LC4256C-3FN256AI Ver la hoja de datos (PDF) - Lattice Semiconductor

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componentes Descripción

Fabricante

LC4256C-3FN256AI

3.3V/2.5V/1.8V In-System Programmable SuperFAST High Density PLDs

Lattice Semiconductor 

Lattice Semiconductor

ispMACH 4000V/B/C/Z Family Data Sheet

ispMACH 4000V/B/C Internal Timing Parameters

Over Recommended Operating Conditions

Parameter

Description

In/Out Delays

tIN

Input Buffer Delay

tGOE

Global OE Pin Delay

tGCLK_IN

Global Clock Input Buffer Delay

tBUF

Delay through Output Buffer

tEN

Output Enable Time

tDIS

Output Disable Time

Routing/GLB Delays

tROUTE

tMCELL

tINREG

Delay through GRP

Macrocell Delay

Input Buffer to Macrocell Register

Delay

tFBK

Internal Feedback Delay

tPDb

5-PT Bypass Propagation Delay

tPDi

Macrocell Propagation Delay

Register/Latch Delays

tS

D-Register Setup Time

(Global Clock)

tS_PT

D-Register Setup Time

(Product Term Clock)

tST

T-Register Setup Time

(Global Clock)

tST_PT

T-Register Setup Time

(Product Term Clock)

tH

D-Register Hold Time

tHT

T-Register Hold Time

tSIR

D-Input Register Setup Time

(Global Clock)

tSIR_PT

D-Input Register Setup Time

(Product Term Clock)

tHIR

D-Input Register Hold Time

(Global Clock)

tHIR_PT

D-Input Register Hold Time

(Product Term Clock)

tCOi

Register Clock to Output/Feedback

MUX Time

tCES

tCEH

tSL

Clock Enable Setup Time

Clock Enable Hold Time

Latch Setup Time

(Global Clock)

tSL_PT

Latch Setup Time (Product Term

Clock)

tHL

Latch Hold Time

tGOi

Latch Gate to Output/Feedback

MUX Time

-2.5

— 0.60

— 2.04

— 0.78

— 0.85

— 0.96

— 0.96

— 0.61

— 0.45

— 0.11

— 0.00

— 0.44

— 0.64

0.92 —

1.42 —

1.12 —

1.42 —

0.88 —

0.88 —

0.82 —

1.45 —

0.88 —

0.88 —

— 0.52

2.25 —

1.88 —

0.92 —

1.42 —

1.17 —

— 0.33

-2.7

— 0.60

— 2.54

— 1.28

— 0.85

— 0.96

— 0.96

— 0.81

— 0.55

— 0.31

— 0.00

— 0.44

— 0.64

1.12 —

1.32 —

1.32 —

1.32 —

0.68 —

0.68 —

1.37 —

1.45 —

0.63 —

0.63 —

— 0.52

2.25 —

1.88 —

1.12 —

1.32 —

1.17 —

— 0.33

-3

— 0.70

— 3.04

— 1.28

— 0.85

— 0.96

— 0.96

— 1.01

— 0.55

— 0.31

— 0.00

— 0.44

— 0.64

1.02 —

1.32 —

1.22 —

1.32 —

0.98 —

0.98 —

1.27 —

1.45 —

0.73 —

0.73 —

— 0.52

2.25 —

1.88 —

1.02 —

1.32 —

1.17 —

— 0.33

-3.5

— 0.70

— 3.54

— 1.28

— 0.85

— 0.96

— 0.96

— 1.01

— 0.65

— 0.31

— 0.00

— 0.94

— 0.94

0.92 —

1.32 —

1.12 —

1.32 —

1.08 —

1.08 —

1.27 —

1.45 —

0.73 —

0.73 —

— 0.52

2.25 —

1.88 —

0.92 —

1.32 —

1.17 —

— 0.33

Units

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