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SN74LS299DWR2 on a board, in 3D

SN74LS299DWR2

onsemi

0.4mA、2.6mA 0℃~+70℃ 35MHz 4.75V~5.25V 74LS 8 8mA、24mA Asynchronous clear function、Output enable、Asynchronous parallel load function、Supports forward and reverse shift Tri-State SOIC-WIDE-20 Shift Registers

Extended
DatasheetJLCPCBLCSConsemi/SN74LS299DWR2
Category
Shift Registers
Package
SOIC-WIDE-20
Pins
5

Overview

The SN74LS299DWR2 is a shift Register made by onsemi in a SOIC-WIDE-20 package with 20 pins. 0.4mA、2.6mA 0℃~+70℃ 35MHz 4.75V~5.25V 74LS 8 8mA、24mA Asynchronous clear function、Output enable、Asynchronous parallel load function、Supports forward and reverse shift Tri-State SOIC-WIDE-20 Shift Registers.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:5962-8943601MRA, from EasyEDA) and its footprint (EasyEDA_Cloud:SOIC-20_L12.8-W7.5-P1.27-LS10.3-BL, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C3301191).

Symbol

VCC20S119DS718Q717I/O716I/O515I/O314I/O113CP12DS011GND10MR#9Q08I/O07I/O26I/O45I/O64OE2#3OE1#2S01
EasyEDA_Cloud:5962-8943601MRAFrom EasyEDA

Footprint

1234567891011121314151617181920
EasyEDA_Cloud:SOIC-20_L12.8-W7.5-P1.27-LS10.3-BLFrom EasyEDA

Parameters

9
Clock Frequency
35MHz
Current - Output High(IOH)
0.4mA；2.6mA
Current - Output Low(IOL)
24mA；8mA
Features
Asynchronous clear function；Output enable；Asynchronous parallel load function；Supports forward and reverse shift
Operating Temperature
0℃~+70℃
Output Type
Tri-State
Resolution
8
Series
74LS
Voltage - Supply
4.75V~5.25V

Order codes

1

Pinout

20
The pins of the SN74LS299DWR2
PinNameType
1S0Unspecified
2OE1#Unspecified
3OE2#Unspecified
4I/O6Unspecified
5I/O4Unspecified
6I/O2Unspecified
7I/O0Unspecified
8Q0Unspecified
9MR#Unspecified
10GNDUnspecified
11DS0Unspecified
12CPUnspecified
13I/O1Unspecified
14I/O3Unspecified
15I/O5Unspecified
16I/O7Unspecified
17Q7Unspecified
18DS7Unspecified
19S1Unspecified
20VCCUnspecified

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Questions

Is there a KiCad symbol and footprint for the SN74LS299DWR2?

Yes. The symbol is EasyEDA_Cloud:5962-8943601MRA and the footprint EasyEDA_Cloud:SOIC-20_L12.8-W7.5-P1.27-LS10.3-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the SN74LS299DWR2?

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

Where is the SN74LS299DWR2 datasheet?

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

Where can I order the SN74LS299DWR2?

JLCPCB lists it as part C3301191, with 0 in stock; the sellers' links on this page open their listings.

What can replace the SN74LS299DWR2?

Parts like it in the library: the 74HC165D by Nexperia, the MC74HC595AD by onsemi, the 74HC595D(BJ) by Toshiba and the MC74HC595ADT by onsemi. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8