74F521 datasheet by National.
This datasheet includes multiple variants, all published together in a single manufacturer document.
| Part number | 74F521 |
|---|---|
| Datasheet | 74F521 74F521MSA Datasheet (PDF) |
| File Size | Direct Link |
| Manufacturer | National |
| Description | 8-Bit Identity Comparator |
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The ’F521 is an expandable 8-bit parator It pares two words of up to eight bits each and provides a LOW output when the two words match bit for bit The expansion input IA e B also serves as an active LOW enable input.
| Brand Logo | Part Number | Description | Other Manufacturers |
|---|---|---|---|
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74F521 | 8-bit identity comparator | Philips |
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74F521 | 8-Bit Identity Comparator | Fairchild |
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74F521 | 8-Bit Identity Comparators | Texas Instruments |
| Part Number | Description |
|---|---|
| 74F533 | Octal Transparent Latch |
| 74F534 | Octal D-Type Flip-Flop |
| 74F540 | Octal Buffer/Line Driver |
| 74F541 | Octal Buffer/Line Driver |
| 74F544 | Octal Registered Transceiver |
| 74F545 | Octal Bidirectional Transceiver |
| 74F573 | Octal D-Type Latch |
| 74F574 | Octal D-Type Flip-Flop |
| 74F579 | 8-Bit Bidirectional Binary Counter |
| 74F181 | 4-Bit Arithmetic Logic |
