Overview
The 74LVC4245A, available in the package 74LVC4245APW/C1118, is an octal dual supply translating transceiver designed by Nexperia (formerly part of NXP USA Inc.). This device is optimized for interfacing between 3 V and 5 V buses in mixed supply environments. It features 3-state bus compatible outputs in both send and receive directions, making it versatile for various electronic designs.
Key Specifications
| Parameter | Value |
|---|---|
| VCC(A) (V) | 1.5 - 5.5 |
| VCC(B) (V) | 1.5 - 3.6 |
| Logic Switching Levels | CMOS/LVTTL |
| Output Drive Capability (mA) | ± 24 |
| Propagation Delay (ns) | 4.0 |
| Number of Bits | 8 |
| Power Dissipation Considerations | Low |
| Operating Temperature (°C) | -40 to 125 |
| Package Name | TSSOP24 (SOT355-1) |
| Category | Bi-directional | Direction controlled |
Key Features
- 3-state bus compatible outputs in both send and receive directions.
- Wide supply voltage range: VCC(A) from 1.5 V to 5.5 V and VCC(B) from 1.5 V to 3.6 V.
- CMOS low-power consumption.
- Direct interface with TTL levels.
- Inputs accept voltages up to 5.5 V.
- High-impedance when VCC(A) = 0 V.
- ESD protection: HBM exceeds 2000 V and MM exceeds 200 V.
- Complies with JEDEC standards JESD8B/JESD36.
Applications
The 74LVC4245A is suitable for a wide range of applications, including:
- Automotive systems.
- Industrial control systems.
- Mobile and consumer electronics.
- Computing and power management systems.
- Wearable devices.
Q & A
- What is the primary function of the 74LVC4245A? The primary function is to act as an octal dual supply translating transceiver, enabling communication between 3 V and 5 V buses.
- What are the supply voltage ranges for VCC(A) and VCC(B)? VCC(A) ranges from 1.5 V to 5.5 V, and VCC(B) ranges from 1.5 V to 3.6 V.
- What is the output drive capability of the 74LVC4245A? The output drive capability is ± 24 mA.
- What is the propagation delay of the 74LVC4245A? The propagation delay is approximately 4.0 ns.
- Does the 74LVC4245A have ESD protection? Yes, it has ESD protection with HBM exceeding 2000 V and MM exceeding 200 V.
- What is the operating temperature range of the 74LVC4245A? The operating temperature range is from -40 °C to 125 °C.
- What package options are available for the 74LVC4245A? It is available in TSSOP24 (SOT355-1) among other packages.
- Is the 74LVC4245A compliant with any industry standards? Yes, it complies with JEDEC standards JESD8B/JESD36.
- Can the 74LVC4245A handle high-impedance states? Yes, the outputs can assume a high-impedance OFF-state when VCC(A) = 0 V.
- What are the typical applications of the 74LVC4245A? It is used in automotive, industrial, mobile, consumer electronics, and other similar applications.
