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74LS93 4-bit Binary Counter
74LS93
Texas Instrumentsic logic
The 74LS93 is a 4-bit binary counter used for counting pulses or dividing frequencies.
In stock
Specifications
3- Package
- CDIP, CFP, PDIP, SOIC
- Operating Voltage
- 5.0V to 12.6V V
- Supply Current
- 30mA max mA
Pinout
14Low source legibility.The original manufacturer datasheet for this part was difficult to read, so this pinout may be incomplete or imperfect. Always confirm against the specific manufacturer’s datasheet before wiring.
| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | QD' | GPIO | Output of the divide-by-twelve function |
| 2 | QD | GPIO | Output of the divide-by-twelve function |
| 3 | QC' | GPIO | Output of the divide-by-twelve function |
| 4 | QC | GPIO | Output of the divide-by-twelve function |
| 5 | QB' | GPIO | Output of the binary counter |
| 6 | QB | GPIO | Output of the binary counter |
| 7 | QA' | GPIO | Output of the binary counter |
| 8 | QA | GPIO | Output of the binary counter |
| 9 | GND | GND | Ground |
| 10 | VCC | POWER | Supply voltage |
| 11 | LD' | GPIO | Load input for presetting the counter |
| 12 | CP | GPIO | Clock input |
| 13 | LD | GPIO | Load input for presetting the counter |
| 14 | CLK | GPIO | Clock input |
Interactive pinout
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74LS93
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