參數(shù)資料
型號: NT5SV8M16FT-75BI
廠商: NANYA TECHNOLOGY CORP
元件分類: DRAM
英文描述: 8M X 16 SYNCHRONOUS DRAM, 5.4 ns, PDSO54
封裝: 0.400 MM, PLASTIC, TSSOP2-54
文件頁數(shù): 32/65頁
文件大?。?/td> 739K
代理商: NT5SV8M16FT-75BI
NT5SV8M16FS / NT5SV8M16FT
128Mb Synchronous DRAM
REV 1.4
08/2009
38
NANYA TECHNOLOGY CORPORATION
NANYA reserves the right to change products and specifications without notice.
Clock and Clock Enable Parameters
Symbol
Parameter
-6K/6KI
-75B/75BI
Units
Notes
Min.
Max.
Min.
Max.
tCK3
Clock Cycle Time, CAS Latency = 3
6
7.5
ns
tCK2
Clock Cycle Time, CAS Latency = 2
10
10
ns
tAC3 (A)
Clock Access Time, CAS Latency = 3
5
5.4
ns
1
tAC2 (A)
Clock Access Time, CAS Latency = 2
6
6
ns
1
tCKH
Clock High Pulse Width
2.5
2.5
ns
tCKL
Clock Low Pulse Width
2.5
2.5
ns
tCES
Clock Enable Set-up Time
1.5
1.5
ns
tCEH
Clock Enable Hold Time
1.0
0.8
ns
tSB
Power down mode Entry Time
0
6
0
7.5
ns
tT
Transition Time (Rise and Fall)
0.3
8
0.5
10
ns
1. Access time is measured at 1.4V. See AC Characteristics: notes 1, 2, 3, 4, 5 and load circuit A.
Common Parameters
Symbol
Parameter
-6K/6KI
-75B/75BI
Units
Notes
Min.
Max.
Min.
Max.
tCS
Command Setup Time
1.5
1.5
ns
tCH
Command Hold Time
0.8
0.8
ns
tAS
Address and Bank Select Set-up Time
1.5
1.5
ns
tAH
Address and Bank Select Hold Time
0.8
0.8
ns
tRCD
RAS to CAS Delay
18
20
ns
1
tRC
Bank Cycle Time
60
67.5
ns
1
tRAS
Active Command Period
42
100K
45
100K
ns
1
tRP
Precharge Time
18
20
ns
1
tRRD
Bank to Bank Delay Time
12
15
ns
1
tCCD
CAS to CAS Delay Time
1
1
CK
1. These parameters account for the number of clock cycle and depend on the operating frequency of the clock, as follows:
the number of clock cycles = specified value of timing / clock period (count fractions as a whole number).
Mode Register Set Cycle
Symbol
Parameter
-6K/6KI
-75B/75BI
Units
Min.
Max.
Min.
Max.
tRSC
Mode Register Set Cycle Time
12
15
ns
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