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OCTAL D-TYPE FLIP-FLOP WITH CLEAR
74273
ic logic
An octal D-type flip-flop with clear input, used for buffer/storage registers and shift registers.
In stock
Specifications
5- Operating Voltage
- 4.5V to 5.5V (typical) @ VCC = 5V, TA = 25°C; 7V max.
- Supply Current
- 62mA to 94mA (typical) @ VCC = MAX, See Note 2 mA
- Interface
- TTL logic level
- Temperature Range
- -55°C to 125°C (SN54273); 0°C to 70°C (SN74273) °C
- Package
- CDIP, J, N, W, SOIC, PDIP, SOP
Pinout
18Low 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 |
|---|---|---|---|
| 1D | D1 | GPIO | Data input to the first flip-flop |
| 2D | D2 | GPIO | Data input to the second flip-flop |
| 3D | D3 | GPIO | Data input to the third flip-flop |
| 4D | D4 | GPIO | Data input to the fourth flip-flop |
| 5D | D5 | GPIO | Data input to the fifth flip-flop |
| 6D | D6 | GPIO | Data input to the sixth flip-flop |
| 7D | D7 | GPIO | Data input to the seventh flip-flop |
| 8D | D8 | GPIO | Data input to the eighth flip-flop |
| 1Q | Q1 | GPIO | Output of the first flip-flop |
| 2Q | Q2 | GPIO | Output of the second flip-flop |
| 3Q | Q3 | GPIO | Output of the third flip-flop |
| 4Q | Q4 | GPIO | Output of the fourth flip-flop |
| 5Q | Q5 | GPIO | Output of the fifth flip-flop |
| 6Q | Q6 | GPIO | Output of the sixth flip-flop |
| 7Q | Q7 | GPIO | Output of the seventh flip-flop |
| 8Q | Q8 | GPIO | Output of the eighth flip-flop |
| CLK | Clock | GPIO | Clock input for triggering data transfer |
| CLR | Clear | GPIO | Clear input to reset all flip-flops |
Interactive pinout
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74273
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