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STK14EC8-BF45TR 参数 Datasheet PDF下载

STK14EC8-BF45TR图片预览
型号: STK14EC8-BF45TR
PDF下载: 下载PDF文件 查看货源
内容描述: 512Kx8自动存储的nvSRAM [512Kx8 Autostore nvSRAM]
分类和应用: 存储静态存储器
文件页数/大小: 19 页 / 353 K
品牌: SIMTEK [ SIMTEK CORPORATION ]
 浏览型号STK14EC8-BF45TR的Datasheet PDF文件第2页浏览型号STK14EC8-BF45TR的Datasheet PDF文件第3页浏览型号STK14EC8-BF45TR的Datasheet PDF文件第4页浏览型号STK14EC8-BF45TR的Datasheet PDF文件第5页浏览型号STK14EC8-BF45TR的Datasheet PDF文件第7页浏览型号STK14EC8-BF45TR的Datasheet PDF文件第8页浏览型号STK14EC8-BF45TR的Datasheet PDF文件第9页浏览型号STK14EC8-BF45TR的Datasheet PDF文件第10页  
Preliminary  
STK14EC8  
SRAM WRITE CYCLES #1 & #2  
SYMBOLS  
NO.  
STK14EC8-15  
STK14EC8-25  
STK14EC8-45  
PARAMETER  
UNITS  
#1  
#2  
Alt.  
tWC  
tWP  
tCW  
tDW  
tDH  
tAW  
tAS  
MIN  
15  
10  
15  
5
MAX  
MIN  
25  
20  
20  
10  
0
MAX  
MIN  
45  
30  
30  
15  
0
MAX  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
tAVAV  
tAVAV  
tWLEH  
tELEH  
tDVEH  
tEHDX  
tAVEH  
tAVEL  
tEHAX  
Write Cycle Time  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
tWLWH  
tELWH  
tDVWH  
tWHDX  
tAVWH  
tAVWL  
tWHAX  
Write Pulse Width  
Chip Enable to End of Write  
Data Set-up to End of Write  
Data Hold after End of Write  
Address Set-up to End of Write  
Address Set-up to Start of Write  
Address Hold after End of Write  
Write Enable to Output Disable  
Output Active after End of Write  
0
10  
0
20  
0
30  
0
tWR  
tWZ  
tOW  
0
0
0
e, g  
tWLQZ  
7
10  
15  
tWHQX  
3
3
3
Note g: If W is low when E goes low, the outputs remain in the high-impedance state.  
Note h: E or W must be VIH during address transitions.  
g,h  
SRAM WRITE CYCLE #1: W Controlled  
12  
tAVAV  
ADDRESS  
19  
tWHAX  
14  
tELWH  
E
17  
tAVWH  
18  
tAVWL  
13  
tWLWH  
W
DATA IN  
15  
tDVWH  
16  
tWHDX  
DATA VALID  
20  
tWLQZ  
21  
tWHQX  
HIGH IMPEDANCE  
DATA OUT  
PREVIOUS DATA  
g,h  
SRAM WRITE CYCLE #2: E Controlled  
12  
tAVAV  
ADDRESS  
18  
tAVEL  
14  
tELEH  
19  
tEHAX  
E
17  
tAVEH  
13  
tWLEH  
W
15  
tDVEH  
16  
tEHDX  
DATA IN  
DATA VALID  
HIGH IMPEDANCE  
DATA OUT  
Rev 1.1  
Document Control #ML0060  
Jan, 2008  
6
Simtek Confidential