Overview
The TRS3386EIPWR is an RS-232 transceiver device produced by Texas Instruments. It is designed to facilitate communication in mixed-voltage systems, offering compatibility with logic side voltages as low as 2.5 V. This device features three drivers and two receivers, making it suitable for a variety of applications requiring RS-232 interface capabilities. The TRS3386EIPWR is notable for its enhanced ESD protection, low power consumption, and high data rate capabilities.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC Supply Voltage | 3 | 5.5 | V | |
| VL Supply Voltage | 2.25 VCC | VL = 3 V or 5.5 V | V | |
| Operating Temperature | -40 | 85 | °C | |
| Receiver Input Voltage | -25 | 25 | V | |
| Supply Current (No Load) | 0.3 | 1 | mA | |
| Powerdown Supply Current | 1 | 10 | μA | |
| Data Rate | 250 | kbps | ||
| ESD Protection (Human-Body Model) | ±15 kV | |||
| ESD Protection (IEC 61000-4-2 Air-Gap Discharge) | ±15 kV | |||
| ESD Protection (IEC 61000-4-2 Contact Discharge) | ±8 kV |
Key Features
- Split Supply Pins: Allows operation in mixed-voltage systems down to 2.5 V on the logic side.
- Enhanced ESD Protection: Protected to ±15 kV using the Human-Body Model, ±15 kV using the IEC 61000-4-2 Air-Gap Discharge method, and ±8 kV using the IEC 61000-4-2 Contact Discharge method.
- Low Power Consumption: Low 300-μA supply current and 1-μA low-power shutdown.
- High Data Rate: Capable of running at data rates up to 250 kbps while maintaining RS-232-compliant output levels.
- Pin Programmable Logic Levels: Both driver in (DIN) and receiver out (ROUT) logic levels are pin programmable through the VL pin.
- Compact Packaging: Available in space-saving thin shrink small-outline package (TSSOP) and SOIC (DW) packages.
Applications
- Hand-Held Equipment: Suitable for devices like PDAs, cell phones, and other portable electronics.
- Battery-Powered Equipment: Ideal for devices that require low power consumption.
- Data Cables: Used in various data communication cables and interfaces.
- Mixed-Voltage Systems: Compatible with systems that operate at different voltage levels.
Q & A
- What is the operating temperature range of the TRS3386EIPWR?
The operating temperature range is -40°C to 85°C.
- What is the maximum data rate supported by the TRS3386EIPWR?
The device supports data rates up to 250 kbps.
- What type of ESD protection does the TRS3386EIPWR offer?
The device offers ESD protection to ±15 kV using the Human-Body Model, ±15 kV using the IEC 61000-4-2 Air-Gap Discharge method, and ±8 kV using the IEC 61000-4-2 Contact Discharge method.
- What is the purpose of the VL pin in the TRS3386EIPWR?
The VL pin allows operation in mixed-voltage systems and enables pin programmable logic levels for both driver in (DIN) and receiver out (ROUT).
- What are the typical supply current and powerdown supply current of the TRS3386EIPWR?
The typical supply current is 1 mA, and the powerdown supply current is 1 μA.
- In what packages is the TRS3386EIPWR available?
The device is available in TSSOP (PW) and SOIC (DW) packages.
- Is the TRS3386EIPWR compatible with industry standard '3386 devices?
Yes, it is designed to be interchangeable with industry standard '3386 devices.
- What is the minimum and maximum VCC supply voltage for the TRS3386EIPWR?
The minimum VCC supply voltage is 3 V, and the maximum is 5.5 V.
- How many capacitors are required for the charge pump operation of the TRS3386EIPWR?
The charge pump requires only four small 0.1-μF capacitors for operation from a 3.3-V supply.
- What are some common applications of the TRS3386EIPWR?
Common applications include hand-held equipment, battery-powered equipment, data cables, and mixed-voltage systems.
