lfe2-12e-5f484i Lattice Semiconductor Corp., lfe2-12e-5f484i Datasheet - Page 80
lfe2-12e-5f484i
Manufacturer Part Number
lfe2-12e-5f484i
Description
Latticeecp2/m Family Data Sheet Introduction
Manufacturer
Lattice Semiconductor Corp.
Datasheet
1.LFE2-12E-5F484I.pdf
(385 pages)
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Lattice Semiconductor
LatticeECP2/M Internal Switching Characteristics
t
t
t
t
t
t
GPLL Parameters
t
SPLL Parameters
t
DSP Block Timing
t
t
t
t
t
t
t
t
t
t
t
1. Internal parameters are characterized but not tested on every device.
2. These parameters apply to LatticeECP devices only.
3. DSP Block is configured in Multiply Add/Sub 18x18 Mode.
Timing v.A 0.11
HWREN_EBR
SUCE_EBR
HCE_EBR
RSTO_EBR
SUBE_EBR
HBE_EBR
RSTREC_GPLL
RSTREC_SPLL
SUI_DSP
HI_DSP
SUP_DSP
tHP_DSP
SUO_DSP
HO_DSP
COI_DSP
COP_DSP
COO_DSP
SUADDSUB
HADDSUB
Parameter
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
Output Register
Byte Enable Set-Up Time to EBR Output
Register
Byte Enable Hold Time to EBR Output
Register
Reset Recovery to Rising Clock
Reset Recovery to Rising Clock
2,3
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
AddSub Input Register Setup Time
AddSub Input Register Hold Time
Description
Over Recommended Operating Conditions
3-29
-0.081
-0.115
0.123
0.138
0.139
-0.68
-1.25
-0.24
Min.
1.00
1.00
0.12
0.02
2.18
4.26
0.27
—
—
—
—
-7
Max.
1.03
3.92
1.87
0.50
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
DC and Switching Characteristics
LatticeECP2/M Family Data Sheet
1
-0.090
-0.130
0.156
0.134
0.155
-0.01
-0.77
-1.40
-0.26
Min.
1.00
1.00
0.13
2.42
4.71
0.29
(Continued)
—
—
—
—
-6
Max.
1.15
4.30
1.98
0.52
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
-0.100
-0.145
0.173
0.145
0.172
-0.03
-0.86
-1.54
-0.28
Min.
1.00
1.00
0.14
2.66
5.16
0.32
—
—
—
—
-5
Max.
1.26
4.68
2.08
0.55
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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