Q67100-Q1092 View Datasheet(PDF) - Siemens AG
Part Name
Description
Manufacturer
Q67100-Q1092 Datasheet PDF : 26 Pages
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HYB 5117800BSJ-50/-60/-70
2M x 8-DRAM
AC Characteristics (cont’d) 5)6)
16F
TA = 0 to 70 °C,VCC = 5 V ± 10 %, tT = 5 ns
Parameter
Symbol
Limit Values
Unit Note
-50
-60
-70
min. max. min. max. min. max.
Output buffer turn-off delay from tOEZ
0
13 0
15 0
20 ns 12
OE
Data to OE low delay
CAS high to data delay
OE high to data delay
tDZO
0
–
0
–
0
–
ns 13
tCDD
13 –
15 –
20 –
ns 14
tODD
13 –
15 –
20 –
ns 14
Write Cycle
Write command hold time
tWCH
Write command pulse width
tWP
Write command setup time
tWCS
Write command to RAS lead time tRWL
Write command to CAS lead time tCWL
Data setup time
tDS
Data hold time
tDH
Data to CAS low delay
tDZC
8–
8–
0–
13 –
13 –
0–
10 –
0–
10 –
10 –
0–
15 –
15 –
0–
10 –
0–
10 –
10 –
0–
20 –
20 –
0–
15 –
0–
ns
ns
ns 15
ns
ns
ns 16
ns 16
ns 13
Read-Modify-Write Cycle
Read-write cycle time
tRWC
RAS to WE delay time
tRWD
CAS to WE delay time
tCWD
Column address to WE delay time tAWD
OE command hold time
tOEH
126 –
68 –
31 –
43 –
13 –
150 –
80 –
35 –
50 –
15 –
180 –
95 –
45 –
60 –
20 –
ns
ns 15
ns 15
ns 15
ns
Fast Page Mode Cycle
Fast page mode cycle time
tPC
35
CAS precharge time
tCP
10
Access time from CAS precharge tCPA
–
RAS pulse width
tRAS
50
CAS precharge to RAS Delay
tRHPC 30
– 40
– 10
30 –
200k 60
– 35
–
45
–
10
35 –
200k 70
–
40
–
ns
–
ns
40 ns 7
200k ns
–
ns
Semiconductor Group
8
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