4 layers170.1 × 170.1 mm
Overview
The 74AC20M is an inverter made by STMicroelectronics in a SOIC-14 package with 14 pins. SOIC-14 Inverters ROHS.
PCBKit's library has its footprint (Package_SO:SOIC-14_3.9x8.7mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C5483). 8 open-source boards in 2 repositories on GitHub use it.
Symbol
The library has no symbol for this part yet.
Footprint
Order codes
1- 74AC20MTRLCSC C5483
Open-source boards using it
All 8- 4 layers406.4 × 254 mm
- 2 layers
- 4 layers406.4 × 254 mm
- 4 layers406.4 × 254 mm
- 4 layers406.4 × 254 mm
- 4 layers406.4 × 254 mm
- 4 layers406.4 × 254 mm
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<iframe src="https://pcbkit.io/embed/parts/st/74AC20M" title="74AC20M in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/st/74AC20M.jpg" alt="74AC20M" width="1200" height="900">[](https://pcbkit.io/parts/st/74AC20M)Questions
Is there a KiCad symbol and footprint for the 74AC20M?
Yes. the footprint Package_SO:SOIC-14_3.9x8.7mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the 74AC20M?
SOIC-14, with 14 pins. Its footprint is drawn on this page.
Where can I order the 74AC20M?
JLCPCB lists it as part C5483, with 0 in stock; the sellers' links on this page open their listings.
What can replace the 74AC20M?
Parts like it in the library: the MC14584BD by onsemi, the MC14106BD by onsemi, the CD4007UBM/TR by HGSEMI and the RS6G14XP by Jiangsu RUNIC Tech. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the 74AC20M?
8 boards in 2 repositories on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
8
MC14584BD
SOIC-14-55℃~+125℃ 1 1.6V~4.6V 1uA 3.4V~10.5V 3V~18V 4000B Series 6 8.8mA 8.8mA 80ns@15V,50pF Schmitt trigger 噪声抑制功能 SOIC-14 Inverters ROHSonsemiInvertersMC14106BD
SOIC-14-55℃~+125℃ 1 14.95V 1uA 3.6V~10.8V 3V~18V 4000B Series 6 8.8mA 8.8mA 80ns@15V,50pF 900mV~4V Schmitt trigger SOIC-14 Inverters ROHSonsemiInvertersCD4007UBM/TR
SOP-14-55℃~+125℃ 1V、2.5V 3V~18V 4.2mA 4.2mA 4.95V、9.95V、14.95V 4000B Series 4V、12.5V 500nA 50mV 50ns@15V,50pF SOP-14 Inverters ROHSHGSEMIInvertersRS6G14XP
SOP-14-40℃~+125℃ 1.2V、1.9V、2.3V、2.4V、3.8V 1.65V~5.5V 100mV、300mV、400mV、450mV、550mV、550mV 1uA 24mA 24mA 3.1ns@3.3V,50pF 6 Power shutdown protection、Noise suppression function Schmitt trigger SOP-14 Inverters ROHSJiangsu RUNIC TechInvertersIW4069UBDT
SOP-14-55℃~+125℃ 1 1V~2.5V 1uA 3.4mA 3.4mA 3V~18V 4.95V~14.95V 4V~12.5V 50mV 50ns@15V,50pF 6 SOP-14 Inverters ROHSIKSEMICONInvertersSN74ALS1005D
SOIC-140℃~+70℃ 1 100uA 24mA 2V 30ns@5V,50pF 4.5V~5.5V 6 74ALS 800mV SOIC-14 Inverters ROHSTexas InstrumentsInvertersCD4007BM/TR
SOP-1420ns@10V,15pF 3V~15V Noise suppression function SOP-14 Inverters ROHSHGSEMIInverters74HC14D
SO-14-40℃~+125℃ 1 1.5V~4.2V 21ns@6V,50pF 2V~6V 2uA 300mV~1.2V 5.2mA 5.2mA 6 74HC Schmitt trigger SOIC-14 Inverters ROHSNexperiaInverters