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74LVT245MTC
IC TXRX NON-INVERT 3.6V 20-TSSOP
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仕様
| Series | 74LVT |
| Part Status | Obsolete |
| Logic Type | Transceiver, Non-Inverting |
| Number of Elements | 1 |
| Number of Bits per Element | 8 |
| Output Type | 3-State |
| Current - Output High, Low | 32mA, 64mA |
| Voltage - Supply | 2.7V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 20-TSSOP |
| Base Product Number | 74LVT245 |
概要
Description
The 74LVT245MTC is an octal buffer/driver designed for high-speed data transmission in digital circuits. It is part of the 74LVT family, which offers low-voltage TTL-compatible logic. This specific device features two sets of input/output pins, allowing for bidirectional data flow. It operates with a supply voltage range of 2.5V to 3.6V, making it suitable for modern low-voltage applications.
Key features include:
- High-speed operation with low propagation delay.
- Tri-state outputs, enabling multiple devices to share the same data bus.
- Active bus-hold circuitry, which maintains the state of the outputs when inputs are floating.
- Compatibility with both TTL and CMOS logic families.
The 74LVT245MTC is typically used in applications requiring data buffering, level shifting, or interfacing between different voltage domains, such as in communication devices and microcontroller systems. Its compact package and efficient performance make it a popular choice in various electronic designs.
Key features include:
- High-speed operation with low propagation delay.
- Tri-state outputs, enabling multiple devices to share the same data bus.
- Active bus-hold circuitry, which maintains the state of the outputs when inputs are floating.
- Compatibility with both TTL and CMOS logic families.
The 74LVT245MTC is typically used in applications requiring data buffering, level shifting, or interfacing between different voltage domains, such as in communication devices and microcontroller systems. Its compact package and efficient performance make it a popular choice in various electronic designs.
Features
The 74LVT245MTC is an 8-bit transceiver that operates with low-voltage CMOS technology. Key features include:
1. Bidirectional Data Flow: It facilitates data transmission in both directions, making it ideal for bus-oriented applications.
2. Voltage Compatibility: Supports a wide range of supply voltages, typically from 3.0V to 3.6V, allowing compatibility with various logic levels.
3. High-Speed Operation: Capable of operating at high speeds, with a typical propagation delay of 3.5 ns at 3.3V.
4. Tri-State Outputs: Outputs can be set to a high-impedance state, allowing multiple devices to share a common bus without interference.
5. Low Power Consumption: Designed for minimal power usage, making it suitable for battery-operated devices.
6. Industrial Temperature Range: This device is rated for operation from -40°C to +85°C, allowing its use in harsh environments.
7. Pin Configuration: Available in a 20-pin TSSOP package, which saves board space.
Overall, the 74LVT245MTC is a versatile and efficient solution for data transmission in digital systems.
1. Bidirectional Data Flow: It facilitates data transmission in both directions, making it ideal for bus-oriented applications.
2. Voltage Compatibility: Supports a wide range of supply voltages, typically from 3.0V to 3.6V, allowing compatibility with various logic levels.
3. High-Speed Operation: Capable of operating at high speeds, with a typical propagation delay of 3.5 ns at 3.3V.
4. Tri-State Outputs: Outputs can be set to a high-impedance state, allowing multiple devices to share a common bus without interference.
5. Low Power Consumption: Designed for minimal power usage, making it suitable for battery-operated devices.
6. Industrial Temperature Range: This device is rated for operation from -40°C to +85°C, allowing its use in harsh environments.
7. Pin Configuration: Available in a 20-pin TSSOP package, which saves board space.
Overall, the 74LVT245MTC is a versatile and efficient solution for data transmission in digital systems.
Package
The 74LVT245MTC is packaged in a TSSOP (Thin Shrink Small Outline Package) with 20 pins.
Pinout
The 74LVT245MTC is a 20-pin integrated circuit (IC) primarily used as a buffer/driver with a 3-state output. It features 8 data inputs (A1 to A8) and 8 data outputs (B1 to B8), along with control and power pins.
Pin Count: 20 pins
Pin Functions:
1. A1 - A8 (Pins 2-9): Data inputs.
2. B1 - B8 (Pins 11-18): Data outputs.
3. GND (Pin 10): Ground.
4. VCC (Pin 20): Power supply (typical 3.3V to 5V).
5. DIR (Pin 1): Direction control; determines data flow direction (A to B or B to A).
6. OE (Pin 19): Output enable; active low to enable outputs.
The device is designed for communication between different voltage levels in digital circuits, and its 3-state outputs allow for multiple devices to share the same data line.
Pin Count: 20 pins
Pin Functions:
1. A1 - A8 (Pins 2-9): Data inputs.
2. B1 - B8 (Pins 11-18): Data outputs.
3. GND (Pin 10): Ground.
4. VCC (Pin 20): Power supply (typical 3.3V to 5V).
5. DIR (Pin 1): Direction control; determines data flow direction (A to B or B to A).
6. OE (Pin 19): Output enable; active low to enable outputs.
The device is designed for communication between different voltage levels in digital circuits, and its 3-state outputs allow for multiple devices to share the same data line.
Manufacturer
The manufacturer of the 74LVT245MTC is Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of analog and digital electronic components. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation in various sectors, including automotive, industrial, and consumer electronics. The company specializes in integrated circuits (ICs), microcontrollers, and digital signal processors, catering to diverse applications such as communications, computing, and power management. Texas Instruments is recognized for its commitment to research and development, leading to advancements in technology and extensive contributions to the electronics industry.
Application
The 74LVT245MTC is a high-speed, low-voltage, 8-bit buffer/driver with 3-state outputs. Its application areas include data bus buffering, signal integrity improvement in digital circuits, interfacing between different logic levels, and driving capacitive loads in high-speed communication systems. It's commonly used in computer systems, telecommunications, and consumer electronics where reliable data transfer is essential.
Equivalent
The 74LVT245MTC is a 8-bit transceiver with tri-state outputs. Equivalent products include the 74LVTH245, 74LVC245, and 74AHCT245. These alternatives may vary in specifications like voltage levels and speed, so always check datasheets for compatibility in your specific application.
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