Overview
The 74LVC245A, which is closely related to the 74ALVC245 series, is an 8-bit non-inverting bus transceiver produced by Nexperia USA Inc. This component is designed for asynchronous communication between data buses and supports a wide range of supply voltages. It is part of Nexperia's extensive portfolio of logic ICs, which are used in various electronic designs across multiple industries.
Key Specifications
| Parameter | Value |
|---|---|
| Logic Type | Transceiver, Non-Inverting |
| Number of Elements | 2 |
| Number of Bits per Element | 8 |
| Output Type | Push-Pull |
| Current - Output High, Low | 24mA, 24mA |
| Voltage - Supply | 1.2 V ~ 3.6 V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 20-TSSOP (for similar models), but typically 48-SSOP for the 74ALVCH series |
Key Features
- Wide supply voltage range from 1.2 V to 3.6 V
- CMOS low-power consumption
- Direct interface with TTL levels
- Overvoltage tolerant inputs up to 5.5 V
- Bus hold on all data inputs (for certain models like 74LVCH245A)
- IOFF circuitry for partial power-down mode operation
- ESD protection: HBM exceeds 2000 V, CDM exceeds 1000 V
- Complies with JEDEC standards: JESD8-7A, JESD8-5A, JESD8-C/JESD36
Applications
- Automotive systems
- Industrial control systems
- Computing and server systems
- Consumer electronics
- Mobile and wearable devices
- Cable modem termination systems
- LED displays and other display technologies
Q & A
- What is the primary function of the 74LVC245A?
The primary function is to act as an 8-bit non-inverting bus transceiver for asynchronous communication between data buses.
- What is the supply voltage range for this component?
The supply voltage range is from 1.2 V to 3.6 V.
- Is the 74LVC245A ESD protected?
- What are the operating temperature limits?
The operating temperature range is from -40°C to 85°C (TA).
- What package types are available for this component?
Typically, it is available in packages like TSSOP, SSOP, and others depending on the specific model.
- Does the component support mixed-mode signal operation?
- What is the maximum output current for this transceiver?
The maximum output current is 24 mA for both high and low states.
- Is the component RoHS compliant?
- What are some common applications for this component?
It is used in automotive, industrial, computing, consumer electronics, and other applications.
- Does the component have bus hold functionality?
For certain models like the 74LVCH245A, yes, it has bus hold on all data inputs.
