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| PartNumber | CD74HC688PWR | CD74HC688PW | CD74HC688PWRE4 |
| Description | Logic Comparators High Speed CMOS 8-Bit Magnitude | IC COMPARATOR IDENTITY 20TSSOP | Logic Comparators High Speed CMOS 8-Bit Magnitude |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Logic Comparators | Logic - Comparators | - |
| RoHS | Y | - | - |
| Comparator Type | Identity | Identity | - |
| Number of Bits | 8 bit | 8 | - |
| Logic Function | A = B | A = B | - |
| Output Type | Active Low | Active Low | - |
| Supply Voltage Max | 6 V | - | - |
| Supply Voltage Min | 2 V | - | - |
| Supply Current Max | 8 uA | - | - |
| Minimum Operating Temperature | - 55 C | - 55 C | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Propagation Delay Time | 170 ns, 34 ns, 29 ns | 170 ns 34 ns 29 ns | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TSSOP-20 | - | - |
| Packaging | Reel | Digi-ReelR Alternate Packaging | - |
| Product | Digital Comparators | Digital Comparators | - |
| Series | CD74HC688 | 74HC | - |
| Brand | Texas Instruments | - | - |
| Ib Input Bias Current | 0.008 mA | - | - |
| Operating Supply Voltage | 2 V to 6 V | - | - |
| Polarity | Inverting | - | - |
| Product Type | Logic Comparators | - | - |
| Factory Pack Quantity | 2000 | - | - |
| Subcategory | Logic ICs | - | - |
| Unit Weight | 0.002716 oz | 0.002716 oz | - |
| Type | - | Identity Comparator | - |
| Package Case | - | TSSOP-20 | - |
| Operating Temperature | - | -55°C ~ 125°C | - |
| Mounting Type | - | Surface Mount | - |
| Voltage Supply | - | 2 V ~ 6 V | - |
| Output | - | Active Low | - |
| Output Function | - | A=B | - |
| Current Output High Low | - | 5.2mA, 5.2mA | - |
| Max Propagation Delay V Max CL | - | 29ns @ 6V, 50pF | - |
| Current Quiescent | - | 8μA | - |
| Supply Current Max | - | 8 uA | - |
| Supply Voltage Max | - | 6 V | - |
| Supply Voltage Min | - | 2 V | - |