CD74HC688NS
IC COMPARATOR IDENTITY 8BIT 20SOManufacturer: Texas Instruments
Categories: Comparators
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Texas Instruments 74HC series 8-bit identity comparator, part number CD74HC688NS. This device facilitates direct bit-to-bit digital comparison, outputting an active low signal when all input bits on port A match their corresponding bits on port B. It operates across a 2V to 6V supply range with a typical quiescent current of 8 µA. Propagation delay is specified at 29ns maximum at 6V and 50pF load. The CD74HC688NS features 8 bits of comparison capability and is housed in a 20-SOIC package suitable for surface mounting. Common applications include digital system design, control logic, and data validation within industrial automation, consumer electronics, and telecommunications sectors.
Additional Information
Series: 74HCRoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 20-SOIC (0.209"", 5.30mm Width) |
| Mounting Type | Surface Mount |
| Output | Active Low |
| Type | Identity Comparator |
| Operating Temperature | -55°C ~ 125°C |
| Voltage - Supply | 2V ~ 6V |
| Current - Quiescent (Iq) | 8 µA |
| Current - Output High, Low | 5.2mA, 5.2mA |
| Supplier Device Package | 20-SO |
| Max Propagation Delay @ V, Max CL | 29ns @ 6V, 50pF |
| Output Function | A=B |
| Number of Bits | 8 |
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