TC7MH240FK_07 TOSHIBA [Toshiba Semiconductor], TC7MH240FK_07 Datasheet

TC7MH240FK_07

Manufacturer Part Number

TC7MH240FK_07

Description

Octal Bus Buffer

Manufacturer

TOSHIBA [Toshiba Semiconductor]

Datasheet

1.TC7MH240FK_07.pdf (8 pages)

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Download datasheet (195Kb)

Octal Bus Buffer

speed CMOS octal bus buffers fabricated with silicon gate

bipolar schottky TTL while maintaining the CMOS low power

dissipation.

active-low output enables. The TC7MH244FK is a non-inverting

3-state buffer, and has two active-low output enables.

address drivers, etc.

voltage. This device can be used to interface 5 V to 3 V systems and two supply systems such as battery back up.

This circuit prevents device destruction due to mismatched supply and input voltages.

Features

•

The TC7MH240FK and TC7MH244FK are advanced high

They achieve the high speed operation similar to equivalent

The TC7MH240FK is an inverting 3-state buffer having two

These devices are designed to be used with 3-state memory

An input protection circuit ensures that 0 to 5.5 V can be applied to the input pins without regard to the supply

MOS technology.

TC7MH240FK Inverted, 3-State Outputs

TC7MH244FK Non-Inverted, 3-State Outputs

High speed: t

Low power dissipation: I

High noise immunity: V

Power down protection is provided on all inputs.

Balanced propagation delays: t

Wide operating voltage range: V

Low noise: V

Pin and function compatible with 74ALS240/244

TC7MH240FK,TC7MH244FK

OLP

= 3.9 ns (typ.) (V

= 0.8 (max)

TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic

NIH

= 4 μA (max) (Ta = 25°C)

= V

pLH

NIL

CC (opr)

≈ t

= 5 V)

= 28% V

pHL

= 2~5.5 V

(min)

Weight: 0.03 g (typ.)

TC7MH240,244FK

2007-10-19

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TC7MH240FK_07 Summary of contents

Page 1

TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC7MH240FK,TC7MH244FK Octal Bus Buffer TC7MH240FK Inverted, 3-State Outputs TC7MH244FK Non-Inverted, 3-State Outputs The TC7MH240FK and TC7MH244FK are advanced high speed CMOS octal bus buffers fabricated with silicon gate 2 C MOS technology. They ...

Page 2

Pin Assignment (top view) TC7MH240FK 1A1 1A2 1A3 1A4 GND 10 IEC Logic Symbol TC7MH240FK (1) 1 ...

Page 3

Absolute Maximum Ratings Characteristics Supply voltage range DC input voltage DC output voltage Input diode current Output diode current DC output current DC V /ground current CC Power dissipation Storage temperature Note: Exceeding any of the absolute maximum ratings, even ...

Page 4

Electrical Characteristics DC Characteristics Characteristics Symbol High level V Input voltage Low level V High level V OH Output voltage Low level V 3-state output off-state current I OZ Input leakage current I Quiescent supply current I CC Test Condition ...

Page 5

AC Characteristics (Input: t Characteristics Symbol Propagation delay time t pLH t pHL (TC7MH240FK) Propagation delay time t pLH t pHL (TC7MH244FK) t pZL 3-state output enable time t pZH t pLZ 3-state output disable time t pHZ t osLH ...

Page 6

Noise Characteristics (Input: t Characteristics Quiet output maximum dynamic V OL Quiet output minimum dynamic V OL Minimum high level dynamic input voltage V Maximum low level dynamic input voltage V Input Equivalent Circuit Input = ns) ...

Page 7

Package Dimensions Weight: 0.03 g (typ.) TC7MH240,244FK 7 2007-10-19 ...

Page 8

RESTRICTIONS ON PRODUCT USE • The information contained herein is subject to change without notice. • TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to ...

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