Skip to the content
PCBKitNew board
DM74AS245WM on a board, in 3D

DM74AS245WM

onsemi

Extended
DatasheetJLCPCBLCSConsemi/DM74AS245WM
Category
Buffers, Drivers, Receivers, Transceivers
Package
SOIC-20
Pins
20

Overview

The DM74AS245WM is a buffers, Drivers, Receivers, Transceiver made by onsemi in a SOIC-20 package with 20 pins.

PCBKit's library has its KiCad symbol (74xx:74HC245, 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 C3587141).

Symbol

A->B1A02A13A24A35A46A57A68A79GND10B711B612B513B414B315B216B117B018CE19VCC20
74xx:74HC245From KiCad's library

Footprint

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

Parameters

9
Channel Type
Bidirectional
Current - Output High(IOH)
15mA
Current - Output Low(IOL)
48mA
Logic Family
74AS
Number of Bits per Element
8
Number of Elements
1
Operating Temperature
0℃~+70℃
Voltage - Supply
4.5V~5.5V
output type
Tri-State

Order codes

1

Pinout

20
The pins of the DM74AS245WM
PinNameType
1A->BInput
2A0Tri-state
3A1Tri-state
4A2Tri-state
5A3Tri-state
6A4Tri-state
7A5Tri-state
8A6Tri-state
9A7Tri-state
10GNDPower in
11B7Tri-state
12B6Tri-state
13B5Tri-state
14B4Tri-state
15B3Tri-state
16B2Tri-state
17B1Tri-state
18B0Tri-state
19CEInput
20VCCPower in

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/onsemi/DM74AS245WM" title="DM74AS245WM 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/DM74AS245WM.jpg" alt="DM74AS245WM" width="1200" height="900">
A picture that opens the part, for a README
[![DM74AS245WM](https://pcbkit.io/embed/parts/onsemi/DM74AS245WM.jpg?size=s)](https://pcbkit.io/parts/onsemi/DM74AS245WM)

Questions

Is there a KiCad symbol and footprint for the DM74AS245WM?

Yes. The symbol is 74xx:74HC245 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 DM74AS245WM?

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

Where is the DM74AS245WM datasheet?

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

Where can I order the DM74AS245WM?

JLCPCB lists it as part C3587141, with 0 in stock; the sellers' links on this page open their listings.

What can replace the DM74AS245WM?

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