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AS7C252MPFD18A-133TQI 参数 Datasheet PDF下载

AS7C252MPFD18A-133TQI图片预览
型号: AS7C252MPFD18A-133TQI
PDF下载: 下载PDF文件 查看货源
内容描述: [Standard SRAM, 2MX18, 3.8ns, CMOS, PQFP100, 14 X 20 MM, TQFP-100]
分类和应用: 时钟静态存储器内存集成电路
文件页数/大小: 18 页 / 507 K
品牌: ISSI [ INTEGRATED SILICON SOLUTION, INC ]
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AS7C252MPFD18A  
®
Timing waveform of write cycle  
tCYC  
tCL  
tCH  
CLK  
tADSPS  
tADSPH  
ADSP  
tADSCS  
tADSCH  
ADSC  
ADSC LOADS NEW ADDRESS  
A3  
tAS  
tAH  
A1  
A2  
Address  
tWS  
tWH  
BWE  
BW[a:d]  
tCSS  
tCSH  
CE0, CE2  
CE1  
ADV SUSPENDS BURST  
tADVH  
tADVS  
ADV  
OE  
tDS  
tDH  
D(A1)  
D(A2)  
D(A2Ý01)  
D(A2Ý01) D(A2Ý10) D(A2Ý11)  
D(A3)  
D(A3Ý01) D(A3Ý10)  
Din  
Read  
Q(A1)  
ADV  
Burst  
Write  
Sus-  
pend  
Write  
D(A1)  
Suspend  
Write  
ADV  
Burst  
Write  
Read  
Q(A2)  
ADV  
Burst  
Write  
ADV  
Burst  
Write  
Burst  
Write  
Suspend  
Write  
Write  
3
D(A )  
2
D(A )  
3Ý01  
2Ý01  
D(A  
)
D(A  
)
2Ý01  
D(A  
)
3Ý10  
2Ý10  
2Ý11  
D(A  
)
D(A  
)
D(A  
)
Note: Ý = XOR when LBO = high/no connect; Ý = ADD when LBO = low.  
2/11/05, v.1.1  
Alliance Semiconductor  
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