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HD74LS393FPEL

Dual 4-bit Binary Counters

Renesas Electronics 

HD74LS393

Dual 4-bit Binary Counters

REJ03D0486–0200

Rev.2.00

Feb.18.2005

This circuit contains eight master-slave flip-flops and additional gating to implement two individual four-bit counters.

The HD74LS393 comprises two independent four-bit binary counters each having a clear and a clock input.

N-bit binary counter can be implemented with each package providing the capability of divide-by-258.

Features

• Ordering Information

Part Name

Package Type

Package Code

(Previous Code)

Package

Abbreviation

HD74LS393P

DILP-14 pin

PRDP0014AB-B

(DP-14AV)

P

HD74LS393FPEL SOP-14 pin (JEITA)

PRSP0014DF-B

FP

(FP-14DAV)

HD74LS393RPEL SOP-14 pin (JEDEC)

PRSP0014DE-A

(FP-14DNV)

RP

Note: Please consult the sales office for the above package availability.

Taping Abbreviation

(Quantity)

—

EL (2,000 pcs/reel)

EL (2,500 pcs/reel)

Pin Arrangement

1A 1

1Clear 2

1QA 3

1QB 4

Outputs

1QC 5

1QD 6

GND 7

CLR

QA

A

QB

QC

QD

CLR

QA

A

QB

QC

QD

14 VCC

13 2A

12 2Clear

11 2QA

10 2QB

9 2QC

Outputs

8 2QD

(Top view)

Rev.2.00, Feb.18.2005, page 1 of 6

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