The MM74HC4040 by National Semiconductor is a 12-Stage Binary Counter. Below is the official datasheet preview.
| Part number | MM74HC4040, MM74HC4020 |
|---|---|
| Manufacturer | National Semiconductor |
| File Size | 248.70 KB |
| Description | 12-Stage Binary Counter |
| Datasheet |
 MM74HC4020-NationalSemiconductor.pdf
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| Note |
This datasheet PDF includes multiple part numbers: MM74HC4040, MM74HC4020. Please refer to the document for exact specifications by model. |
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The MM54HC4020 MM74HC4020 MM54HC4040 MM74HC4040 are high speed binary ripple carry counters These counters are implemented utilizing advanced silicongate CMOS technology to achieve speed performance similar to LS-TTL logic while retaining the low power and high noise immunity of CMOS The ’HC4020 is a 14 stage counter and the ’HC4040 is a 12stage counter Both devices are incremented on the falling edge (negative transition) of the input clock and all their outputs are reset to a low level by appl
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