SMS24 Ver la hoja de datos (PDF) - Summit Microelectronics
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SMS24 Datasheet PDF : 18 Pages
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SMS24
Table 5. Memory AC Operating Characteristics
Symbol
Parameter
fSCL
tLOW
tHIGH
tBUF
tSU:STA
tHD:STA
tSU:STO
t
AA
tDH
tR
tF
tSU:DAT
tHD:DAT
TI
SCL clock frequency
Clock low period
Clock high period
Bus free time
Start condition setup time
Start condition hold time
Stop condition setup time
Clock edge to valid output
Data Out hold time
SCL and SDA rise time
SCL and SDA fall time
Data In setup time
Data In hold time
Noise filter SCL and SDA
tWR
Write cycle time
Conditions
Min.
0
4.7
4.0
Before new transmission
4.7
4.7
4.0
4.7
SCL low to valid SDA (cycle n)
0.3
SCL low (cycle n+1) to SDA change
0.3
250
0
Noise suppression
Max.
100
3.5
1000
300
100
5
Units
kHz
µs
µs
µs
µs
µs
µs
µs
µs
ns
ns
ns
ns
ns
ms
tR
SCL
tSU:STA
SDA In
SDA Out
14
tF
tHIGH
tLOW
tHD:STA
tHD:DAT
tSU:DAT
tSU:STO
tBUF
tAA
tDH
Figure 7. Memory Operating Characteristics
2048 2.4. 3/1/01
2046 Fig07 2.0
SUMMIT MICROELECTRONICS, Inc.
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