Overview
The SN74LVCC3245ADWG4 is a high-performance, octal bus transceiver manufactured by Texas Instruments. This integrated circuit is designed to facilitate bidirectional communication between two data buses operating at different voltage levels. It is part of the LVCC family, known for its low-voltage operation and compatibility with mixed-voltage systems. The device is particularly useful for level translation, allowing data transmission between buses operating from 2.3 V to 3.6 V on Port A and 3 V to 5.5 V on Port B.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | SN74LVCC3245ADWG4 |
| Manufacturer | Texas Instruments |
| Category | Logic ICs - Translators, Level Shifters |
| Translator Type | Voltage Level |
| Channel Type | Bidirectional |
| Number of Circuits | 1 |
| Channels per Circuit | 8 |
| Voltage - VCCA | 2.3 V ~ 3.6 V |
| Voltage - VCCB | 3 V ~ 5.5 V |
| Output Type | Tri-State, Non-Inverted |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 24-SOIC (0.295", 7.50mm Width) |
| ESD Protection | Exceeds JESD 22 - 2000-V Human Body Model, 1000-V Charged-Device Model |
| Latch-Up Performance | Exceeds 250 mA per JESD 17 |
Key Features
- Bidirectional voltage level translator
- Operates from 2.3 V to 3.6 V on Port A and 3 V to 5.5 V on Port B
- Control inputs referenced to VCCA voltage
- Latch-up performance exceeds 250 mA per JESD 17
- ESD protection exceeds JESD 22 - 2000-V Human Body Model, 1000-V Charged-Device Model
- Tri-State, non-inverted outputs
- Output enable (OE) and direction control (DIR) inputs
- Compact 24-pin SOIC package
Applications
- Level translation between different voltage domains
- USB and other interface applications
- Interfacing between analog and digital systems
- Asynchronous communication between data buses
Q & A
- What is the primary function of the SN74LVCC3245ADWG4?
The primary function is to facilitate bidirectional communication between two data buses operating at different voltage levels.
- What are the voltage ranges for Port A and Port B?
Port A operates from 2.3 V to 3.6 V, and Port B operates from 3 V to 5.5 V.
- What type of outputs does the SN74LVCC3245ADWG4 have?
The device has Tri-State, non-inverted outputs.
- How many channels does the SN74LVCC3245ADWG4 support?
The device supports 8 channels.
- What is the operating temperature range of the SN74LVCC3245ADWG4?
The operating temperature range is -40°C to 85°C.
- What kind of ESD protection does the SN74LVCC3245ADWG4 offer?
The device exceeds JESD 22 - 2000-V Human Body Model, 1000-V Charged-Device Model.
- What package type is the SN74LVCC3245ADWG4 available in?
The device is available in a 24-pin SOIC package.
- What are some common applications of the SN74LVCC3245ADWG4?
Common applications include level translation, USB, interfacing, and asynchronous communication between data buses.
- How does the direction control (DIR) input work?
The DIR input determines the direction of data transmission between the A and B buses.
- What is the purpose of the output enable (OE) input?
The OE input can be used to disable the device, effectively isolating the buses.
