NS16C2552TVA/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: The NS16C2552TVA/NOPB is a dual UART (Universal Asynchronous Receiver/Transmitter) integrated circuit. It is commonly used for serial communication in various electronic devices.

Characteristics: - Dual UART functionality - Supports asynchronous data transmission - Low power consumption - Wide operating voltage range - High data transfer rate - Reliable and robust design

Package: The NS16C2552TVA/NOPB is available in a small outline package (SOP) with 48 pins.

Essence: This IC serves as a key component in enabling serial communication between different electronic devices. It facilitates the transmission and reception of data in a reliable and efficient manner.

Packaging/Quantity: The NS16C2552TVA/NOPB is typically sold in reels or tubes, with each reel/tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply Voltage: 3.3V to 5.5V
• Data Rate: Up to 1 Mbps
• Number of Channels: 2 (Dual UART)
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOP-48

Pin Configuration

The NS16C2552TVA/NOPB has a total of 48 pins. The pin configuration is as follows:

```

Pin Name Description

1 VCC Power Supply 2 GND Ground 3 TXA Transmit Data Channel A 4 RXA Receive Data Channel A 5 RTSA Request to Send Channel A 6 CTSA Clear to Send Channel A 7 DTRA Data Terminal Ready Channel A 8 DSRA Data Set Ready Channel A 9 RIA Ring Indicator Channel A 10 CDA Carrier Detect Channel A 11 TXB Transmit Data Channel B 12 RXB Receive Data Channel B 13 RTSB Request to Send Channel B 14 CTSB Clear to Send Channel B 15 DTRB Data Terminal Ready Channel B 16 DSRB Data Set Ready Channel B 17 RIB Ring Indicator Channel B 18 CDB Carrier Detect Channel B ... ... ... ```

Functional Features

• Dual UART functionality allows simultaneous communication on two channels.
• Supports various data formats, including 5, 6, 7, or 8 data bits, with optional parity and stop bits.
• Provides hardware flow control using RTS/CTS signals.
• Includes programmable baud rate generator for flexible data transfer rates.
• Supports modem control signals such as DTR, DSR, RI, and CD.

Advantages and Disadvantages

Advantages: - Dual UART capability enables efficient multi-channel communication. - Wide operating voltage range allows compatibility with different systems. - High data transfer rate facilitates fast and reliable communication. - Low power consumption helps conserve energy in battery-powered devices.

Disadvantages: - Limited number of channels (2) may not be sufficient for certain applications requiring more simultaneous communication channels. - The SOP package may not be suitable for all PCB layouts, especially those with space constraints.

Working Principles

The NS16C2552TVA/NOPB operates based on the principles of UART communication. It receives parallel data from the transmitting device, converts it into serial format, and transmits it over a communication line. On the receiving end, it receives the serial data, converts it back to parallel format, and delivers it to the receiving device.

The IC incorporates various features such as baud rate generation, data formatting, and flow control to ensure reliable and efficient communication between devices.

Application Field Plans

The NS16C2552TVA/NOPB finds applications in a wide range of electronic devices that require serial communication. Some common application fields include: - Personal computers - Embedded systems - Industrial automation - Telecommunications equipment - Medical devices - Consumer electronics

Alternative Models

For those seeking alternative options, several other UART ICs are available in the market. Some notable alternatives to the NS16C2552TVA/NOPB include: - MAX232 - FT232R - PL2303HX - CH340G

These alternative models offer similar functionality and can be considered based on specific requirements and compatibility with the target system.

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