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MM74HCT540WM on a board, in 3D

MM74HCT540WM

onsemi

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

Extended
DatasheetJLCPCBLCSConsemi/MM74HCT540WM
Category
Buffers, Drivers, Receivers, Transceivers
Package
SOIC-20-300mil
Pins
20

Overview

The MM74HCT540WM 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 Tri-State SOIC-20-300mil Buffers, Drivers, Receivers, Transceivers ROHS.

PCBKit's library has its KiCad symbol (74xx:74LS540, 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 C900059).

Symbol

G11A02A13A24A35A46A57A68A79GND10Y711Y612Y513Y414Y315Y216Y117Y018G219VCC20
74xx:74LS540From KiCad's library

Footprint

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

Parameters

11
Current - Output High(IOH)
7.2mA
Current - Output Low(IOL)
7.2mA
Features
Output enable
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 MM74HCT540WM
PinNameType
1G1Input
2A0Input
3A1Input
4A2Input
5A3Input
6A4Input
7A5Input
8A6Input
9A7Input
10GNDPower in
11Y7Tri-state
12Y6Tri-state
13Y5Tri-state
14Y4Tri-state
15Y3Tri-state
16Y2Tri-state
17Y1Tri-state
18Y0Tri-state
19G2Input
20VCCPower in

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Questions

Is there a KiCad symbol and footprint for the MM74HCT540WM?

Yes. The symbol is 74xx:74LS540 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 MM74HCT540WM?

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

Where is the MM74HCT540WM datasheet?

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

Where can I order the MM74HCT540WM?

JLCPCB lists it as part C900059, with 0 in stock; the sellers' links on this page open their listings.

What can replace the MM74HCT540WM?

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