HD74AC240 데이터 시트보기 (PDF) - Renesas Electronics

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HD74AC240

Octal Buffer/Line Driver with 3-State Output

Renesas Electronics 

HD74AC240/HD74ACT240

Octal Buffer/Line Driver with 3-State Output

REJ03D0261–0200Z

(Previous ADE-205-381 (Z))

Rev.2.00

Jul.16.2004

Description

The HD74AC240/HD74ACT240 is an octal buffer and line driver designed to be employed as a memory address driver,

clock driver and bus oriented transmitter or receiver which provides improved PC board density.

Features

• 3-State Outputs Drive Bus Lines or Buffer Memory Address Registers

• Outputs Source/Sink 24 mA

• HD74ACT240 has TTL-Compatible Inputs

• Ordering Information: Ex. HD74AC240

Part Name

Package Type Package Code Package Abbreviation Taping Abbreviation (Quantity)

HD74AC240P

DIP-20 pin

DP-20N, -20NEV P

—

HD74AC240FPEL SOP-20 pin (JEITA) FP-20DAV

FP

EL (2,000 pcs/reel)

HD74AC240RPEL SOP-20 pin (JEDEC) FP-20DBV

RP

EL (1,000 pcs/reel)

HD74AC240TELL TSSOP-20 pin

TTP-20DAV

T

ELL (2,000 pcs/reel)

Notes: 1. Please consult the sales office for the above package availability.

2. The packages with lead-free pins are distinguished from the conventional products by adding V at the end of

the package code.

Pin Arrangement

OE1 1

1A1 2

2Y4 3

1A2 4

2Y3 5

1A3 6

2Y2 7

1A4 8

2Y1 9

GND 10

(Top view)

20 VCC

19 OE2

18 1Y1

17 2A4

16 1Y2

15 2A3

14 1Y3

13 2A2

12 1Y4

11 2A1

Rev.2.00, Jul.16.2004, page 1 of 8

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