LFSC3GA80E-7FN256I View Datasheet(PDF) - Lattice Semiconductor

Part Name

Description

Manufacturer

LFSC3GA80E-7FN256I

LatticeSC/M Family Data Sheet Introduction

Lattice Semiconductor 

Lattice Semiconductor

Figure 3-10. FIFO Reset Waveform

RST

RE

EF, AE flags

WE

FF, AF flags

DC and Switching Characteristics

LatticeSC/M Family Data Sheet

Asynchronous RESET, RESET pulse width (tRW),

tRW

RESET to Flag valid (tRSF), RESET hold time (tRSH)

tRSU

tRSH

tRSF

tRSU

tRSF

tRSH

DO

Note: RE and WE must be deactivated tRSU before the Positive FIFO reset edge and enabled tRSH after the FIFO reset negative edge.

Figure 3-11. Read Pointer Reset Waveform

RST_B

RESET pulse width (tRW), RESET to Flag valid (tRSF),

tRW

RESET hold time (tRSH)

RE

tRSU tRSH

RCLK

EF, AE flags

WE

tRSF

tACCESS_E

tRSU tRSH

WCLK

FF, AF flags

tACCESS_F

Note: RE and WE must be deactivated tRSU before the Positive FIFO reset edge and enabled tRSH after the FIFO reset negative edge.

3-23

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