74HCT688N,652
IC COMPARATOR IDENTITY 8B 20DIPManufacturer: NXP USA Inc.
Categories: Comparators
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The NXP USA Inc. 74HCT688N-652 is an 8-bit identity comparator from the 74HCT series. This high-speed CMOS device features active low outputs indicating when input A is equal to input B. Designed for through-hole mounting in a 20-DIP package, it operates with a supply voltage range of 4.5V to 5.5V. The device exhibits a maximum propagation delay of 34ns at 4.5V with a 50pF load. Quiescent current is a low 8 µA, with output drive capabilities of 4mA for both high and low states. This component is suitable for demanding applications in industrial automation and consumer electronics where precise digital comparison is critical. The 74HCT688N-652 is supplied in tube packaging.
Additional Information
Series: 74HCTRoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDownload Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 20-DIP (0.300"", 7.62mm) |
| Mounting Type | Through Hole |
| Output | Active Low |
| Type | Identity Comparator |
| Operating Temperature | -40°C ~ 125°C |
| Voltage - Supply | 4.5V ~ 5.5V |
| Current - Quiescent (Iq) | 8 µA |
| Current - Output High, Low | 4mA, 4mA |
| Supplier Device Package | 20-DIP |
| Max Propagation Delay @ V, Max CL | 34ns @ 4.5V, 50pF |
| Output Function | A=B |
| Number of Bits | 8 |
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