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SN74HC253DB on a board, in 3D

SN74HC253DB

Texas Instruments

-40℃~+85℃ 26ns@6V,50pF 2V~6V 7.8mA 7.8mA 74HC 8/2 80uA Multiplexer Output enable high-impedance、Tri-state output Single Supply SSOP-16-208mil Signal Switches, Multiplexers, Decoders ROHS

Extended
DatasheetJLCPCBLCSCti/SN74HC253DB
Category
Signal Switches, Multiplexers, Decoders
Package
SSOP-16-208mil
Pins
16

Overview

The SN74HC253DB is a signal Switches, Multiplexers, Decoder made by Texas Instruments in a SSOP-16-208mil package with 16 pins. -40℃~+85℃ 26ns@6V,50pF 2V~6V 7.8mA 7.8mA 74HC 8/2 80uA Multiplexer Output enable high-impedance、Tri-state output Single Supply SSOP-16-208mil Signal Switches, Multiplexers, Decoders ROHS.

PCBKit's library has its KiCad symbol (74xx:74LS253, from KiCad's library) and its footprint (Package_SO:SSOP-16_5.3x6.2mm_P0.65mm, from KiCad's library), ready for a KiCad board. 129 are in stock at JLCPCB (part C2674512).

Symbol

OEa1A12I3a3I2a4I1a5I0a6Za7GND8Zb9I0b10I1b11I2b12I3b13A014OEb15VCC16
74xx:74LS253From KiCad's library

Footprint

12345678910111213141516
Package_SO:SSOP-16_5.3x6.2mm_P0.65mmFrom KiCad's library

Parameters

11
Current - Output High(IOH)
7.8mA
Current - Output Low(IOL)
7.8mA
Function
Output enable high-impedance
Number of lines
8/2
Operating temperature
-40℃~+85℃
Propagation Delay
26ns@6V,50pF
Quiescent Current
80uA
Series
74HC
Type
Multiplexer
Voltage - Supply
2V~6V
Voltage Supply Source
Single Supply

Order codes

1

Pinout

16
The pins of the SN74HC253DB
PinNameType
1OEaInput
2A1Input
3I3aInput
4I2aInput
5I1aInput
6I0aInput
7ZaTri-state
8GNDPower in
9ZbTri-state
10I0bInput
11I1bInput
12I2bInput
13I3bInput
14A0Input
15OEbInput
16VCCPower in

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Questions

Is there a KiCad symbol and footprint for the SN74HC253DB?

Yes. The symbol is 74xx:74LS253 and the footprint Package_SO:SSOP-16_5.3x6.2mm_P0.65mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the SN74HC253DB?

SSOP-16-208mil, with 16 pins. Its footprint is drawn on this page.

Where is the SN74HC253DB datasheet?

Texas Instruments publishes it: the Datasheet link on this page opens it.

Where can I order the SN74HC253DB?

JLCPCB lists it as part C2674512, with 129 in stock; the sellers' links on this page open their listings.

What can replace the SN74HC253DB?

Parts like it in the library: the SN74LV157ADB by Texas Instruments, the AS5040-ASST by Advanced Monolithic Systems, the SN74AHC139DB by Texas Instruments and the SN74AHCT139DB by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.

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