ISPXPLD5256MX View Datasheet(PDF) - Lattice Semiconductor

Part Name

Description

MFG CO.

ISPXPLD5256MX

3.3V, 2.5V and 1.8V In-System Programmable eXpanded Programmable Logic Device XPLD™ Family

Lattice Semiconductor 

Lattice Semiconductor

ispXPLD 5000MX Family Data Sheet

ispXPLD 5000MX Family Internal Switching Characteristics (Continued)

Over Recommended Operating Conditions

Parameter

Description

tPDPRWH

R/W Hold time after

Clock Time

tPDPDATAS

Data Setup before

Clock Time

tPDPDATAH

Data Hold time after

Clock Time

tPDPRCLKO

Read Clock to

Output Delay

tPDPCLKSKEW

Opposite Clock

Cycle Delay

tPDPRSTO

Reset to RAM

Output Delay

tPDPRSTR

Reset Recovery

Time

tPDPRSTPW

Reset Pulse Width

Dual Port RAM

tDPMSAS

Memory Select A

Setup Before R/W A

Time

tDPMSAH

Memory Select

Hold time after R/W

A Time

tDPCEAS

Clock Enable A

Setup before Clock

A Time

tDPCEAH

Clock Enable A

Hold time after

Clock A Time

tDPADDAS

Address A Setup

before Clock A Time

tDPADDAH

Address A Hold

time after Clock A

Time

tDPRWAS

R/W A Setup before

Clock A Time

tDPRWAH

R/W A Hold time

after Clock A Time

tDPDATAAS

Write Data A Setup

before Clock A Time

tDPDATAAH

Write Data A Hold

time after Clock A

Time

tDPMSBS

Memory Select B

Setup Before R/W B

Time

tDPMSBH

Memory Select

Hold time after R/W

B Time

Base

Parameter

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

-4

-45

-5

-52

-75

Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Units

-0.01 — -0.01 — -0.01 — -0.01 — -0.01 — ns

-0.27 — -0.27 — -0.22 — -0.22 — -0.21 — ns

-0.01 — -0.01 — -0.01 — -0.01 — -0.01 — ns

— 5.08 — 5.02 — 5.66 — 5.45 — 8.54 ns

1.40 — 1.40 — 1.76 — 1.76 — 1.83 — ns

— 3.30 — 3.30 — 4.13 — 4.13 — 4.29 ns

1.20 — 1.20 — 1.50 — 1.50 — 1.56 — ns

0.14 — 0.14 — 0.18 — 0.18 — 0.19 — ns

-0.27 — -0.27 — -0.27 — -0.27 — -0.21 — ns

-0.01 — -0.01 — -0.01 — -0.01 — -0.01 — ns

3.72 — 3.72 — 3.72 — 3.72 — 4.84 — ns

-2.95 — -2.95 — -2.95 — -2.95 — -2.27 — ns

-0.27 — -0.27 — -0.27 — -0.27 — -0.21 — ns

-0.01 — -0.01 — -0.01 — -0.01 — -0.01 — ns

-0.27 — -0.27 — -0.27 — -0.27 — -0.21 — ns

-0.01 — -0.01 — -0.01 — -0.01 — -0.01 — ns

-0.27 — -0.27 — -0.27 — -0.27 — -0.21 — ns

-0.01 — -0.01 — -0.01 — -0.01 — -0.01 — ns

-0.27 — -0.27 — -0.27 — -0.27 — -0.21 — ns

-0.01 — -0.01 — -0.01 — -0.01 — -0.01 — ns

38

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