Overview
The M74HC245TTR is an octal bus transceiver produced by STMicroelectronics. This integrated circuit is designed to facilitate data transfer between two buses, making it a crucial component in various digital systems. The device features non-inverting 3-state outputs, which allow for high impedance when the output is disabled, reducing power consumption and minimizing interference.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| VCC (Supply Voltage) | -0.5 to +7 | V |
| VI (DC Input Voltage) | -0.5 to VCC + 0.5 | V |
| VO (DC Output Voltage) | -0.5 to VCC + 0.5 | V |
| Package / Case | 20-TSSOP | |
| Packaging | Tape & Reel (TR) |
Key Features
- Non-Inverting 3-State Outputs: Allows for high impedance when the output is disabled, reducing power consumption and minimizing interference.
- Octal Bus Transceiver: Enables data transfer between two buses, making it versatile for various digital applications.
- Wide Operating Voltage Range: Compatible with supply voltages from -0.5 to +7 V.
- Compact 20-TSSOP Package: Suitable for space-constrained designs.
Applications
- Data Transfer Systems: Ideal for applications requiring data transfer between two buses, such as in microprocessor systems, peripheral devices, and data communication networks.
- Digital Logic Circuits: Used in various digital logic circuits where data needs to be transmitted or received without inversion.
- Embedded Systems: Suitable for use in embedded systems that require efficient and reliable data transfer mechanisms.
Q & A
- What is the primary function of the M74HC245TTR?
The M74HC245TTR is an octal bus transceiver designed to facilitate data transfer between two buses.
- What is the supply voltage range for the M74HC245TTR?
The supply voltage range is from -0.5 to +7 V.
- What type of outputs does the M74HC245TTR have?
The device features non-inverting 3-state outputs.
- What is the package type of the M74HC245TTR?
The device is packaged in a 20-TSSOP (Thin Shrink Small Outline Package).
- Is the M74HC245TTR suitable for high-speed applications?
Yes, it is suitable for high-speed applications due to its efficient data transfer capabilities.
- Can the M74HC245TTR be used in embedded systems?
Yes, it is commonly used in embedded systems for reliable data transfer.
- What is the significance of the 3-state output feature?
The 3-state output feature allows the output to be in a high impedance state when disabled, reducing power consumption and interference.
- Is the M74HC245TTR obsolete?
According to some sources, the M74HC245TTR is listed as obsolete, but it may still be available from certain suppliers or in existing inventory.
- Where can I purchase the M74HC245TTR?
You can purchase the M74HC245TTR from electronic component distributors such as Digi-Key, Mouser, and Utsource.
- What are the typical applications of the M74HC245TTR?
Typical applications include data transfer systems, digital logic circuits, and embedded systems.
