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IDT72V03L15J

3.3 VOLT CMOS ASYNCHRONOUS FIFO 512 x 9, 1,024 x 9, 2,048 x 9, 4,096 x 9, 8,192 x 9, 16,384 x 9

Integrated Device Technology 

IDT72V01/72V02/72V03/72V04/72V05/72V06 3.3V ASYNCHRONOUS FIFO

512 x 9, 1,024 x 9, 2,048 x 9, 4,096 x 9, 8,192 x 9 and 16,384 x 9

(HALF-FULL FLAG) (HF)

WRITE (W)

9

DATA IN (D)

FULL FLAG (FF)

RESET (RS)

IDT

72V01

9

72V02

72V03

72V04

72V05

72V06

EXPANSION IN (XI)

COMMERCIAL AND INDUSTRIAL

TEMPERATURE RANGES

READ (R)

DATA OUT (Q)

EMPTY FLAG (EF)

RETRANSMIT (RT)

3033 drw 14

Figure 12. Block Diagram of Single 512 x 9, 1,024 x 9, 2,048 x 9, 4,096 x 9, 8,192 x 9 and 16,384 x 9 FIFO

18 9

DATA IN (D)

WRITE (W)

FULL FLAG (FF)

RESET (RS)

HF

IDT

72V01

72V02

72V03

72V04

72V05

72V06

9

9

HF

IDT

72V01

72V02

72V03

72V04

72V05

72V06

9

READ (R)

EMPTY FLAG (EF)

RETRANSMIT (RT)

XI

XI

18

DATA OUT(Q)

3033 drw 15

Figure 13. Block Diagram of 512 x 18, 1,024 x 18, 2,048 x 18, 4,096 x 18, 8,192 x 18 and 16,384 x 18 FIFO Memory Used in Width Expansion Mode

TABLE 1 — RESET AND RETRANSMIT

Single Device Configuration/Width Expansion Mode

Inputs

Internal Status

Mode

RS

RT

XI

Read Pointer

Write Pointer

Reset

0

X

0

Location Zero

Location Zero

Retransmit

1

0

0

Location Zero

Unchanged

Read/Write

1

1

0

Increment(1)

Increment(1)

NOTE:

1. Pointer will increment if flag is HIGH

9

Outputs

EF

FF

HF

0

1

1

X

X

X

X

X

X

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