SOIC-20-208mil
Overview
The MC74HCT240AF is a buffers, Drivers, Receivers, Transceiver made by onsemi in a SOIC-20-208mil package with 20 pins. -40℃~+85℃ 1 25ns@4.5V,50pF 4.5V~5.5V 40uA 6mA 6mA 74HCT 8 TTL Compatible CMOS Tri-State Unidirectional SOIC-20-208mil Buffers, Drivers, Receivers, Transceivers ROHS.
PCBKit's library has its KiCad symbol (74xx:74HCT240, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3756524).
Symbol
Footprint
The library has no footprint for this part yet.
Order codes
1- MC74HCT240AFLCSC C3756524
Pinout
20| Pin | Name | Type |
|---|---|---|
| 1 | 1OE | Input |
| 2 | 1A0 | Input |
| 3 | 2Y0 | Tri-state |
| 4 | 1A1 | Input |
| 5 | 2Y1 | Tri-state |
| 6 | 1A2 | Input |
| 7 | 2Y2 | Tri-state |
| 8 | 1A3 | Input |
| 9 | 2Y3 | Tri-state |
| 10 | GND | Power in |
| 11 | 2A3 | Input |
| 12 | 1Y3 | Tri-state |
| 13 | 2A2 | Input |
| 14 | 1Y2 | Tri-state |
| 15 | 2A1 | Input |
| 16 | 1Y1 | Tri-state |
| 17 | 2A0 | Input |
| 18 | 1Y0 | Tri-state |
| 19 | 2OE | Input |
| 20 | VCC | Power in |
Questions
Is there a KiCad symbol and footprint for the MC74HCT240AF?
Yes. The symbol is 74xx:74HCT240, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the MC74HCT240AF?
SOIC-20-208mil, with 20 pins.
Where can I order the MC74HCT240AF?
JLCPCB lists it as part C3756524, with 0 in stock; the sellers' links on this page open their listings.