IS41LV16256B Ver la hoja de datos (PDF) - Integrated Silicon Solution
Número de pieza
componentes Descripción
Lista de partido
IS41LV16256B Datasheet PDF : 22 Pages
| |||
IS41LV16256B
AC CHARACTERISTICS (Continued)(1,2,3,4,5,6)
(Recommended Operating Conditions unless otherwise noted.)
Symbol Parameter
tWP
Write Command Pulse Width(17)
tWPZ
WE Pulse Widths to Disable Outputs
tRWL
Write Command to RAS Lead Time(17)
tCWL
Write Command to CAS Lead Time(17, 21)
tWCS
Write Command Setup Time(14, 17, 20)
tDHR
Data-in Hold Time (referenced to RAS)
tACH
Column-Address Setup Time to CAS
Precharge during WRITE Cycle
tOEH
OE Hold Time from WE during
READ-MODIFY-WRITE cycle(18)
tDS
Data-In Setup Time(15, 22)
tDH
Data-In Hold Time(15, 22)
tRWC
READ-MODIFY-WRITE Cycle Time
tRWD
RAS to WE Delay Time during
READ-MODIFY-WRITE Cycle(14)
tCWD
CAS to WE Delay Time(14, 20)
tAWD
Column-Address to WE Delay Time(14)
tPC
tRASP
tCPA
EDO Page Mode READ or WRITE
Cycle Time(24)
RAS Pulse Width in EDO Page Mode
Access Time from CAS Precharge(15)
tPRWC
EDO Page Mode READ-WRITE
Cycle Time(24)
tCOH / tDOH Data Output Hold after CAS LOW
tOFF
tWHZ
tCLCH
Output Buffer Turn-Off Delay from
CAS or RAS(13,15,19, 29)
Output Disable Delay from WE
Last CAS going LOW to First CAS
returning HIGH(23)
tCSR
CAS Setup Time (CBR REFRESH)(30, 20)
tCHR
CAS Hold Time (CBR REFRESH)(30, 21)
tORD
OE Setup Time prior to RAS during
HIDDEN REFRESH Cycle
tREF
Refresh Period (512 Cycles)
tT
Transition Time (Rise or Fall)(2, 3)
-35
Min. Max.
5—
10 —
10 —
8—
0—
30 —
15 —
-60
Min. Max.
10 —
10 —
15 —
15 —
0—
46 —
15 —
8—
15 —
0—
6—
80 —
46 —
0—
10 —
140 —
80 —
25 —
30 —
14 —
36 —
49 —
25 —
35 100K
— 20
45 —
60 100K
— 35
60 —
5—
3 10
5—
3 15
3 10
10 —
3 15
10 —
8—
8—
0—
10 —
10 —
0—
—8
2 50
—8
2 50
ISSI ®
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
ns
8
Integrated Silicon Solution, Inc. — 1-800-379-4774
Rev. B
04/28/05
Share Link: 