参数资料
型号: OR4E043BM416-DB
厂商: LATTICE SEMICONDUCTOR CORP
元件分类: FPGA
英文描述: FPGA, 1296 CLBS, 380000 GATES, PBGA416
封装: PLASTIC, FBGA-416
文件页数: 137/151页
文件大小: 2680K
代理商: OR4E043BM416-DB
86
Lattice Semiconductor
Data Sheet
September, 2002
ORCA Series 4 FPGAs
TimingCharacteristics(continued)
Table49.PrimaryClockSkewtoanyPFUorPIORegister
OR4Exxx industrial: VDD15 = 1.425 V to 1.575 V, VDD33 = 3.0 V to 3.6 V, –40 °C
< TJ < +125 °C.
Table50.SecondaryClocktoOutputDelaywithouton-chipPLLs(Pin-to-Pin)
OR4Exxx industrial: VDD15 = 1.425 V to 1.575 V, VDD33 = 3.0 V to 3.6 V, VDDIO = 3.0 V to 3.6 V, –40 °C
< TJ
< +85 °C.; CL = 30 pF.
Notes:
1. Timingiswithouttheuseofthephase-lockedloops(PLLs).
2. Thisclockdelayisforafullyroutedclocktreethatusesthesecondaryclocknetwork.ItincludestheLVTTL(3.3V)inputclockbuffer,the
clockroutingtothePIOCLKinput,theclock→QoftheFF,andthedelaythroughtheLVTTL(3.3V)dataoutputbuffer.AnSCLKinputclock
canbeatanyinputpin.
3. FortimingimprovementsusingotherI/Obuffertypesfortheinputclockbufferoroutputdatabuffer,seeTable45andTable47.
5-4846(F).a
Figure48.SecondaryCLKtoOutputDelay
Description
Device
Speed
Unit
-1
-2
-3
Min
Max
Min
Max
Min
Max
PrimaryClockSkewInformation(posedgeto
posedgeornegedgetonegedge)
OR4E02
OR4E04
OR4E06
85
110
120
75
95
105
70
90
100
ps
PrimaryClockSkewInformation(posedgeto
posedge,negedgetonegedge,posedgeto
negedgeornegedgetoposedge)
OR4E02
OR4E04
OR4E06
265
285
300
190
210
220
180
200
210
ps
Description
Device
Speed
Unit
-1
-2
-3
Min
Max
Min
Max
Min
Max
SCLK→ OUTPUTPin(LVTTL-12mAFast,
Outputwithin6PICsofSCLKinput)
All
7.22
6.70
6.06
ns
AdditionalDelaypereachextra6PICsper
clockroutedirection.
All
0.36
0.38
0.34
ns
OUTPUT(30pFLOAD)
Q
D
SCLK
PIOFF
相关PDF资料
PDF描述
OR4E043BM680-DB FPGA, 1296 CLBS, 380000 GATES, PBGA680
OR4E061BA352-DB FPGA, 2024 CLBS, 515000 GATES, PBGA352
OR4E061BM680-DB FPGA, 2024 CLBS, 515000 GATES, PBGA680
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