仕様
| 属性 | 値 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | 74ABT |
| Part Status | Active |
| Logic Type | Buffer, Non-Inverting |
| Number of Elements | 4 |
| Number of Bits per Element | 1 |
| Output Type | 3-State |
| Current - Output High Low | 32mA, 64mA |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
概要
Description
The SN74ABT125PWR is a quad bus buffer gate integrated circuit designed by Texas Instruments. It falls under the category of advanced bipolar technology (ABT) logic devices. This component features four independent tri-state buffers, each with a separate output enable input. When the output enable is low, the corresponding buffer passes the input data to the output; when high, the output is in a high-impedance state, effectively disconnecting it from the bus.
Key specifications include a wide operating voltage range, typically from 4.5V to 5.5V, making it suitable for standard TTL applications. The device is known for its high-speed operation and low power consumption. It is commonly used in applications requiring signal line driving or isolation, such as in digital data buses.
The SN74ABT125PWR comes in a TSSOP-14 package, which is compact and suitable for surface-mount technology (SMT). Its robust design and reliable performance make it a popular choice for engineers in designing complex digital systems.
Key specifications include a wide operating voltage range, typically from 4.5V to 5.5V, making it suitable for standard TTL applications. The device is known for its high-speed operation and low power consumption. It is commonly used in applications requiring signal line driving or isolation, such as in digital data buses.
The SN74ABT125PWR comes in a TSSOP-14 package, which is compact and suitable for surface-mount technology (SMT). Its robust design and reliable performance make it a popular choice for engineers in designing complex digital systems.
Equivalent
The SN74ABT125PWR is a quadruple bus buffer gate with 3-state outputs. Equivalent products include:
1. 74ACT125 from Fairchild/ON Semiconductor
2. 74HCT125 from Nexperia
3. 74LCX125 from Toshiba
4. MC74LCX125 from ON Semiconductor
These alternatives offer similar functionalities with variations in power consumption, speed, and voltage levels. Always verify the specific requirements and specifications to ensure compatibility.
1. 74ACT125 from Fairchild/ON Semiconductor
2. 74HCT125 from Nexperia
3. 74LCX125 from Toshiba
4. MC74LCX125 from ON Semiconductor
These alternatives offer similar functionalities with variations in power consumption, speed, and voltage levels. Always verify the specific requirements and specifications to ensure compatibility.
Features
The SN74ABT125PWR is a quad bus buffer gate from Texas Instruments, offering efficient signal buffering with the following features:
1. High-Speed: It provides high-speed signal buffering and driving capabilities.
2. Low Power Consumption: Designed for low power consumption, making it suitable for power-sensitive applications.
3. Output Drive: Capable of driving heavy loads with high output drive of up to ±24 mA.
4. TTL-Compatible Inputs: Features TTL-compatible input thresholds for ease of use with various logic families.
5. 3-State Outputs: Includes 3-state outputs, allowing for connection to shared buses.
6. Wide Operating Voltage: Operates over a range of 4.5 V to 5.5 V.
7. Propagation Delay: Offers fast propagation delay times, typically around 4.2 ns.
8. Package: Available in a TSSOP (Thin Shrink Small Outline Package) to save board space.
9. Applications: Suitable for use in data communication, networking, and computing systems where buffering of digital signals is required.
These features make the SN74ABT125PWR a versatile choice for buffering and driving signals in digital circuits.
1. High-Speed: It provides high-speed signal buffering and driving capabilities.
2. Low Power Consumption: Designed for low power consumption, making it suitable for power-sensitive applications.
3. Output Drive: Capable of driving heavy loads with high output drive of up to ±24 mA.
4. TTL-Compatible Inputs: Features TTL-compatible input thresholds for ease of use with various logic families.
5. 3-State Outputs: Includes 3-state outputs, allowing for connection to shared buses.
6. Wide Operating Voltage: Operates over a range of 4.5 V to 5.5 V.
7. Propagation Delay: Offers fast propagation delay times, typically around 4.2 ns.
8. Package: Available in a TSSOP (Thin Shrink Small Outline Package) to save board space.
9. Applications: Suitable for use in data communication, networking, and computing systems where buffering of digital signals is required.
These features make the SN74ABT125PWR a versatile choice for buffering and driving signals in digital circuits.
Pinout
The SN74ABT125PWR is a quad bus buffer gate with 3-state outputs, manufactured by Texas Instruments. It comes in a 14-pin TSSOP (Thin Shrink Small Outline Package).
Pin Count:
- The device has 14 pins.
Function:
- This IC provides four independent buffer gates with 3-state outputs, which means each buffer can be individually controlled to be in a high-impedance state, allowing for multiple devices to be connected to the same output line without interference.
- It is typically used to isolate bus lines and prevent signal degradation due to capacitance or crosstalk.
- The device operates with a supply voltage range from 4.5V to 5.5V, suitable for TTL-compatible signals.
Pin Configuration:
- Pins 1, 4, 10, 13: Output Enable inputs (active-low for each corresponding buffer)
- Pins 2, 5, 9, 12: Data Inputs
- Pins 3, 6, 8, 11: Outputs
- Pin 7: Ground (GND)
- Pin 14: VCC (Power Supply)
This configuration allows for each buffer to be enabled or disabled individually, providing flexibility in a digital circuit design.
Pin Count:
- The device has 14 pins.
Function:
- This IC provides four independent buffer gates with 3-state outputs, which means each buffer can be individually controlled to be in a high-impedance state, allowing for multiple devices to be connected to the same output line without interference.
- It is typically used to isolate bus lines and prevent signal degradation due to capacitance or crosstalk.
- The device operates with a supply voltage range from 4.5V to 5.5V, suitable for TTL-compatible signals.
Pin Configuration:
- Pins 1, 4, 10, 13: Output Enable inputs (active-low for each corresponding buffer)
- Pins 2, 5, 9, 12: Data Inputs
- Pins 3, 6, 8, 11: Outputs
- Pin 7: Ground (GND)
- Pin 14: VCC (Power Supply)
This configuration allows for each buffer to be enabled or disabled individually, providing flexibility in a digital circuit design.
Manufacturer
The SN74ABT125PWR is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company headquartered in Dallas, Texas. It is known for designing and manufacturing semiconductors and various integrated circuits, which are used in a wide range of electronic devices. TI's products serve industries such as automotive, industrial, personal electronics, communications, and enterprise systems. The company is a major player in the electronics industry, recognized for its innovation and contribution to technological advancements.
Application
The SN74ABT125PWR is a quad buffer/driver with 3-state outputs, commonly used in digital circuits. Its applications include:
1. Bus Driving: Facilitates driving data across long traces or multiple components in digital systems.
2. Signal Isolation: Provides electrical isolation between circuits, minimizing noise and interference.
3. Data Latching: Used in temporary data storage for synchronization and timing in data transfer.
4. Level Shifting: Suitable for interfacing different voltage levels between components.
5. Microprocessor Interfacing: Connects microprocessors to other peripheral devices ensuring proper signal transmission.
6. Memory Addressing: Aids in the management of memory address lines in computing environments.
These applications make it suitable for use in various fields, including computing, telecommunications, and consumer electronics.
1. Bus Driving: Facilitates driving data across long traces or multiple components in digital systems.
2. Signal Isolation: Provides electrical isolation between circuits, minimizing noise and interference.
3. Data Latching: Used in temporary data storage for synchronization and timing in data transfer.
4. Level Shifting: Suitable for interfacing different voltage levels between components.
5. Microprocessor Interfacing: Connects microprocessors to other peripheral devices ensuring proper signal transmission.
6. Memory Addressing: Aids in the management of memory address lines in computing environments.
These applications make it suitable for use in various fields, including computing, telecommunications, and consumer electronics.
Package
The SN74ABT125PWR is a quad buffer/driver with 3-state outputs, offered in a TSSOP (Thin Shrink Small Outline Package) with 14 pins. The "PWR" suffix indicates the tape and reel packaging, suitable for automated assembly.
