參數(shù)資料
型號: HYB25D128323C-5
廠商: INFINEON TECHNOLOGIES AG
英文描述: 128 Mbit DDR SGRAM
中文描述: 128兆的DDR SGRAM
文件頁數(shù): 44/53頁
文件大?。?/td> 1166K
代理商: HYB25D128323C-5
HYB25D128323C[-3/-3.3/-3.6/-4.5/-5.0/L3.6/L4.5]
128 Mbit DDR SGRAM [4M x 32]
Electrical Characteristics
Data Sheet
44
V1.7, 2003-07
DQ0.. DQ31, DQS0 .. DQS3
DM0.. DM3
1.0
1.0
3.0
3.0
pF
pF
Table 17
Part Number Extension
Interface
Parameter
Timing Parameters for speed sorts –3, –3.3, –3.6, –4.5, and –5
–3
–3.3
MIM
MIM
Symbol min. max. min. max. min. max.
–3.6
MIM
–4.5
WM/MIM
min. max.
–5
WM/MIM
min. max. —
Unit Note
1)
2)
Clock and Clock Enable
Clock Cycle Time
t
CK
t
CK
f
CK
f
CK
t
CH
3.0
4.0
200
200
0.45 0.55
5.0
5.0
333
250
3.3
4.0
200
200
0.45 0.55
5.0
5.0
300
250
3.6
4.2
200
200
0.45
5.0
5.0
278
238
0.55
4.5
4.5
183
183
0.45 0.55
5.5
5.5
222
222
5.0
5.0
183
183
0.45 0.55
5.5
5.5
200
200
ns
ns
MHz CL = 4
MHz CL = 3
t
CK
CL = 4
CL = 3
System frequency
Clock high level
width
Clock low level width
t
CL
Minimum clock half
period
0.45 0.55
t
CH
,
t
CL
0.45 0.55
t
CH
,
t
CL
0.45
t
CH
,
t
CL
0.55
0.45 0.55
t
CH
,
t
CL
0.45 0.55
t
CH
,
t
CL
t
CK
t
CK
t
HP
Command and Address Setup and Hold Times
Address and
Command input
setup time
Address and
Command input hold
time
t
IS
0.65 —
0.65 —
0.75
1.0
1.0
ns
t
IH
0.65 —
0.65 —
0.75
1.0
1.0
ns
Common Parameters
Row Cycle Time
Row Cycle Time in
Auto Refresh
Row Active Time
ACTIVE to READ
with Auto precharge
command
Row Precharge
Time
Activate(a) to
Activate(b)
Command period
CAS(a) to CAS(b)
Command period
Last data in to Active
(
t
WR
+
t
RP
)
t
RC
t
RFC
39
45
42.9 —
49.5 —
46.8
54
54
63
60
70
ns
ns
t
RAS
t
RAP
27
t
RAS (min.)
- (burst length *
t
CK
/2)
15.7k 29.7 15.7k 32.4
15.7k 36
15.7k 40
15.7k ns
ns
t
RP
12
13.2 —
14.4
18
20
ns
t
RRD
9.0
9.0
9.0
9.0
9.0
ns
t
CCD
1
1
1
1
1
t
CK
t
DAL
6
6
6
6
6
t
CK
Table 16
Pin
Pin Capacitances
min.
max.
Unit
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