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STK14C88-3RF35I 参数 Datasheet PDF下载

STK14C88-3RF35I图片预览
型号: STK14C88-3RF35I
PDF下载: 下载PDF文件 查看货源
内容描述: [Non-Volatile SRAM, 32KX8, 35ns, CMOS, PDSO48, 0.300 INCH, PLASTIC, SSOP-48]
分类和应用: 静态存储器光电二极管内存集成电路
文件页数/大小: 13 页 / 242 K
品牌: SIMTEK [ SIMTEK CORPORATION ]
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STK14C88-3  
AutoStore™/POWER-UP RECALL  
(VCC = 3.0V-3.6V)e  
SYMBOLS  
STK14C88-3  
NO.  
PARAMETER  
UNITS NOTES  
Standard  
Alternate  
MIN  
MAX  
550  
10  
27  
28  
29  
30  
31  
32  
t
t
t
t
Power-up RECALL Duration  
STORE Cycle Duration  
µs  
ms  
ns  
µs  
V
p
n, q  
l
RESTORE  
STORE  
VSBL  
t
t
HLHZ  
BLQZ  
Low Voltage Trigger (V  
) to HSB Low  
300  
SWITCH  
Time Allowed to Complete SRAM Cycle  
Low Voltage Trigger Level  
1
n
DELAY  
V
V
2.7  
2.95  
2.4  
SWITCH  
RESET  
Low Voltage Reset Level  
V
Note p: tRESTORE starts from the time VCC rises above VSWITCH  
.
Note q: HSB is asserted low for 1µs when VCAP drops through VSWITCH. If an SRAM WRITE has not taken place since the last nonvolatile cycle, HSB  
will be released and no STORE will take place.  
AutoStore™/POWER-UP RECALL  
V
CC  
31  
SWITCH  
V
32  
RESET  
V
AutoStore™  
POWER-UP RECALL  
29  
VSBL  
28  
STORE  
27  
RESTORE  
t
t
t
HSB  
30  
DELAY  
t
W
DQ (DATA OUT)  
POWER-UP  
RECALL  
BROWN OUT  
NO STORE  
(NO SRAM WRITES)  
BROWN OUT  
AutoStore™  
BROWN OUT  
AutoStore™  
NO RECALL  
NO RECALL  
RECALL WHEN  
(V DID NOT GO  
(V DID NOT GO  
V
RETURNS  
CC  
CC  
CC  
BELOW V  
)
BELOW V  
)
ABOVE V  
SWITCH  
RESET  
RESET  
November 2003  
6
Document Control # ML0015 rev 0.3