Overview
The SN74LS155ANG4 is a dual 2-line to 4-line decoder/demultiplexer integrated circuit produced by Texas Instruments. This monolithic transistor-transistor-logic (TTL) circuit features two independent 1-line to 4-line demultiplexers with individual strobes and a common enable input. The device is part of the 74LS series, known for its low power consumption and high noise immunity, making it suitable for a variety of digital logic applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Product Status | Discontinued at Digi-Key |
| Type | Decoder/Demultiplexer |
| Circuit | 1 x 2:4 |
| Independent Circuits | 2 |
| Current - Output High, Low | 400µA, 8mA |
| Voltage Supply Source | Single Supply |
| Voltage - Supply | 4.75V ~ 5.25V |
| Operating Temperature | 0°C ~ 70°C |
| Mounting Type | Through Hole |
| Package / Case | 16-DIP (0.300", 7.62mm) |
| Supplier Device Package | 16-PDIP |
Key Features
- Dual 2-line to 4-line decoder/demultiplexer with individual strobes and a common enable input.
- Part of the 74LS series, known for low power consumption and high noise immunity.
- Supplied in a 16-DIP (0.300", 7.62mm) package.
- Through-hole mounting type.
- RoHS compliant.
- Maximum clock frequency of 35 MHz.
Applications
- Frequency multiplexing systems.
- A/D and D/A converters.
- Implementing boolean functions with multiple variables.
- Data collection systems.
- Audio, video, and image transmission systems.
- Combinational circuits.
Q & A
- What is the SN74LS155ANG4 used for?
The SN74LS155ANG4 is used as a dual 2-line to 4-line decoder/demultiplexer in various digital logic applications.
- What is the package type of the SN74LS155ANG4?
The SN74LS155ANG4 is supplied in a 16-DIP (0.300", 7.62mm) package.
- Is the SN74LS155ANG4 RoHS compliant?
Yes, the SN74LS155ANG4 is RoHS compliant.
- What is the operating temperature range of the SN74LS155ANG4?
The operating temperature range is 0°C ~ 70°C.
- What is the voltage supply range for the SN74LS155ANG4?
The voltage supply range is 4.75V ~ 5.25V.
- What are some common applications of the SN74LS155ANG4?
Common applications include frequency multiplexing systems, A/D and D/A converters, and data collection systems.
- Is the SN74LS155ANG4 still available for purchase?
The SN74LS155ANG4 is discontinued at Digi-Key, but it may still be available from other suppliers or distributors.
- What is the maximum clock frequency of the SN74LS155ANG4?
The maximum clock frequency is 35 MHz.
- What type of mounting does the SN74LS155ANG4 use?
The SN74LS155ANG4 uses through-hole mounting.
- How many independent circuits does the SN74LS155ANG4 have?
The SN74LS155ANG4 has two independent circuits.
