TC74VHC238FT Toshiba, TC74VHC238FT Datasheet

TC74VHC238FT

Manufacturer Part Number

TC74VHC238FT

Description

Manufacturer

Toshiba

Datasheet

1.TC74VHC238FT.pdf (10 pages)

Specifications of TC74VHC238FT

Logical Function

Decoder/Demux

Logic Family

VHC

Number Of Elements

Polarity

Non-Inverting

Number Of Inputs

Number Of Outputs

Propagation Delay Time

18.5ns

Package Type

TSSOP

High Level Output Current

-8mA

Low Level Output Current

8mA

Operating Supply Voltage (typ)

2.5/3.3/5V

Operating Supply Voltage (max)

5.5V

Operating Supply Voltage (min)

Operating Temp Range

-40C to 85C

Operating Temperature Classification

Industrial

Mounting

Surface Mount

Pin Count

Quiescent Current

4uA

Technology

CMOS

Lead Free Status / Rohs Status

Compliant

Available stocks

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Part Number

Manufacturer

Quantity

Price

Company:

Bonase Electronics (HK) Co., Limited

Part Number:

TC74VHC238FT

Manufacturer:

TOSHIBA

Quantity:

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3-to-8 Line Decoder

DECODER fabricated with silicon gate C

Bipolar Schottky TTL while maintaining the CMOS low power

dissipation.

C) determine which one of the outputs (Y0-Y7) will go High.

held high, decoding function is inhibited and all outputs go Low.

connection and for use as an address decoder for memory

systems.

applied to the input pins without regard to the supply voltage.

This device can be used to interface 5 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 TC74VHC238 is an advanced high speed CMOS 3-to-8

It achieves the high speed operation similar to equivalent

When the device is enabled, 3 Binary Select inputs (A, B and

When enable input G1 is held low or either

An input protection circuit ensures that 0 to 5.5 V can be

TC74VHC238F,TC74VHC238FN,TC74VHC238FT,TC74VHC238FK

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

Pin and function compatible with 74ALS238

, and

= 5.5 ns (typ.) at V

TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic

inputs are provided to ease cascade

NIH

= 4 μA (max) at Ta = 25°C

= V

pLH

NIL

CC (opr)

∼ − t

= 28% V

= 5 V

pHL

MOS technology.

= 2 to 5.5 V

(min)

Note:

Weight

SOP16-P-300-1.27A

SOL16-P-150-1.27

TSSOP16-P-0044-0.65A

VSSOP16-P-0030-0.50

TC74VHC238F

TC74VHC238FN

TC74VHC238FT

TC74VHC238FK

TC74VHC238F/FN/FT/FK

xxxFN (JEDEC SOP) is not available in

Japan.

: 0.18 g (typ.)

: 0.13 g (typ.)

: 0.06 g (typ.)

: 0.02 g (typ.)

2007-10-01

Related parts for TC74VHC238FT

TC74VHC238FT Summary of contents

Page 1

... Pin and function compatible with 74ALS238 MOS technology 28% V (min) NIL CC ∼ − t pLH pHL = (opr) 1 TC74VHC238F/FN/FT/FK Note: xxxFN (JEDEC SOP) is not available in Japan. TC74VHC238F TC74VHC238FN TC74VHC238FT TC74VHC238FK Weight SOP16-P-300-1.27A : 0.18 g (typ.) SOL16-P-150-1.27 : 0.13 g (typ.) TSSOP16-P-0044-0.65A : 0.06 g (typ.) VSSOP16-P-0030-0.50 : 0.02 g (typ.) 2007-10-01 ...

Page 2

Pin Assignment GND 8 (top view) IEC Logic Symbol BIN/OCT ( ( ( ...

Page 3

... Please design the appropriate reliability upon reviewing the Toshiba Semiconductor Reliability Handbook (“Handling Precautions”/“Derating Concept and Methods”) and individual reliability data (i.e. reliability test report and estimated failure rate, etc) ...

Page 4

Electrical Characteristics DC Characteristics Characteristics Symbol High-level input V IH voltage Low-level input V IL voltage High-level output V OH voltage Low-level output V OL voltage Input leakage I IN current Quiescent supply I CC current Test Condition V CC ...

Page 5

AC Characteristics (input: t Characteristics Symbol Propagation delay t pLH time t pHL (A, B, C-Y) Propagation delay t pLH time t pHL (G1-Y) Propagation delay t pLH time t pHL ( 2 G -Y) Input capacitance C IN Power ...

Page 6

Package Dimensions Weight: 0.18 g (typ.) TC74VHC238F/FN/FT/FK 6 2007-10-01 ...

Page 7

Package Dimensions (Note) Note: This package is not available in Japan. Weight: 0.13 g (typ.) TC74VHC238F/FN/FT/FK 7 2007-10-01 ...

Page 8

Package Dimensions Weight: 0.06 g (typ.) TC74VHC238F/FN/FT/FK 8 2007-10-01 ...

Page 9

Package Dimensions Weight: 0.02 g (typ.) TC74VHC238F/FN/FT/FK 9 2007-10-01 ...

Page 10

... Product shall not be used for or incorporated into any products or systems whose manufacture, use, or sale is prohibited under any applicable laws or regulations. • The information contained herein is presented only as guidance for Product use. No responsibility is assumed by TOSHIBA for any infringement of patents or any other intellectual property rights of third parties that may result from the use of Product. No license to any intellectual property right is granted by this document, whether express or implied, by estoppel or otherwise. • ...

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