LF4415 Ver la hoja de datos (PDF) - LUXPIA

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componentes Descripción

Lista de partido

LF4415

Video Memory / FIFO

LUXPIA 

PRELIMINARY

LF4460

LF4430

LF4415

Video Memory / FIFO

LF4460 (60Mbit) Memory Organization

FRAME

MEMORY

Figure 3 - LF4460 (60Mbit) Memory Organization Control

# FIFO

Channels

Memory

Organization

MODE Description

1

8 x 7,761,600 000x

8bit wide 60Mbit single-channel FIFO

1

10 x 6,209,280 0010 10bit wide 60Mbit single-channel FIFO

1

12 x 5,174,400 0011 12bit wide 60Mbit single-channel FIFO

1

16 x 3,880,800 100x 16bit wide 60Mbit single-channel FIFO

1

20 x 3,104,640 1010 20bit wide 60Mbit single-channel FIFO

1

24 x 2,587,200 1011 24bit wide 60Mbit single-channel FIFO

2

(2x) 8 x 3,880,800 110x Two independent 8bit wide 30Mbit FIFOs

2

(2x) 10 x 3,104,640 1110 Two independent 10bit wide 30Mbit FIFOs

2

(2x) 12 x 2,587,200 1111 Two independent 12bit wide 30Mbit FIFOs

Figure 4 - External Address Port Configuration*

RDRW Address Description

Override

0

Write External address port (ADDR) overrides WRITE address when WSET0 = LOW

1

Read External address port (ADDR) overrides READ address when RSET = LOW

*Only Single Channel Modes are capable of using the External Address port (ADDR)

Figure 5 - Single Channel FIFO I/O Mapping

I/O Word

D1/Q1[11:0]

D0/Q0[11:0]

Width 11 10 9 8 7 6 5 4 3 2 1 0 11 10 9 8 7 6 5 4 3 2 1 0

8

I/O7 I/O6 I/O5 I/O4 I/O3 I/O2 I/O1 I/O0 ---- ---- ---- ----

10

I/O9 I/O8 I/O7 I/O6 I/O5 I/O4 I/O3 I/O2 I/O1 I/O0 ---- ----

12

I/O11 I/O10 I/O9 I/O8 I/O7 I/O6 I/O5 I/O4 I/O3 I/O2 I/O1 I/O0

16

I/O15 I/O14 I/O13 I/O12 I/O11 I/O10 I/O9 I/O8 ---- ---- ---- ---- I/O7 I/O6 I/O5 I/O4 I/O3 I/O2 I/O1 I/O0 ---- ---- ---- ----

20

I/O19 I/O18 I/O17 I/O16 I/O15 I/O14 I/O13 I/O12 I/O11 I/O10 ---- ---- I/O9 I/O8 I/O7 I/O6 I/O5 I/O4 I/O3 I/O2 I/O1 I/O0 NC NC

24

I/O23 I/O22 I/O21 I/O20 I/O19 I/O18 I/O17 I/O16 I/O15 I/O14 I/O13 I/O12 I/O11 I/O10 I/O9 I/O8 I/O7 I/O6 I/O5 I/O4 I/O3 I/O2 I/O1 I/O0

LOGIC Devices Incorporated

www.logicdevices.com

7

High Performance Memory Product

January 23, 2008 LDS-44xx-A

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