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SN74LVC245APWR
+StücklisteIC TXRX NON-INVERT 3.6V 20TSSOP
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HerstellerTexas Instruments
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Herstellerteil #SN74LVC245APWR
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Datenblatt SN74LVC245APWR DataSheet
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Paket TSSOP (PW)-20
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Auf Lager1973
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | 74LVC |
| ProductStatus | Active |
| LogicType | Transceiver, Non-Inverting |
| NumberofElements | 1 |
| NumberofBitsperElement | 8 |
| OutputType | 3-State |
| Current-OutputHighLow | 24mA, 24mA |
| Voltage-Supply | 1.65V ~ 3.6V |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 20-TSSOP (0.173, 4.40mm Width) |
Übersicht
Description
Key features include:
- Voltage Range: Operates from 1.65V to 3.6V, making it compatible with various low-voltage logic families.
- Direction Control: Includes a direction control (DIR) pin to manage the data flow direction, either from A to B or B to A.
- 3-State Outputs: Features output-enable (OE) input for controlling the output states, allowing for bus isolation.
- High-Speed Operation: Designed for high-speed data transfer, essential for modern digital systems.
- Low Power Consumption: Ideal for battery-operated devices due to its low power requirement.
The SN74LVC245APWR is often used in systems requiring data buffering, signal level translation, and interfacing between devices or systems operating at different voltage levels.
Equivalent
1. 74LVC245 by Nexperia and ON Semiconductor
2. 74HC245 from multiple manufacturers, though it may have differing voltage levels
3. SN74AHC245 and SN74HC245 by Texas Instruments for similar functionality
When selecting an equivalent, ensure pin compatibility and electrical characteristics match your application needs.
Features
1. High-Speed Operation: Offers low propagation delay, ensuring fast data transfer rates.
2. Voltage Range: Operates with a wide voltage range from 1.65 V to 3.6 V, making it suitable for a variety of applications.
3. Low Power Consumption: Features low static power dissipation, enhancing energy efficiency.
4. 3-State Outputs: Provides three-state outputs for bus-oriented applications, supporting tri-state logic.
5. Direction Control: Includes a direction control input to determine data flow direction, simplifying bidirectional data transfer.
6. Drive Capability: Capable of driving up to 24 mA, suitable for interfacing with standard TTL loads.
7. Partial Power-Down: IOFF circuitry allows partial power-down, preventing backflow current when the device is powered down.
8. High-Impedance Inputs: Ensures minimal loading and reduced power consumption during idle states.
9. Package Type: Available in TSSOP package for space-constrained applications.
These features make the SN74LVC245APWR ideal for applications requiring efficient and flexible data bus communication.
Pinout
The key functions and features include:
- Bidirectional data transfer: Allows data flow in both directions, controlled by a direction pin (DIR).
- 3-state outputs: Controlled by an output enable pin (OE), which helps in isolating the buses when not in use.
- VCC range: Operates from 1.65 V to 3.6 V, providing flexibility in different voltage environments.
- Low power consumption: Designed for low power usage, suitable for battery-operated devices.
- High-speed operation: Supports fast data transfer rates.
The pin assignments include data input/output ports, control pins for direction and output enable, and power supply pins (VCC and GND). The SN74LVC245APWR is commonly used in systems where data bus interfacing is essential, such as microcontroller or microprocessor-based systems.