1

2015 Integrated Device Technology, Inc. All rights reserved. Product specifications subject to change without notice.

DSC-4660/9

©

FEBRUARY 2015

256 x 36 x 2

512 x 36 x 2

1,024 x 36 x 2

IDT72V3622

IDT72V3632

IDT72V3642

IDT and the IDT logo are registered trademark of Integrated Device Technology, Inc SyncBiFIFO is a trademark of Integrated Device Technology, Inc.

COMMERCIAL TEMPERATURE RANGE

FEATURES:

IDT72V3622 – 256 x 36 x 2

IDT72V3632 – 512 x 36 x 2

IDT72V3642 – 1,024 x 36 x 2

(simultaneous reading and writing of data on a single clock edge

is permitted)

tions

functions) or First Word Fall Through timing (using ORA, ORB, IRA

and IRB flag functions)

723642

DESCRIPTION:

TheIDT72V3622/72V3632/72V3642arefunctionallycompatibleversions

of the IDT723622/723632/723642, designed to run off a 3.3V supply for

exceptionally low-power consumption. These devices are monolithic, high-

FUNCTIONAL BLOCK DIAGRAM

Mail 1

Register

Programmable Flag

Offset Registers

RAM

ARRAY

256 x 36

512 x 36

1,024 x 36

Write

Pointer

Read

Pointer

Status Flag

Logic

RAM

ARRAY

256 x 36

512 x 36

1,024 x 36

Write

Pointer

Read

Pointer

Status Flag

Logic

CLKA

CSA

W/

RA

ENA

MBA

Port-A

Control

Logic

FIFO1,

Mail1

Reset

Logic

RST1

Mail 2

Register

MBF2

CLKB

CSB

W/RB

ENB

MBB

Port-B

Control

Logic

FIFO2,

Mail2

Reset

Logic

RST2

MBF1

FIFO 1

FIFO 2

10

EFB/ORB

AEB

36

36

FFB/IRB

AFB

FFA/IRA

AFA

EFA/ORA

AEA

4660 drw 01

36

36

Timing

Mode

FWFT