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參數(shù)資料
| 型號： | ISPLSI1048EA-170LT128 |
| 廠商： | LATTICE SEMICONDUCTOR CORP |
| 元件分類： | PLD |
| 英文描述： | In-System Programmable High Density PLD |
| 中文描述： | EE PLD, 7 ns, PQFP128 |
| 封裝： | TQFP-128 |
| 文件頁數(shù)： | 7/14頁 |
| 文件大小： | 182K |
| 代理商： | ISPLSI1048EA-170LT128 |
Specifications
ispLSI 1048EA
7
Internal Timing Parameters
1
t
iobp
t
iolat
t
iosu
t
ioh
t
ioco
t
ior
t
din
1. Internal Timing Parameters are not tested and are for reference only.
2. Refer to Timing Model in this data sheet for further details.
3. The XOR adjacent path can only be used by hard macros.
Table 2-0036A/1048EA
v.2.0
Inputs
UNITS
DESCRIPTION
#
2
PARAMETER
22 I/O Register Bypass
23 I/O Latch Delay
24 I/O Register Setup Time before Clock
25 I/O Register Hold Time after Clock
26 I/O Register Clock to Out Delay
27 I/O Register Reset to Out Delay
28 Dedicated Input Delay
ns
ns
ns
ns
ns
ns
ns
t
grp1
t
grp4
t
grp8
t
grp16
t
grp48
29 GRP Delay, 1 GLB Load
ns
GLB
t
4ptbpc
t
4ptbpr
t
1ptxor
t
20ptxor
t
xoradj
t
gbp
t
gsu
t
gh
t
gco
t
gro
t
ptre
t
ptoe
t
ptck
t
gfb
ORP
t
orp
t
orpbp
36 1 Product Term/XOR Path Delay
37 20 Product Term/XOR Path Delay
38 XOR Adjacent Path Delay
39 GLB Register Bypass Delay
ns
ns
ns
ns
40 GLB Register Setup Time before Clock
41 GLB Register Hold Time after Clock
ns
ns
42 GLB Register Clock to Output Delay
ns
3
43 GLB Register Reset to Output Delay
44 GLB Product Term Reset to Register Delay
45 GLB Product Term Output Enable to I/O Cell Delay
46 GLB Product Term Clock Delay
47 GLB Feedback Delay
ns
ns
ns
ns
ns
GRP
34 4 Product Term Bypass Path Delay (Combinatorial)
ns
35 4 Product Term Bypass Path Delay (Registered)
ns
48 ORP Delay
49 ORP Bypass Delay
ns
ns
30 GRP Delay, 4 GLB Loads
ns
31 GRP Delay, 8 GLB Loads
32 GRP Delay, 16 GLB Loads
33 GRP Delay, 48 GLB Loads
ns
ns
ns
-100
MIN. MAX.
-170
MIN. MAX.
—
—
3.0
0.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1.7
—
0.3
4.0
—
—
4.6
4.6
1.8
1.4
—
2.3
2.2
2.2
1.0
2.1
—
2.0
0.3
2.0
1.4
4.7
2.7
3.6
2.7
0.1
—
—
1.0
0.1
—
—
—
—
1.6
1.8
2.2
3.8
-125
MIN. MAX.
—
—
3.0
0.0
—
—
—
—
—
—
—
—
—
—
—
—
2.8
—
—
—
0.3
3.5
—
—
—
—
—
—
0.3
4.0
—
—
4.6
4.6
1.9
1.7
3.6
3.6
3.6
1.2
1.4
4.9
3.8
5.2
3.9
0.6
3.4
3.1
—
—
1.3
0.2
1.9
2.1
2.5
4.1
—
—
3.4
0.0
—
—
—
—
—
—
—
—
—
—
—
—
3.5
—
—
—
0.3
4.8
—
—
—
—
—
—
0.4
4.0
—
—
5.0
5.0
2.2
2.1
4.3
4.3
4.3
2.1
1.7
5.0
4.5
7.2
4.7
1.4
4.9
4.9
—
—
1.4
0.4
2.3
2.5
2.9
4.5
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