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SN74LVTH245APW
+BOMIC TXRX NON-INVERT 3.6V 20TSSOP
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제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #SN74LVTH245APW
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재고1826
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사양
| 속성 | 가치 |
| Package | Bulk,Tube |
| Series | 74LVTH |
| ProductStatus | Active |
| LogicType | Transceiver, Non-Inverting |
| NumberofElements | 1 |
| NumberofBitsperElement | 8 |
| OutputType | 3-State |
| Current-OutputHighLow | 32mA, 64mA |
| Voltage-Supply | 2.7V ~ 3.6V |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 20-TSSOP (0.173, 4.40mm Width) |
개요
Description
Key attributes include a propagation delay of approximately 4.5 ns at 3.3V, making it suitable for high-speed applications. The device operates over a wide temperature range and is housed in a TSSOP package, which is compact and suitable for space-constrained applications. The transceiver's direction control functionality facilitates seamless data flow management, supported by an output enable function for electrical isolation during idle states.
Typical applications include data communication in computing environments, memory interfacing, and various industrial control systems where reliable and efficient data transfer is critical.
Equivalent
1. MC74LVXT245 - ON Semiconductor: Similar 3.3V octal transceiver.
2. 74LVT245 - NXP Semiconductors: Offers similar functionality.
3. 74LCX245 - Fairchild/ON Semiconductor: Low voltage, similar functionality.
4. 74FCT245T - Integrated Device Technology (IDT): Fast CMOS logic transceiver.
Always verify electrical characteristics and package compatibility when choosing an equivalent.
Features
1. Low-Voltage Operation: Supports 3.3V systems, compatible with TTL logic levels.
2. Tri-State Outputs: Features three-state outputs for bus-oriented applications, reducing power consumption.
3. Direction Control: Offers direction control to manage the data flow direction, making it versatile for different applications.
4. Drive Capability: Capable of driving 12mA at 3.3V, suitable for driving moderate loads.
5. Input and Output Clamping: Includes input and output clamp diodes for protection against overshoots and undershoots.
6. Power-Up 3-State: Ensures outputs are in a high-impedance state during power-up and power-down periods, preventing bus contention.
7. Latch-Up Performance: Designed to withstand up to 250 mA, ensuring reliability.
8. Package Options: Available in TSSOP and other small packages for space-constrained designs.
These features make the SN74LVTH245APW ideal for interfacing between buses of different widths or voltage levels in digital circuits.
Pinout
Key functions include:
- Bidirectional Data Transfer: Allows data transmission from A-to-B or B-to-A, controlled by the DIR pin.
- 3-State Outputs: The outputs can be set to a high impedance state, controlled by the OE (Output Enable) pin, allowing for bus sharing.
- Drive Strength: Designed for low-voltage (3.3V) to higher voltages up to 5V operations, making it suitable for mixed-voltage environments.
- Drive Capability: Typically provides a strong drive capability, making it suitable for driving large bus loads.
The device operates efficiently in applications requiring high drive and low power consumption, typical in various communication interfaces and buffer circuits.