Overview
The CD74HCT640M is a High Speed CMOS Logic Octal Inverting Bus Transceiver with 3-State Outputs, manufactured by Texas Instruments. This component is designed to facilitate data transfer between two buses, each with eight lines, and features inverting logic to ensure compatibility with various system configurations. The device operates within a voltage range of 4.5V to 5.5V, making it suitable for a wide range of digital systems.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | SOIC-20 (DW) |
| Number of Pins | 20 |
| Operating Voltage | 4.5V to 5.5V |
| Logic Family | 74HCT |
| Output Type | 3-State |
| Propagation Delay | Typically 10 ns |
| Operating Temperature Range | -40°C to 125°C |
Key Features
- High Speed CMOS Logic with inverting outputs
- Octal bus transceiver with 3-State outputs
- Operating voltage range: 4.5V to 5.5V
- Low power consumption
- Compatible with TTL logic levels
- ESD protection on all pins
Applications
- Data transfer between two buses in digital systems
- Buffering and isolation in data communication systems
- Interface circuits between different logic families
- Microprocessor and microcontroller systems
- Peripheral devices and data acquisition systems
Q & A
- What is the primary function of the CD74HCT640M? The primary function is to act as an octal inverting bus transceiver with 3-State outputs, facilitating data transfer between two buses.
- What is the operating voltage range of the CD74HCT640M? The operating voltage range is 4.5V to 5.5V.
- What type of package does the CD74HCT640M come in? It comes in a SOIC-20 (DW) package.
- What is the typical propagation delay of the CD74HCT640M? The typical propagation delay is 10 ns.
- Is the CD74HCT640M compatible with TTL logic levels? Yes, it is compatible with TTL logic levels.
- What is the operating temperature range of the CD74HCT640M? The operating temperature range is -40°C to 125°C.
- Does the CD74HCT640M have ESD protection? Yes, it has ESD protection on all pins.
- What are common applications of the CD74HCT640M? Common applications include data transfer between buses, buffering and isolation in data communication systems, and interface circuits between different logic families.
- Can the CD74HCT640M be used in microprocessor and microcontroller systems? Yes, it can be used in these systems.
- Where can I find detailed specifications for the CD74HCT640M? Detailed specifications can be found on the Texas Instruments official website and other electronic component databases like Digi-Key and Mouser.
