HYS64V64220GU-7.5-D Ver la hoja de datos (PDF) - Infineon Technologies
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HYS64V64220GU-7.5-D
Infineon Technologies
HYS64V64220GU-7.5-D Datasheet PDF : 15 Pages
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HYS 64/72V64220GU
SDRAM-Modules
AC Characteristics 1), 2)
TA = 0 to 70 °C; VSS = 0 V; VDD = 3.3 V ± 0.3 V, tT = 1 ns
Parameter
Symbol
Limit Values
Unit Note
-7
-7.5
-8
PC133-222 PC133-333 PC100-222
min. max min. max. min. max.
Clock
Clock Cycle Time
CAS Latency = 3
CAS Latency = 2
System Frequency
CAS Latency = 3
CAS Latency = 2
Clock Access Time
CAS Latency = 3
CAS Latency = 2
tCK
–
7.5 – 7.5 – 10 – ns
7.5 – 10 – 10 – ns
fCK
–
– 133 – 133 – 100 MHz
– 133 – 100 – 100 MHz
tAC
3), 4)
– 5.4 – 5.4 – 6 ns
– 5.4 – 6 – 6 ns
Clock High Pulse Width
Clock Low Pulse Width
tCH
2.5 –
tCL
2.5 –
Setup and Hold Times
Input Setup Time
tCS
Input Hold Time
tCH
Power Down Mode Entry Time
tSB
Power Down Mode Exit Setup Time tPDE
Mode Register Setup Time
tRSC
Transition Time (rise and fall)
tT
1.5 –
0.8 –
–1
1–
2–
1–
Common Parameters
RAS to CAS Delay
tRCD 15 –
Precharge Time
tRP
15 –
Active Command Period
tRAS 42 –
Cycle Time
tRC
60 –
Bank to Bank Delay Time
tRRD 14 –
CAS to CAS Delay Time (same bank) tCCD 1
–
2.5 –
3
–
ns 4)
2.5 –
3
–
ns 4)
1.5 –
2
–
ns 5)
0.8 –
1
–
ns 5)
–
1
–
1
CLK 6)
1
–
1
–
CLK 7)
2 – 2 – CLK
1 – 1 – ns –
20 – 20
20 – 20
45 100k 50
67.5 – 70
15 – 16
1–1
– ns –
– ns –
100k ns –
– ns –
– ns –
– CLK –
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