SN74LS155MEL
onsemiExtended
0℃~+70℃ 35ns@5V,50pF 4.75V~5.25V 400uA 6.1mA 8mA Decoder Reverse function SOP-16 Signal Switches, Multiplexers, Decoders ROHS
- Part id
- onsemi/SN74LS155MEL
- Category
- Signal Switches, Multiplexers, Decoders
- Package
- SOP-16
- Pins
- 5
- In stock
- 0 at JLCPCB (C3209663)
Overview
The SN74LS155MEL is a signal Switches, Multiplexers, Decoder made by onsemi in a SOP-16 package with 16 pins. 0℃~+70℃ 35ns@5V,50pF 4.75V~5.25V 400uA 6.1mA 8mA Decoder Reverse function SOP-16 Signal Switches, Multiplexers, Decoders ROHS.
PCBKit's library has its KiCad symbol (74xx:74LS155, from KiCad's library) and its footprint (Package_SO:SO-16_3.9x9.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3209663).
Symbol
Footprint
Pinout
16| Pin | Name | Type |
|---|---|---|
| 1 | Ea1 | Input |
| 2 | Ea2 | Input |
| 3 | A1 | Input |
| 4 | Q3a | Output |
| 5 | Q2a | Output |
| 6 | Q1a | Output |
| 7 | Q0a | Output |
| 8 | GND | Power in |
| 9 | Q0b | Output |
| 10 | Q1b | Output |
| 11 | Q2b | Output |
| 12 | Q3b | Output |
| 13 | A0 | Input |
| 14 | Eb1 | Input |
| 15 | Eb2 | Input |
| 16 | VCC | Power in |
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Questions
Is there a KiCad symbol and footprint for the SN74LS155MEL?
Yes. The symbol is 74xx:74LS155 and the footprint Package_SO:SO-16_3.9x9.9mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the SN74LS155MEL?
SOP-16, with 16 pins. Its footprint is drawn on this page.
Where can I order the SN74LS155MEL?
JLCPCB lists it as part C3209663, with 0 in stock; the sellers' links on this page open their listings.
What can replace the SN74LS155MEL?
Parts like it in the library: the 74HC138D by Nexperia, the EM74HC138D by EnergyMath, the CD4028BM(LX) by lingxingic and the CJ74HC157AEN by Jiangsu Changjing Electronics Technology (CJ). Check their datasheets: a part that fits the footprint may still differ in its ratings.