CD4040BE · Texas Instruments
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12-stage binary ripple counter. CD4000-series CMOS: runs from 3V to 18V, draws almost no static current, and is slower and far more tolerant of supply range than 74HC.
| Part number | CD4040BE |
|---|---|
| Manufacturer | Texas Instruments |
| Category | Integrated Circuits › Counters |
| Package | DIP-16 |
| Pins | 16 |
| Voltage (max) | 18 V |
| Voltage (min) | 3 V |
CD4040 pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | Q12 | output | Stage 12 |
| 2 | Q6 | output | Stage 6 |
| 3 | Q5 | output | Stage 5 |
| 4 | Q7 | output | Stage 7 |
| 5 | Q4 | output | Stage 4 |
| 6 | Q3 | output | Stage 3 |
| 7 | Q2 | output | Stage 2 |
| 8 | VSS | ground | Ground |
| 9 | Q1 | output | Stage 1 |
| 10 | CLK | clock | Clock input |
| 11 | MR | input | Master reset |
| 12 | Q9 | output | Stage 9 |
| 13 | Q8 | output | Stage 8 |
| 14 | Q10 | output | Stage 10 |
| 15 | Q11 | output | Stage 11 |
| 16 | VDD | power | Supply, 3–18V |
Schematic symbol and footprint
Schematic symbol
Footprint: DIP-16 — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.