| PartNumber | CD74HC688E | CD74HC688M96 | CD74HC688M |
| Description | Logic Comparators High Speed CMOS 8-Bit Magnitude | Logic Comparators High Speed CMOS 8-Bit Magnitude | Logic Comparators 8bit Magnitude |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Logic Comparators | Logic Comparators | Logic Comparators |
| RoHS | Y | Y | Y |
| Comparator Type | Identity | Identity | Identity |
| Number of Bits | 8 bit | 8 bit | 8 bit |
| Logic Function | A = B | A = B | A = B |
| Output Type | Active Low | Active Low | Active Low |
| Supply Voltage Max | 6 V | 6 V | 6 V |
| Supply Voltage Min | 2 V | 2 V | 2 V |
| Supply Current Max | 8 uA | 8 uA | 8 uA |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Propagation Delay Time | 170 ns, 34 ns, 29 ns | 170 ns, 34 ns, 29 ns | 170 ns, 34 ns, 29 ns |
| Mounting Style | Through Hole | SMD/SMT | SMD/SMT |
| Package / Case | PDIP-20 | SOIC-20 | SOIC-20 |
| Packaging | Tube | Reel | Tube |
| Product | Digital Comparators | Digital Comparators | Digital Comparators |
| Series | CD74HC688 | CD74HC688 | CD74HC688 |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Ib Input Bias Current | 0.008 mA | 0.008 mA | 0.008 mA |
| Operating Supply Voltage | 2 V to 6 V | 2 V to 6 V | 2 V to 6 V |
| Polarity | Inverting | Inverting | Inverting |
| Product Type | Logic Comparators | Logic Comparators | Logic Comparators |
| Factory Pack Quantity | 20 | 2000 | 25 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Unit Weight | 0.042297 oz | 0.017662 oz | 0.017662 oz |