SN74HC684DW
Texas InstrumentsExtended
-40℃~+85℃ 2V~6V 47ns@6V,50pF 5.2mA 5.2mA 8 A=B,A>B Active Low SOIC-20 Digital Comparators ROHS
- Part id
- ti/SN74HC684DW
- Category
- Digital Comparators
- Package
- SOIC-20
- Pins
- 20
- In stock
- 0 at JLCPCB (C2867269)
Overview
The SN74HC684DW is a digital Comparator made by Texas Instruments in a SOIC-20 package with 20 pins. -40℃~+85℃ 2V~6V 47ns@6V,50pF 5.2mA 5.2mA 8 A=B,A>B Active Low SOIC-20 Digital Comparators ROHS.
PCBKit's library has its KiCad symbol (Standard Logic:74684, from CERN's library) and its footprint (Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C2867269).
Symbol
Footprint
Pinout
20| Pin | Name | Type |
|---|---|---|
| 1 | P>Q | Output |
| 2 | P0 | Input |
| 3 | Q0 | Input |
| 4 | P1 | Input |
| 5 | Q1 | Input |
| 6 | P2 | Input |
| 7 | Q2 | Input |
| 8 | P3 | Input |
| 9 | Q3 | Input |
| 10 | GND | Power in |
| 11 | P4 | Input |
| 12 | Q4 | Input |
| 13 | P5 | Input |
| 14 | Q5 | Input |
| 15 | P6 | Input |
| 16 | Q6 | Input |
| 17 | P7 | Input |
| 18 | Q7 | Input |
| 19 | P=Q | Output |
| 20 | VCC | Power in |
Parts like it
8
SN74F521DW
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SOIC-20-55℃~+125℃ 0.4V 0.8V 2V 3.7V~4.4V 34ns@4.5V,50pF 4.5V~5.5V 4mA 4mA 8 8uA A=B Active Low SOIC-20 Digital Comparators ROHSTexas InstrumentsDigital ComparatorsCD74HC688M96
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SO-200℃~+70℃ 23ns@5V,45pF 24mA 4.85V~5.25V 400uA 8 A=B Active Low Hysteresis comparison SO-20 Digital Comparators ROHSTexas InstrumentsDigital ComparatorsSN74HC682DW
SOIC-20-40℃~+85℃ 2V~6V 47ns@6V,50pF 5.2mA 5.2mA 8 A=B,A>B Active Low SOIC-20 Digital Comparators ROHSTexas InstrumentsDigital ComparatorsSN74LS688DW
SOIC-200℃~+70℃ 23ns@5V,45pF 24mA 4.85V~5.25V 400uA 8 A=B Active Low Hysteresis comparison SOIC-20 Digital Comparators ROHSTexas InstrumentsDigital ComparatorsDM74ALS520WMX
SOIC-200℃~+70℃ 2.6mA 20ns@5V,50pF 24mA 4.5V~5.5V 8 A=B Active Low Multi-device cascading SOIC-20 Digital Comparators ROHSonsemiDigital Comparators
Questions
Is there a KiCad symbol and footprint for the SN74HC684DW?
Yes. The symbol is Standard Logic:74684 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 SN74HC684DW?
SOIC-20, with 20 pins. Its footprint is drawn on this page.
Where is the SN74HC684DW datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the SN74HC684DW?
JLCPCB lists it as part C2867269, with 0 in stock; the sellers' links on this page open their listings.
What can replace the SN74HC684DW?
Parts like it in the library: the SN74F521DW by Texas Instruments, the CD74HCT688M96 by Texas Instruments, the CD74HC688M96 by Texas Instruments and the CD74HC688NS by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.