| Part Number | CD74HC688M | CD74HC688E |
|---|---|---|
| Manufacturer | Harris Corporation | Texas Instruments |
| Category | Logic - Comparators | Logic - Comparators |
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| Product Status | Obsolete | Active |
| Type | Identity Comparator | Identity Comparator |
| Number of Bits | 8 | 8 |
| Output | Active Low | Active Low |
| Output Function | A=B | A=B |
| Voltage - Supply | 2V ~ 6V | 2V ~ 6V |
| Current - Output High, Low | 5.2mA, 5.2mA | 5.2mA, 5.2mA |
| Max Propagation Delay @ V, Max CL | 29ns @ 6V, 50pF | 29ns @ 6V, 50pF |
| Current - Quiescent (Iq) | 8 µA | 8 µA |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) | 20-DIP (0.300", 7.62mm) |
| Supplier Device Package | 20-SOIC | 20-PDIP |
| Mounting Type | Surface Mount | Through Hole |