IDT72510L25J View Datasheet(PDF) - Integrated Device Technology

Part Name

Description

MFG CO.

IDT72510L25J

BUS-MATCHING BIDIRECTIONAL FIFO 512 x 18-BIT – 1024 x 9-BIT 1024 x 18-BIT – 2048 x 9-BIT

Integrated Device Technology 

IDT72510, IDT72520

BUS MATCHING BIDIRECTIONAL FIFO

BÆA READ BYPASS

R/WA

taS

DSA

DA0–DA7,

DA16

RB (2)(or DSB)

ta LZ

t BYA

ta DV

(1)

BYTE 0 BYTE 1

taHZ

t BYD

tBYD

(R/WB)

DB0–DB8

tBYD

BYTE 0

tBYD

(1)

BYTE 1

NOTES:

1. Once the bypass starts, any data changes on Port B bus (Byte 0 ÆByte

1) will be passed to Port A bus.

2. WB = 1.

AÆB WRITE BYPASS

R/WA

DSA

DA0–DA7,

DA16

taS

t BYD

BYTE 0

(1)

BYTE 1

WB(2) (or DSB)

tBYD

COMMERCIAL TEMPERATURE RANGE

taH

BYTE 2

tBYD

BYTE 2

taH

BYTE 2

(R/WB)

DB0–DB8

t BYD

tb LZ

tBYA

tBYD

tb BYDV

ta BYDV

BYTE 0 BYTE 1

(1)

tb HZ

BYTE 2

NOTES:

1. Once the bypass starts, any data changes on Port A bus (Byte 0 ÆByte

1) will be passed to Port B bus.

2. RB = 1.

Figure 16. Bypass Path Timing. BiFIFO Must be in Peripheral Interface Mode

tBYD

2669 drw 18

5.31

27

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