Skip to the content
PCBKitNew board
DM74ALS646NT, in 3D

DM74ALS646NT

onsemi

0℃~+70℃ 1 15mA 24mA 4.5V~5.5V 74ALS 8 Bidirectional Output enable Tri-State PDIP-24 Buffers, Drivers, Receivers, Transceivers ROHS

Extended
DatasheetJLCPCBLCSConsemi/DM74ALS646NT
Category
Buffers, Drivers, Receivers, Transceivers
Package
PDIP-24
Pins
5

Overview

The DM74ALS646NT is a buffers, Drivers, Receivers, Transceiver made by onsemi in a PDIP-24 package with 24 pins. 0℃~+70℃ 1 15mA 24mA 4.5V~5.5V 74ALS 8 Bidirectional Output enable Tri-State PDIP-24 Buffers, Drivers, Receivers, Transceivers ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:74LVTH646MSA, from EasyEDA) and its footprint (Package_DIP:DIP-24_W8.89mm_SMDSocket_LongPads, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3587421).

Symbol

CAB1SAB2DIR3A14A25A36A47A58A69A710A811GND12B813B714B615B516B417B318B219B120G#21SBA22CBA23VCC24
EasyEDA_Cloud:74LVTH646MSAFrom EasyEDA

Footprint

123456789101112131415161718192021222324
Package_DIP:DIP-24_W8.89mm_SMDSocket_LongPadsFrom KiCad's library

Parameters

10
Channel Type
Bidirectional
Current - Output High(IOH)
15mA
Current - Output Low(IOL)
24mA
Features
Output enable
Logic Family
74ALS
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

24
The pins of the DM74ALS646NT
PinNameType
1CABUnspecified
2SABUnspecified
3DIRUnspecified
4A1Unspecified
5A2Unspecified
6A3Unspecified
7A4Unspecified
8A5Unspecified
9A6Unspecified
10A7Unspecified
11A8Unspecified
12GNDUnspecified
13B8Unspecified
14B7Unspecified
15B6Unspecified
16B5Unspecified
17B4Unspecified
18B3Unspecified
19B2Unspecified
20B1Unspecified
21G#Unspecified
22SBAUnspecified
23CBAUnspecified
24VCCUnspecified

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/onsemi/DM74ALS646NT" title="DM74ALS646NT 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/DM74ALS646NT.jpg" alt="DM74ALS646NT" width="1200" height="900">
A picture that opens the part, for a README
[![DM74ALS646NT](https://pcbkit.io/embed/parts/onsemi/DM74ALS646NT.jpg?size=s)](https://pcbkit.io/parts/onsemi/DM74ALS646NT)

Questions

Is there a KiCad symbol and footprint for the DM74ALS646NT?

Yes. The symbol is EasyEDA_Cloud:74LVTH646MSA and the footprint Package_DIP:DIP-24_W8.89mm_SMDSocket_LongPads, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the DM74ALS646NT?

PDIP-24, with 24 pins. Its footprint is drawn on this page.

Where is the DM74ALS646NT datasheet?

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

Where can I order the DM74ALS646NT?

JLCPCB lists it as part C3587421, with 0 in stock; the sellers' links on this page open their listings.

What can replace the DM74ALS646NT?

Parts like it in the library: the AM29833APC by AMD, the AM29C853API by AMD, the 100313PC by onsemi and the 100322PC by onsemi. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8