DM74LS123SJ
onsemiExtended
Reset input、Dual edge triggering、Retriggerable function SOP-16-5.4mm Monostable Multivibrators
- Part id
- onsemi/DM74LS123SJ
- Category
- Monostable Multivibrators
- Package
- SOP-16-5.4mm
- Pins
- 16
- In stock
- 0 at JLCPCB (C3233942)
Overview
The DM74LS123SJ is a monostable Multivibrator made by onsemi in a SOP-16-5.4mm package with 16 pins. Reset input、Dual edge triggering、Retriggerable function SOP-16-5.4mm Monostable Multivibrators.
PCBKit's library has its KiCad symbol (74xx:74LS123, from KiCad's library) and its footprint (EasyEDA_Cloud:SOIC-16_L10.2-W5.3-P1.27-LS7.8-BL, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C3233942).
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 |
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Questions
Is there a KiCad symbol and footprint for the DM74LS123SJ?
Yes. The symbol is 74xx:74LS123 and the footprint EasyEDA_Cloud:SOIC-16_L10.2-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 DM74LS123SJ?
SOP-16-5.4mm, with 16 pins. Its footprint is drawn on this page.
Where is the DM74LS123SJ datasheet?
onsemi publishes it: the Datasheet link on this page opens it.
Where can I order the DM74LS123SJ?
JLCPCB lists it as part C3233942, with 0 in stock; the sellers' links on this page open their listings.
What can replace the DM74LS123SJ?
Parts like it in the library: the SN74LS221NSR by Texas Instruments, the 74HC4538FP-E by Renesas Electronics, the HD74HC123AFPEL by Renesas Electronics and the HD74HC4538FPEL by Renesas Electronics. Check their datasheets: a part that fits the footprint may still differ in its ratings.