| Manufacturer | Part # | Datasheet | Description |
National Semiconductor ... | MM54C909N | 
322Kb/5P | QUAD COMPARATOR |
National Semiconductor ... | MM54C909J |
322Kb/5P | QUAD COMPARATOR |
| MM54C901 |
136Kb/6P | Hex Inverting TTL, Non-Inverting TTL, Inverting CMOS, Non-Inverting CMOS Buffer |
| MM54C902 |
136Kb/6P | Hex Inverting TTL, Non-Inverting TTL, Inverting CMOS, Non-Inverting CMOS Buffer |
| MM54C903 |
136Kb/6P | Hex Inverting TTL, Non-Inverting TTL, Inverting CMOS, Non-Inverting CMOS Buffer |
| MM54C904 |
136Kb/6P | Hex Inverting TTL, Non-Inverting TTL, Inverting CMOS, Non-Inverting CMOS Buffer |
| MM54C906 |
106Kb/4P | Hex Open Drain N, P-Channel Buffers |
| MM54C907 |
106Kb/4P | Hex Open Drain N, P-Channel Buffers |
| MM54C90J |
124Kb/6P | 4-Bit Decade, Binary Counter |
| MM54C90N |
124Kb/6P | 4-Bit Decade, Binary Counter |
National Semiconductor ... | MM54C914 |
116Kb/4P | Hex Schmitt Trigger with Extended Input Voltage |
| MM54C914J |
116Kb/4P | Hex Schmitt Trigger with Extended Input Voltage |
| MM54C914N |
116Kb/4P | Hex Schmitt Trigger with Extended Input Voltage |
| MM54C915 |
214Kb/4P | MM54C915/MM74C915 7-Segment-to-BCD Converter |
| MM54C922 |
218Kb/10P | 16, 20-Key Encoder |
| MM54C923 |
218Kb/10P | 16, 20-Key Encoder |
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