CD74HC221NS
Texas InstrumentsExtended
-55℃~+125℃ 160uA 18ns 2 2V~6V 5.2mA 5.2mA 74HC Monostable Reset input、Adjustable pulse width、Dual edge triggering Schmitt trigger SO-16-208mil Monostable Multivibrators ROHS
- Part id
- ti/CD74HC221NS
- Category
- Monostable Multivibrators
- Package
- SO-16-208mil
- Pins
- 16
- In stock
- 222 at JLCPCB (C2652499)
Overview
The CD74HC221NS is a monostable Multivibrator made by Texas Instruments in a SO-16-208mil package with 16 pins. -55℃~+125℃ 160uA 18ns 2 2V~6V 5.2mA 5.2mA 74HC Monostable Reset input、Adjustable pulse width、Dual edge triggering Schmitt trigger SO-16-208mil Monostable Multivibrators ROHS.
PCBKit's library has its KiCad symbol (74xx:74LS221, from KiCad's library) and its footprint (EasyEDA_Cloud:SO-16_L10.3-W5.3-P1.27-LS7.8-BL, from EasyEDA), ready for a KiCad board. 222 are in stock at JLCPCB (part C2652499).
Symbol
Footprint
Pinout
16| Pin | Name | Type |
|---|---|---|
| 1 | A | Input |
| 2 | B | Input |
| 3 | CLR | Input |
| 4 | Q | Output |
| 5 | Q | Output |
| 6 | Cext | Input |
| 7 | RCext | Input |
| 8 | GND | Power in |
| 9 | A | Input |
| 10 | B | Input |
| 11 | CLR | Input |
| 12 | Q | Output |
| 13 | Q | Output |
| 14 | Cext | Input |
| 15 | RCext | Input |
| 16 | VCC | Power in |
Parts like it
7
SN74LS123NS
SO-16-208mil0℃~+70℃ 20mA 33ns 4.75V~5.25V 400uA 74LS 8mA Monostable Schmitt trigger SO-16-208mil Monostable Multivibrators ROHSTexas InstrumentsMonostable MultivibratorsMC14528BFL2
--55℃~+125℃ 2 250ns 3V~18V 8.8mA 8.8mA Monostable Reset input、Adjustable pulse width、Dual edge triggering、Retriggerable function - Monostable Multivibrators ROHSMOTOROLAMonostable MultivibratorsMC74HC4538AFR2-MO
SO-16EIAJ-55℃~+125℃ 2 2V~6V 30ns 5.2mA 5.2mA 74HC Monostable Schmitt trigger SO-16EIAJ Monostable Multivibrators ROHSMOTOROLAMonostable MultivibratorsMC14538BFR1
-Reset input、Adjustable pulse width、Dual edge triggering、Retriggerable function - Monostable Multivibrators ROHSonsemiMonostable MultivibratorsMC74HC4538AFL1
SO-16EIAJ-55℃~+125℃ 2 2V~6V 30ns 5.2mA 5.2mA 74HC Monostable Reset input、Adjustable pulse width、Dual edge triggering、Retriggerable function Schmitt trigger SO-16EIAJ Monostable Multivibrators ROHSonsemiMonostable MultivibratorsMM74HC123ASJ
SO-16P-40℃~+85℃ 2 22ns 2V~6V 5.2mA 5.2mA 74HC Monostable Reset input、Dual edge triggering、Retriggerable function Schmitt trigger SO-16P Monostable Multivibrators ROHSonsemiMonostable MultivibratorsSN74LV123ANS
-Reset input、Adjustable pulse width、Retriggerable function - Monostable Multivibrators ROHSTexas InstrumentsMonostable Multivibrators
Questions
Is there a KiCad symbol and footprint for the CD74HC221NS?
Yes. The symbol is 74xx:74LS221 and the footprint EasyEDA_Cloud:SO-16_L10.3-W5.3-P1.27-LS7.8-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the CD74HC221NS?
SO-16-208mil, with 16 pins. Its footprint is drawn on this page.
Where is the CD74HC221NS datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the CD74HC221NS?
JLCPCB lists it as part C2652499, with 222 in stock; the sellers' links on this page open their listings.
What can replace the CD74HC221NS?
Parts like it in the library: the SN74LS123NS by Texas Instruments, the MC14528BFL2 by MOTOROLA, the MC74HC4538AFR2-MO by MOTOROLA and the MC14538BFR1 by onsemi. Check their datasheets: a part that fits the footprint may still differ in its ratings.