Skip to the content
PCBKitNew board
MM74HCT240WM, in 3D

MM74HCT240WM

onsemi

-40℃~+85℃ 1 25ns@5V,50pF 4.5V~5.5V 7.2mA 7.2mA 74HCT 8 80uA Output enable TTL Compatible CMOS Tri-State SOIC-20-300mil Buffers, Drivers, Receivers, Transceivers ROHS

Extended
DatasheetJLCPCBLCSConsemi/MM74HCT240WM
Category
Buffers, Drivers, Receivers, Transceivers
Package
SOIC-20-300mil
Pins
20

Overview

The MM74HCT240WM is a buffers, Drivers, Receivers, Transceiver made by onsemi in a SOIC-20-300mil package with 20 pins. -40℃~+85℃ 1 25ns@5V,50pF 4.5V~5.5V 7.2mA 7.2mA 74HCT 8 80uA Output enable TTL Compatible CMOS Tri-State SOIC-20-300mil Buffers, Drivers, Receivers, Transceivers ROHS.

PCBKit's library has its KiCad symbol (74xx:74HCT240, from KiCad's library) and its footprint (Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C900058).

Symbol

1OE11A022Y031A142Y151A262Y271A382Y39GND102A3111Y3122A2131Y2142A1151Y1162A0171Y0182OE19VCC20
74xx:74HCT240From KiCad's library

Footprint

1234567891011121314151617181920
Package_SO:SOIC-20W_7.5x12.8mm_P1.27mmFrom KiCad's library

Parameters

12
Current - Output High(IOH)
7.2mA
Current - Output Low(IOL)
7.2mA
Features
Output enable
Input type
TTL-compatible CMOS
Logic Family
74HCT
Number of Bits per Element
8
Number of Elements
1
Operating Temperature
-40℃~+85℃
Propagation Delay
25ns@5V,50pF
Quiescent Current
80uA
Voltage - Supply
4.5V~5.5V
output type
Tri-State

Order codes

1

Pinout

20
The pins of the MM74HCT240WM
PinNameType
11OEInput
21A0Input
32Y0Tri-state
41A1Input
52Y1Tri-state
61A2Input
72Y2Tri-state
81A3Input
92Y3Tri-state
10GNDPower in
112A3Input
121Y3Tri-state
132A2Input
141Y2Tri-state
152A1Input
161Y1Tri-state
172A0Input
181Y0Tri-state
192OEInput
20VCCPower in

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/onsemi/MM74HCT240WM" title="MM74HCT240WM in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>
A picture
<img src="https://pcbkit.io/embed/parts/onsemi/MM74HCT240WM.jpg" alt="MM74HCT240WM" width="1200" height="900">
A picture that opens the part, for a README
[![MM74HCT240WM](https://pcbkit.io/embed/parts/onsemi/MM74HCT240WM.jpg?size=s)](https://pcbkit.io/parts/onsemi/MM74HCT240WM)

Questions

Is there a KiCad symbol and footprint for the MM74HCT240WM?

Yes. The symbol is 74xx:74HCT240 and the footprint Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the MM74HCT240WM?

SOIC-20-300mil, with 20 pins. Its footprint is drawn on this page.

Where is the MM74HCT240WM datasheet?

onsemi publishes it: the Datasheet link on this page opens it.

Where can I order the MM74HCT240WM?

JLCPCB lists it as part C900058, with 0 in stock; the sellers' links on this page open their listings.

What can replace the MM74HCT240WM?

Parts like it in the library: the 74HC245D by Nexperia, the 74HCT244D by Nexperia, the 74HCT245D by Nexperia and the SN74HC244DW by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8