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CD74HC221PW on a board, in 3D

CD74HC221PW

Texas Instruments

-55℃~+125℃ 160uA 18ns 2 2V~6V 5.2mA 5.2mA 74HC Complementary Monostable Reset input、Adjustable pulse width、Dual edge triggering Schmitt trigger TSSOP-16-4.4mm Monostable Multivibrators ROHS

Extended
DatasheetJLCPCBLCSCti/CD74HC221PW
Category
Monostable Multivibrators
Package
TSSOP-16-4.4mm
Pins
16

Overview

The CD74HC221PW is a monostable Multivibrator made by Texas Instruments in a TSSOP-16-4.4mm package with 16 pins. -55℃~+125℃ 160uA 18ns 2 2V~6V 5.2mA 5.2mA 74HC Complementary Monostable Reset input、Adjustable pulse width、Dual edge triggering Schmitt trigger TSSOP-16-4.4mm Monostable Multivibrators ROHS.

PCBKit's library has its KiCad symbol (74xx:74LS221, from KiCad's library) and its footprint (Package_SO:TSSOP-16_4.4x5mm_P0.65mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1522906).

Symbol

A1B2CLR3Q4Q13Cext14RCext15
74xx:74LS221From KiCad's library

Footprint

12345678910111213141516
Package_SO:TSSOP-16_4.4x5mm_P0.65mmFrom KiCad's library

Parameters

12
Current - Output High(IOH)
5.2mA
Current - Output Low(IOL)
5.2mA
Function
Reset input, Adjustable pulse width, Dual edge triggering
Input Type
Schmitt trigger
Logic Family
74HC
Logic Type
Monostable
Number Of Channels
2
Operating Temperature
-55℃~+125℃
Output Type
Complementary
Propagation Delay
18ns
Quiescent Current
160uA
Voltage - Supply
2V~6V

Order codes

3

Pinout

16
The pins of the CD74HC221PW
PinNameType
1AInput
2BInput
3CLRInput
4QOutput
5QOutput
6CextInput
7RCextInput
8GNDPower in
9AInput
10BInput
11CLRInput
12QOutput
13QOutput
14CextInput
15RCextInput
16VCCPower in

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Questions

Is there a KiCad symbol and footprint for the CD74HC221PW?

Yes. The symbol is 74xx:74LS221 and the footprint Package_SO:TSSOP-16_4.4x5mm_P0.65mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the CD74HC221PW?

TSSOP-16-4.4mm, with 16 pins. Its footprint is drawn on this page.

Where is the CD74HC221PW datasheet?

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

Where can I order the CD74HC221PW?

JLCPCB lists it as part C1522906, with 0 in stock; the sellers' links on this page open their listings.

What can replace the CD74HC221PW?

Parts like it in the library: the 74HC123PW by Nexperia, the CD74HC123PW by Texas Instruments, the RS2G123XTSS16 by Jiangsu RUNIC Tech and the AIP74HC123TA16.TR by Wuxi I-core Elec. Check their datasheets: a part that fits the footprint may still differ in its ratings.

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