參數(shù)資料
型號: LFEC20E-3T144I
廠商: Lattice Semiconductor Corporation
英文描述: LatticeECP/EC Family Data Sheet
中文描述: LatticeECP / EC的系列數(shù)據手冊
文件頁數(shù): 52/117頁
文件大小: 557K
代理商: LFEC20E-3T144I
3-16
DC and Switching Characteristics
LatticeECP/EC Family Data Sheet
Lattice Semiconductor
t
HWREN_EBR
Hold Write/Read Enable to PFU Memory
Clock Enable Setup Time to EBR Output
Register
Clock Enable Hold Time to EBR Output
Register
Reset To Output Delay Time from EBR Out-
put Register
0.23
0.28
-
-
0.28
0.34
-
-
0.33
0.40
-
-
ns
t
SUCE_EBR
ns
t
HCE_EBR
-0.24
-
-0.29
-
-0.34
-
ns
t
RSTO_EBR
-
1.00
-
1.20
-
1.40
ns
PLL Parameters
t
RSTREC
t
RSTSU
t
RSTW
DSP Block Timing
2
t
SUI_DSP
t
HI_DSP
t
SUP_DSP
t
HP_DSP
t
SUO_DSP
t
HO_DSP
t
COI_DSP
t
COP_DSP
t
COO_DSP
t
COOVRFL_DSP
t
SUADSUB
t
HADSUB
t
SUSIGN
t
HSIGN
t
SUACCSLOAD
t
HACCSLOAD
Reset Recovery to Rising Clock
Reset Signal Setup Time
Reset Signal Pulse Width
-
-
-
ns
ns
ns
-
-
-
-
-
-
10.0
10.0
10.0
Input Register Setup Time
Input Register Hold Time
Pipeline Register Setup Time
Pipeline Register Hold Time
Output Register Setup Time
Output Register Hold Time
Input Register Clock to Output Time
Pipeline Register Clock to Output Time
Output Register Clock to Output Time
Over
fl
ow Register Clock to Output Time
AdSub Setup Time
AdSub Hold Time
Sign Setup Time
Sign Hold Time
Accumulator Load Setup Time
Accumulator Load Hold Time
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-0.44
0.80
3.31
0.80
6.72
0.80
8.33
4.80
1.47
1.47
3.31
0.71
3.31
0.80
3.31
0.80
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-0.35
0.96
3.98
0.96
8.07
0.96
10.35
5.89
1.77
1.77
3.98
0.86
3.98
0.96
3.98
0.96
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-0.27
1.12
4.64
1.12
9.41
1.12
12.07
6.87
2.06
2.06
4.64
1.00
4.64
1.12
4.64
1.12
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1. Internal parameters are characterized but not tested on every device.
2. These parameters apply to LatticeECP devices only.
Rev F 0.17
LatticeECP/EC Internal Timing Parameters
1
(Continued)
Over Recommended Operating Conditions
Parameter
Description
-5
-4
-3
Units
Min.
Max.
Min.
Max.
Min.
Max.
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