HYM324020S-GS50 Ver la hoja de datos (PDF) - Infineon Technologies
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HYM324020S-GS50 Datasheet PDF : 10 Pages
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HYM 324020S/GS-50/-60
4M x 32-Bit
AC Characteristics (cont’d) 5)6)
TA = 0 to 70 °C,VCC = 5 V ± 10 %, tT = 5 ns
Parameter
Early Write Cycle
Write command hold time
Write command pulse width
Write command setup time
Write command to RAS lead time
Write command to CAS lead time
Data setup time
Data hold time
Symbol
Limit Values
Unit
-50
-60
min. max. min. max.
tWCH
8
–
10 –
ns
tWP
8
–
10 –
ns
tWCS
0
–
0
–
ns
tRWL
13
–
15 –
ns
tCWL
13
–
15 –
ns
tDS
0
–
0
–
ns
tDH
10 –
10 –
ns
Note
13
14
14
Fast Page Mode Cycle
Fast page mode cycle time
CAS precharge time
Access time from CAS precharge
RAS pulse width
CAS precharge to RAS Delay
tPC
35 –
40 –
ns
tCP
10 –
10 –
ns
tCPA
–
30 –
35 ns 7
tRAS
50 200k 60 200k ns
tRHCP 30
–
35 –
ns
CAS-before-RAS Refresh Cycle
CAS setup time
CAS hold time
RAS to CAS precharge time
Write to RAS precharge time
Write hold time referenced to RAS
tCSR
10 –
10 –
ns
tCHR
10
–
10 –
ns
tRPC
5
–
5
–
ns
tWRP
10
–
10 –
ns
tWRH
10
–
10 –
ns
Semiconductor Group
8
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