HD74LS04P

The HD74LS04P is a hex inverter IC. Equivalent products include:
- SN74LS04N (Texas Instruments)
- DM74LS04 (Fairchild/ON Semiconductor)
- MC74LS04 (Motorola/ON Semi)
- 74LS04 (generic, various manufacturers)
These are pin-compatible and functionally identical, offering six NOT gates with TTL logic. Always verify datasheets for exact specifications.

The HD74LS04P is a hex inverter IC from the 74LS series, featuring:
- Six independent inverters (NOT gates) in a 14-pin DIP package.
- TTL-compatible inputs and outputs.
- Supply voltage range: 4.75V to 5.25V (standard 5V operation).
- Low power consumption (typical 2mW per gate).
- Fast propagation delay: 9ns max (at 5V).
- High noise immunity (standard for LS-TTL).
- Output drive: 8 LS-TTL loads.
- Operating temperature range: 0°C to 70°C (commercial grade).
Ideal for logic inversion, signal buffering, and waveform shaping in digital circuits.

The HD74LS04P is a hex inverter IC from the 74LS series.
- Pin Count: 14 pins (DIP package)
- Function: Contains 6 independent NOT gates (inverters). Each gate has:
- Input (pins 1, 3, 5, 9, 11, 13)
- Output (pins 2, 4, 6, 8, 10, 12)
- Power Supply:
- VCC (pin 14): +5V
- GND (pin 7): Ground
It is commonly used for logic inversion, signal buffering, and waveform shaping in digital circuits.

The HD74LS04P is manufactured by Hitachi, a Japanese multinational conglomerate known for its electronics, automotive systems, and industrial equipment. Hitachi was a major player in the semiconductor industry, producing a wide range of integrated circuits, including the 74LS series of logic chips.
In 2003, Hitachi merged its semiconductor operations with Mitsubishi Electric to form Renesas Technology, which later became Renesas Electronics (now a leading global semiconductor company). While the HD74LS04P may still be available under the Hitachi brand, Renesas likely handles its legacy production.
Hitachi was renowned for high-quality electronic components, and the HD74LS04P (a hex inverter IC) reflects its expertise in logic devices. Today, Hitachi focuses more on infrastructure, IT, and energy solutions, while Renesas continues semiconductor innovation.

The HD74LS04P, a hex inverter IC from the 74LS series, is widely used in digital circuits for:
1. Signal Inversion – Converting logic levels (HIGH to LOW and vice versa).
2. Waveform Shaping – Cleaning and squaring digital signals.
3. Clock Generation – Creating oscillators with resistors and capacitors.
4. Buffering – Isolating and amplifying signals.
5. Logic Gates – Building NOT gates in combinational circuits.
Common in computers, industrial controls, and consumer electronics for basic logic operations.

The HD74LS04P is packaged in a DIP (Dual In-line Package). It has 14 pins and is commonly used for through-hole PCB mounting. The package dimensions are standard for a 14-pin DIP, with a 0.3-inch (7.62 mm) row spacing. This type is suitable for prototyping and breadboarding due to its ease of use.