SERGBQA Ver la hoja de datos (PDF) - STMicroelectronics
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SERGBQA Datasheet PDF : 34 Pages
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SERCON410B
AC ELECTRICAL CHARACTERISTICS (Continued)
Figure 10. Read Access of Dual Port RAM
3.4.6 Read Access of Dual Port RAM
Symbol
Parameter
tASU
tAHD
tMRDD
tMBSY
tMBHD
tRDZ
tRD1
Setup time A10-0, BHEN, MCSN0-1, WRN
(only Motorola mode) to falling edge RDN
(Intel or Motorola mode with low active
strobe) or rising edge RDN (Motorola mode
with high active strobe)
Hold time A10-0, BHEN, MCSN0-1, WRN
(only Motorola mode) to rising edge RDN
(Intel Motorola mode with low active strobe)
or falling edge RDN (Motorola mode with high
active strobe)
Access time RDN to D15-0 valid
Delay RDN to BUSYN low
Delay BUSYN high to D15-0 valid
Delay RDN to D15-0 high-Z
RDN and WRN high after end of read access
Min.
0
0
30
Value
Type
Max.
60
35
30
15
Unit
ns
ns
ns
ns
ns
ns
ns
14/30
®
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