Overview
The SN74LS07D is a hex buffer and driver integrated circuit produced by Texas Instruments. This device features high-voltage open-collector outputs, making it suitable for interfacing with high-level circuits or driving high-current loads. It is also designed to act as buffers for driving TTL (Transistor-Transistor Logic) inputs. The SN74LS07D is part of the 74LS series, known for its compatibility with most TTL families and its ability to simplify system design through input clamping diodes.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 4.75 to 5.25 | V |
| High-Level Input Voltage (VIH) | 2 | V |
| Low-Level Input Voltage (VIL) | 0.8 | V |
| High-Level Output Voltage (VOH) | 30 | V |
| Low-Level Output Current (IOL) | 40 | mA |
| Operating Free-Air Temperature (TA) | 0 to 70 | °C |
| Typical Power Dissipation | 140 | mW |
| Average Propagation Delay Time | 12 | ns |
| Package Type | SOIC (14 pins) |
Key Features
- Convert TTL voltage levels to MOS levels
- High sink-current capability (up to 40 mA)
- Input clamping diodes to simplify system design and minimize transmission-line effects
- Open-collector driver for indicator lamps and relays
Applications
- AV Receivers
- Audio Docks: Portable
- Blu-ray Players and Home Theaters
- MP3 Players or Recorders
- Personal Digital Assistants (PDA)
- Telecom/Server AC/DC Power Supplies
- Solid-State Drives (SSD): Client and Enterprise
- TVs: LCD, Digital, and High-Definition (HDTV)
- Tablets: Enterprise
- Video Analytics: Server
- Wireless Headsets, Keyboards, and Mice
Q & A
- What is the primary function of the SN74LS07D?
The SN74LS07D is a hex buffer and driver that converts TTL voltage levels to MOS levels and can drive high-current loads.
- What is the maximum output voltage of the SN74LS07D?
The maximum output voltage is 30 V.
- What is the maximum sink current of the SN74LS07D?
The maximum sink current is 40 mA.
- What is the operating temperature range of the SN74LS07D?
The operating temperature range is from 0°C to 70°C.
- What type of package does the SN74LS07D come in?
The SN74LS07D comes in a 14-pin SOIC (Small Outline Integrated Circuit) package.
- What is the typical power dissipation of the SN74LS07D?
The typical power dissipation is 140 mW.
- What is the average propagation delay time of the SN74LS07D?
The average propagation delay time is 12 ns.
- Why are input clamping diodes important in the SN74LS07D?
Input clamping diodes simplify system design by minimizing transmission-line effects.
- Can the SN74LS07D be used to drive indicator lamps and relays?
Yes, the SN74LS07D can be used as an open-collector driver for indicator lamps and relays.
- Is the SN74LS07D compatible with most TTL families?
Yes, the SN74LS07D is compatible with most TTL families.
