Delay
相關PDF資料
PDF描述
W49V002AP 256K x 8 CMOS FLASH MEMORY WITH LPC INTERFACE
W49V002AQ 256K x 8 CMOS FLASH MEMORY WITH LPC INTERFACE
W49V002FA 256K X 8 CMOS FLASH MEMORY WITH FWH INTERFACE
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W49V002FAQ 256K X 8 CMOS FLASH MEMORY WITH FWH INTERFACE
相關代理商/技術參數
參數描述
W49V002AP 制造商:WINBOND 制造商全稱:Winbond 功能描述:256K x 8 CMOS FLASH MEMORY WITH LPC INTERFACE
W49V002AQ 制造商:WINBOND 制造商全稱:Winbond 功能描述:256K x 8 CMOS FLASH MEMORY WITH LPC INTERFACE
W49V002FA 制造商:WINBOND 制造商全稱:Winbond 功能描述:256K X 8 CMOS FLASH MEMORY WITH FWH INTERFACE
W49V002FAP 制造商:WINBOND 制造商全稱:Winbond 功能描述:256K X 8 CMOS FLASH MEMORY WITH FWH INTERFACE
W49V002FAQ 制造商:WINBOND 制造商全稱:Winbond 功能描述:256K X 8 CMOS FLASH MEMORY WITH FWH INTERFACE