LH540203 datasheet(13/17 Pages) SHARP

Part #	LH540203

Description	CMOS 2048 x 9 Asynchronous FIFO

PDF	17 Pages

Scroll/Zoom	100%

Manufacturer	SHARP [Sharp Corporation]

Direct Link	http://sharp-world.com/

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13 / 17 page

TIMING DIAGRAMS (cont’d)

VALID DATA IN

RPE

t

WEF

t

REF

t

WLZ

t

A

t

540203-8

W

R

EF

D0 - D8

Q0 - Q8

VALID DATA OUT

NOTES:

1. tRPE = tRPW

2. tRPE: Effective Read Pulse Width after Empty Flag HIGH.

3. The Data Out pins (D0 - D8) are forced into a

high-impedance state whenever EF = LOW.

Figure 14. Read Data Flow-Through

WPF

t

540203-9

R

W

FF

t WFF

t RFF

t DH

t DS

t A

D0 - D8

Q0 - Q8

NOTES:

1. tWPF = tWPW.

2. tWPF: Effective Write Pulse Width after Full Flag HIGH.

VALID DATA IN

VALID DATA OUT

Figure 15. Write Data Flow-Through

CMOS 2048

× 9 Asynchronous FIFO

LH540203

13

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LH540203 Datasheet(PDF) 13 Page - Sharp Corporation

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