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See Product Specifications
| Part Number: | 74HC688D,653 | 
| Category: | Integrated Circuits (ICs) | 
| Subcategory: | Logic - Comparators | 
| Manufacturer: | Nexperia USA Inc. | 
| Packaging: | Tape & Reel (TR) | 
| Product Status: | Active | 
| Type: | Identity Comparator | 
| Number of Bits: | 8 | 
| Output: | Active Low | 
| Output Function: | A=B | 
| Voltage - Supply: | 2V ~ 6V | 
| Current - Output High, Low: | 5.2mA, 5.2mA | 
| Max Propagation Delay @ V, Max CL: | 29ns @ 6V, 50pF | 
| Current - Quiescent (Iq): | 8 µA | 
| Operating Temperature: | -40°C ~ 125°C | 
| Package / Case: | 20-SOIC (0.295", 7.50mm Width) | 
| Supplier Device Package: | 20-SO | 
| Mounting Type: | Surface Mount |