Overview
The SP3232EEN-L/TR is an RS-232 transceiver solution produced by MaxLinear, Inc. This device is designed for portable or hand-held applications, such as notebook or palmtop computers. It features a high-efficiency, charge-pump power supply that enables true RS-232 performance from a single power supply ranging from +3.0 V to +5.5 V. The SP3232E series is known for its enhanced ESD specifications and low-power operation, making it ideal for battery-powered devices.
Key Specifications
| Attribute | Value |
|---|---|
| Data Rate | 235 kbps |
| ESD Voltage-Max | ±15 kV |
| Operating Temp Range | -40°C to +85°C |
| Supply Voltage | 3 V to 5.5 V |
| Duplex | Full Duplex |
| Function | Transceiver |
| No. of Drivers | 2 |
| No. of Receivers | 2 |
| Supply Current | 0.3 mA |
| Power Dissipation | 1.086 W |
| No of Terminals | 16 |
| Moisture Sensitivity Level | 2 |
| Package Style | SOIC-16N |
| Mounting Method | Surface Mount |
Key Features
- Meets true EIA/TIA-232-F standards from a +3.0 V to +5.5 V power supply.
- Minimum 120 kbps data rate under full load, with a maximum data rate of 235 kbps.
- Low-power shutdown mode with supply current less than 1 μA.
- Interoperable with RS-232 down to a +2.7 V power source.
- Enhanced ESD specifications: ±15 kV Human Body Model, ±15 kV IEC1000-4-2 Air Discharge, and ±8 kV IEC1000-4-2 Contact Discharge.
- High-efficiency, charge-pump power supply requiring only 0.1 μF capacitors in 3.3 V operation.
Applications
The SP3232EEN-L/TR is ideal for portable or hand-held applications such as notebook or palmtop computers. It is also suitable for other battery-powered devices where low power consumption and high ESD tolerance are critical. These transceivers meet the EIA/TIA-232 and ITU-T V.28/V.24 communication protocols, ensuring compatibility with a wide range of serial communication systems.
Q & A
- What is the operating temperature range of the SP3232EEN-L/TR?
The operating temperature range is -40°C to +85°C. - How many drivers and receivers does the SP3232EEN-L/TR have?
The device has 2 drivers and 2 receivers. - What is the maximum data rate of the SP3232EEN-L/TR?
The maximum data rate is 235 kbps. - What is the supply voltage range for the SP3232EEN-L/TR?
The supply voltage range is from +3.0 V to +5.5 V. - What are the ESD specifications of the SP3232EEN-L/TR?
The device has enhanced ESD specifications: ±15 kV Human Body Model, ±15 kV IEC1000-4-2 Air Discharge, and ±8 kV IEC1000-4-2 Contact Discharge. - What type of package does the SP3232EEN-L/TR come in?
The device comes in a SOIC-16N package. - How does the charge-pump power supply of the SP3232EEN-L/TR work?
The charge-pump power supply requires only 0.1 μF capacitors in 3.3 V operation and allows the device to deliver true RS-232 performance from a single power supply. - Is the SP3232EEN-L/TR suitable for low-power applications?
Yes, the device has a low-power shutdown mode where the supply current falls to less than 1 μA. - What are some typical applications for the SP3232EEN-L/TR?
Typical applications include portable or hand-held devices such as notebook or palmtop computers. - Does the SP3232EEN-L/TR meet industry standards for RS-232 communication?
Yes, it meets true EIA/TIA-232-F standards and is interoperable with RS-232 down to a +2.7 V power source.
