參數(shù)資料
型號: HB56SW3272ESK-6
廠商: Hitachi,Ltd.
英文描述: 256MB Buffered EDO DRAM DIMM 32-Mword x 72-bit, 4k Refresh, 2 Bank Module(36 pcs of 16M x 4 components)
中文描述: 256MB的內存緩沖EDO公司的DRAM 32 Mword × 72位,4K的刷新,2銀模塊(36個在16米x 4部分)
文件頁數(shù): 9/29頁
文件大?。?/td> 338K
代理商: HB56SW3272ESK-6
HB56SW3272ESK-5/6
9
AC Characteristics
(Ta = 0 to +70
°
C, V
CC
= 3.3 V
±
0.3 V, V
SS
= 0 V) *
1
, *
2
, *
19
Test Conditions
Input rise and fall time: 2 ns
Input levels: V
IL
= 0 V, V
IH
= 3 V
Input timing reference levels: 0.8 V, 2.0 V
Output timing reference levels: 0.8 V, 2.0 V
Output load: 1 TTL gate + C
L
(100 pF) (Including scope and jig)
Ambient illuminance: Under 100 lx
Read, Write, Read-Modify-Write and Refresh Cycles (Common parameters)
50 ns
60 ns
Parameter
Symbol Min
Max
Min
Max
Unit
Notes
Random read or write cycle time
RAS
precharge time
CAS
precharge time
RAS
pulse width
CAS
pulse width
t
RC
t
RP
t
CP
t
RAS
t
CAS
t
ASR
t
RAH
t
ASC
t
CAH
t
RCD
t
RAD
t
RSH
t
CSH
t
CRP
t
OED
t
DZO
t
DZC
t
T
84
104
ns
30
40
ns
8
10
ns
50
10000
60
10000
ns
8
10000
10
10000
ns
Row address setup time
5
5
ns
Row address hold time
8
10
ns
Column address setup time
0
0
ns
Column address hold time
RAS
to
CAS
delay time
RAS
to column address delay time
RAS
hold time
CAS
hold time
CAS
to
RAS
precharge time
OE
to Din delay time
OE
delay time from Din
CAS
delay time from Din
8
10
ns
12
32
14
40
ns
3
10
20
12
25
ns
4
18
20
ns
35
40
ns
10
10
ns
18
20
ns
5
0
0
ns
6
0
0
ns
6
Transition time (rise and fall)
2
50
2
50
ns
7
相關PDF資料
PDF描述
HB56SW3272ESK 256MB Buffered EDO DRAM DIMM 32-Mword x 72-bit, 4k Refresh, 2 Bank Module(36 pcs of 16M x 4 components)
HB56UW1673E 128MB Buffered EDO DRAM DIMM(128MB 緩沖 EDO DRAM DIMM)
HB56UW3272ETK 256MB Buffered EDO DRAM DIMM(256MB 緩沖 EDO DRAM DIMM)
HBAT-5400 High Performance Schottky Diode for Transient Suppression(應用于瞬變抑制的高性能肖特基二極管)
HBAT-540B High Performance Schottky Diode for Transient Suppression(應用于瞬變抑制的高性能肖特基二極管)
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