IDT72521L50GB datasheet(4/28 Pages) IDT

Part #	IDT72521L50GB

Description	PARALLEL BIDIRECTIONAL FIFO 512 x 18 & 1024 x 18

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Manufacturer	IDT [Integrated Device Technology]

Direct Link	http://www.idt.com

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4 / 28 page

5.32

4

IDT72511/IDT72521

BIDIRECTIONAL FIRST-IN FIRST-OUT MEMORY

MILITARY AND COMMERCIAL TEMPERATURE RANGES

DETAILED BLOCK DIAGRAM

Command

Status

Configuration 0

Configuration 1

Configuration 2

Configuration 3

Configuration 4

Configuration 5

Configuration 6

Configuration 7

Port A

Control

Programmable

Flag Logic

Reread

Write Pointer

Read Pointer

Reread Pointer

Load Reread

Bypass Path

Read Pointer

Write Pointer

Rewrite Pointer

Load Rewrite

Rewrite

Programmable

I/O Logic

DMA

Control

Reset

PIO5 ==

PIO4 ==

PIO3 ==

PIO2 ==

PIO1 ==

PIO0 ==

CLK

ACK*

REQ*

RS

Port B

DB0-DB17

Port B

Control

LDRER

LDREW

RER

REW

RB (DSB) ==

WB (R/WB) ==

FLGA*

FLGB*

FLGC*

FLGD*

CSA

DSA

R/WA

A1

A0

Port A

DA0-DA17

9

18

16

2668 drw 04

A

B FIFO

B

A FIFO

NOTES:

(*) Can be programmed either active high or active low in internal configuration registerers.

(==) Can be programmed through an internal configuration register to be either an input or an output.

Similar Part No. - IDT72521L50GB

Manufacturer	Part #	Datasheet	Description
Integrated Device Techn...	IDT72520	440Kb / 32P	BUS-MATCHING BIDIRECTIONAL FIFO 512 x 18-BIT . 1024 x 9-BIT 1024 x 18-BIT . 2048 x 9-BIT
	IDT72520L25J	440Kb / 32P	BUS-MATCHING BIDIRECTIONAL FIFO 512 x 18-BIT . 1024 x 9-BIT 1024 x 18-BIT . 2048 x 9-BIT
	IDT72520L35J	440Kb / 32P	BUS-MATCHING BIDIRECTIONAL FIFO 512 x 18-BIT . 1024 x 9-BIT 1024 x 18-BIT . 2048 x 9-BIT
	IDT72520L50J	440Kb / 32P	BUS-MATCHING BIDIRECTIONAL FIFO 512 x 18-BIT . 1024 x 9-BIT 1024 x 18-BIT . 2048 x 9-BIT

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Similar Description - IDT72521L50GB

Manufacturer	Part #	Datasheet	Description
Sharp Corporation	LH540215	423Kb / 48P	512 x 18 / 1024 x 18 Synchronous FIFO
Integrated Device Techn...	IDT72510	440Kb / 32P	BUS-MATCHING BIDIRECTIONAL FIFO 512 x 18-BIT . 1024 x 9-BIT 1024 x 18-BIT . 2048 x 9-BIT
Integrated Device Techn...	IDT72205LB	181Kb / 16P	CMOS SyncFIFOO 256 x 18, 512 x 18, 1024 x 18, 2048 x 18 and 4096 x 18
Sharp Corporation	LH543611	475Kb / 57P	512 x 36 x 2 / 1024 x 36 x 2 Synchronous Bidirectional FIFO
Texas Instruments	SN74V215	590Kb / 43P	[Old version datasheet] 512 X 18, 1024 X 18, 2048 X 18, 4096 X 18 DSP-SYNC FIRST-IN, FIRST-OUT MEMORIES
	SN74V215	600Kb / 43P	[Old version datasheet] 512 X 18, 1024 X 18, 2048 X 18, 4096 X 18 DSP-SYNC FIRST-IN, FIRST-OUT MEMORIES
	SN74V215	555Kb / 40P	[Old version datasheet] 512 X 18, 1024 X 18, 2048 X 18, 4096 X 18 DSP-SYNC FIRST-IN, FIRST-OUT MEMORIES
Integrated Device Techn...	IDT72105	179Kb / 12P	CMOS PARALLEL-TO-SERIAL FIFO 256 x 16, 512 x 16, 1024 x 16
Integrated Device Techn...	IDT72V205	214Kb / 25P	3.3 VOLT CMOS SyncFIFO 256 x 18, 512 x 18, 1,024 x 18, 2,048 x 18, and 4,096 x 18
Renesas Technology Corp	IDT72255LA	404Kb / 28P	CMOS SuperSync FIFO™ 8,192 x 18 16,384 x 18 NOVEMBER 2017

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