Overview
The ST3232ECTR, produced by STMicroelectronics, is a 3 V powered EIA/TIA-232 and V.28/V.24 communication interface. This device is designed with low power requirements, high data-rate capabilities, and enhanced electrostatic discharge (ESD) protection. It features a proprietary low-dropout transmitter output stage that ensures true RS-232 performance from 3 to 5 V supplies, utilizing a dual charge pump that requires only four small 0.1 µF external capacitors. The ST3232ECTR is available in a TSSOP-16 package and is suitable for various applications requiring reliable and efficient serial communication.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Data Rate | 250 kbps | |
| ESD Voltage (Max) | ±15 kV | |
| Operating Temperature Range | 0°C to 70°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 | |
| No of Terminals | 16 | |
| Package Style | TSSOP-16 | |
| Mounting Method | Surface Mount |
Key Features
- ESD protection for RS-232 I/O pins up to ±15 kV (human body model) and ±8 kV (IEC 1000-4-2 contact discharge)
- Low power consumption with a supply current of 300 µA
- High data-rate capability of up to 250 kbps
- Minimum guaranteed slew rate of 6 V/µs
- Meets EIA/TIA-232 specifications down to 3 V
- Available in TSSOP-16 package
- Proprietary low-dropout transmitter output stage with dual charge pump
Applications
- Notebook, subnotebook, and palmtop computers
- Battery-powered equipment
- Hand-held equipment
- Peripherals and printers
Q & A
- What is the maximum data rate of the ST3232ECTR?
The maximum data rate of the ST3232ECTR is 250 kbps. - What is the operating temperature range of the ST3232ECTR?
The operating temperature range is from 0°C to 70°C. - What type of ESD protection does the ST3232ECTR offer?
The ST3232ECTR offers ESD protection up to ±15 kV (human body model) and ±8 kV (IEC 1000-4-2 contact discharge). - How many drivers and receivers does the ST3232ECTR have?
The ST3232ECTR has 2 drivers and 2 receivers. - What is the supply voltage range for the ST3232ECTR?
The supply voltage range is from 3 V to 5.5 V. - What package type is the ST3232ECTR available in?
The ST3232ECTR is available in a TSSOP-16 package. - What is the typical supply current of the ST3232ECTR?
The typical supply current is 0.3 mA. - Does the ST3232ECTR meet EIA/TIA-232 specifications?
Yes, the ST3232ECTR meets EIA/TIA-232 specifications down to 3 V. - What is the minimum guaranteed slew rate of the ST3232ECTR?
The minimum guaranteed slew rate is 6 V/µs. - What type of mounting method is used for the ST3232ECTR?
The ST3232ECTR uses surface mount technology.
