2 layers368.3 × 254 mm
Overview
The SN74LS373DW is a latche made by Texas Instruments in a SOIC-20-300mil package with 20 pins. 0℃~+70℃ 2.6mA 20ns 24mA 30ns 4.75V~5.25V 5ns 74LS 8 D Latch Tri-State SOIC-20-300mil Latches ROHS.
PCBKit's library has its KiCad symbol (74xx:74LS373, from KiCad's library) and its footprint (Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm, from KiCad's library), ready for a KiCad board. 710 are in stock at JLCPCB (part C2867545). 1 open-source board in 1 repository on GitHub use it.
Symbol
Footprint
Parameters
11- Current - Output High(IOH)
- 2.6mA
- Current - Output Low(IOL)
- 24mA
- Hold Time
- 20ns
- Logic Type
- D Latch
- Number of Channels
- 8
- Operating Temperature
- 0℃~+70℃
- Output Type
- Tri-State
- Propagation Delay
- 30ns
- Series
- 74LS
- Setup Time
- 5ns
- Voltage - Supply
- 4.75V~5.25V
Order codes
3- SN74LS373DWLCSC C1523352
- SN74LS373DWRLCSC C2867545
- SN74LS373DWRG4LCSC C7762
Pinout
20| Pin | Name | Type |
|---|---|---|
| 1 | OE | Input |
| 2 | O0 | Tri-state |
| 3 | D0 | Input |
| 4 | D1 | Input |
| 5 | O1 | Tri-state |
| 6 | O2 | Tri-state |
| 7 | D2 | Input |
| 8 | D3 | Input |
| 9 | O3 | Tri-state |
| 10 | GND | Power in |
| 11 | LE | Input |
| 12 | O4 | Tri-state |
| 13 | D4 | Input |
| 14 | D5 | Input |
| 15 | O5 | Tri-state |
| 16 | O6 | Tri-state |
| 17 | D6 | Input |
| 18 | D7 | Input |
| 19 | O7 | Tri-state |
| 20 | VCC | Power in |
Open-source boards using it
All 1Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/ti/SN74LS373DW" title="SN74LS373DW in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/ti/SN74LS373DW.jpg" alt="SN74LS373DW" width="1200" height="900">[](https://pcbkit.io/parts/ti/SN74LS373DW)Questions
Is there a KiCad symbol and footprint for the SN74LS373DW?
Yes. The symbol is 74xx:74LS373 and the footprint Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the SN74LS373DW?
SOIC-20-300mil, with 20 pins. Its footprint is drawn on this page.
Where is the SN74LS373DW datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the SN74LS373DW?
JLCPCB lists it as part C2867545, with 710 in stock; the sellers' links on this page open their listings.
What can replace the SN74LS373DW?
Parts like it in the library: the 74HC573D by Nexperia, the 74HC573D by MDD, the SN74HC573ADW by Texas Instruments and the SN74HC573D(LX) by lingxingic. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the SN74LS373DW?
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
8
74HC573D
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SOP-20LSOP-20L Latches ROHSMDDLatchesSN74HC573ADW
SOIC-20-300mil-40℃~+85℃ 11ns 23ns 2V~6V 5ns 7.8mA 7.8mA 74HC 8 8uA D Latch Tri-State SOIC-20-300mil Latches ROHSTexas InstrumentsLatchesSN74HC573D(LX)
SOP-20-300mil-40℃~+125℃ 26ns 2V~6V 7.8mA 7.8mA 74HC 8 8uA D Latch Tri-State SOP-20-300mil Latches ROHSlingxingicLatchesSN74LS373DWR(LX)
SOP-20-300mil-40℃~+125℃ 26ns 2V~6V 7.8mA 7.8mA 74LS 8 8uA D Latch Tri-State SOP-20-300mil Latches ROHSlingxingicLatches74HC373D
SOP-20LSOP-20L Latches ROHSMDDLatchesSN74HC373DW
SOIC-20-300mil-40℃~+85℃ 12ns 13ns 15ns 2V~6V 7.8mA 7.8mA 74HC 8 D Latch Tri-State SOIC-20-300mil Latches ROHSTexas InstrumentsLatches74HC573S
SOIC-20-300mil0.2uA 0℃~+70℃ 10ns 15ns 2V~6V 30ns 7.8mA 7.8mA 74HC 8 D Latch Tri-State SOIC-20-300mil Latches ROHSGRLatches