參數(shù)資料
型號: HYB25M128160C
廠商: SIEMENS AG
英文描述: 128-Mbit direct RDRAM(128 Mbit 直接 RDRAM)
中文描述: 128 - Mbit的直接的RDRAM(128兆直接的RDRAM)
文件頁數(shù): 69/93頁
文件大?。?/td> 919K
代理商: HYB25M128160C
Data Book
69
2.00
Direct RDRAM
128/144-MBit (256K
×
16/18
×
32s)
Table 20
Timing Conditions
Parameter
Symbol
Limit Values
Unit
Figure
min.
max.
CTM and CFM cycle times (-600)
CTM and CFM cycle times (-711)
CTM and CFM cycle times (-800)
t
CYCLE
3.33
2.80
2.50
3.83
3.83
3.83
ns
ns
ns
Figure 53
Figure 53
Figure 53
CTM and CFM input rise and fall times
t
CR
,
t
CF
t
CH
,
t
CL
t
TR
0.2
0.5
ns
t
CYCLE
t
CYCLE
Figure 53
CTM and CFM high and low times
40%
60%
Figure 53
CTM-CFM differential (MSE/MS = 0/0)
CTM-CFM differential (MSE/MS = 1/1)
1)
0.0
0.9
1.0
1.0
Figure 42
Figure 53
Domain crossing window
DQA/DQB/ROW/COL input rise/fall times
t
DR
,
t
DF
DQA/DQB/ROW/COL-to-CFM set/hold @
t
CYCLE
= 3.33 ns
DQA/DQB/ROW/COL-to-CFM set/hold @
t
CYCLE
= 2.81 ns
DQA/DQB/ROW/COL-to-CFM set/hold @
t
CYCLE
= 2.50 ns
SIO0, SIO1 input rise and fall times
t
DCW
– 0.1
0.1
t
CYCLE
ns
Figure 59
0.2
0.275
2),d
0.240
3),4)
0.200
d
0.65
Figure 54
t
S
,
t
H
ns
ns
ns
Figure 54
Figure 54
Figure 54
t
DR1,
t
DF1
t
DR2,
t
DF2
t
CYCLE1
5.0
ns
Figure 56
CMD, SCK input rise and fall times
2.0
ns
Figure 56
SCK cycle time - Serial control register
transactions
1000
ns
Figure 56
SCK cycle time - Power transitions
10
ns
Figure 56
SCK high and low times
t
CH1
,
t
CL1
t
S1
4.25
ns
Figure 56
CMD setup time to SCK rising or falling
edge
5)
1.25
ns
Figure 56
CMD hold time to SCK rising or falling
edge
c
t
H1
1
ns
Figure 56
SIO0 setup time to SCK falling edge
t
S2
t
H2
t
S3
40
ns
Figure 56
SIO0 hold time to SCK falling edge
40
ns
Figure 56
PDEV setup time on DQA5 … 0 to SCK
rising edge.
0
ns
Figure 48
,
Figure 57
PDEV hold time on DQA5 … 0 to SCK
rising edge.
ROW2 … 0, COL4 … 0 setup time for
quiet window
t
H3
5.5
ns
t
S4
– 1
t
CYCLE
Figure 48
ROW2 … 0, COL4 … 0 hold time for quiet
window
6)
t
H4
5
t
CYCLE
Figure 48
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