SC16C852LIET,151

Product Overview

Category

The SC16C852LIET,151 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for serial communication applications.

Characteristics

• The SC16C852LIET,151 is a dual UART (Universal Asynchronous Receiver/Transmitter) with 128-byte FIFOs (First-In-First-Out).
• It supports both RS-232 and RS-485 interfaces.
• This IC operates at a wide range of supply voltages, typically from 3.0V to 5.5V.
• It offers high-speed data transfer rates up to 1 Mbps.
• The SC16C852LIET,151 features low power consumption, making it suitable for battery-powered devices.
• It includes advanced features such as automatic hardware/software flow control and modem control signals.

Package

The SC16C852LIET,151 is available in a small form factor package, such as QFN (Quad Flat No-Lead) or TQFP (Thin Quad Flat Package).

Essence

The essence of this product lies in its ability to provide reliable and efficient serial communication capabilities in various electronic systems.

Packaging/Quantity

The SC16C852LIET,151 is typically sold in reels or trays, containing a specific quantity of ICs per package. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Dual UART with 128-byte FIFOs
• Supports RS-232 and RS-485 interfaces
• Supply voltage: 3.0V to 5.5V
• Data transfer rate: up to 1 Mbps
• Low power consumption
• Automatic hardware/software flow control
• Modem control signals

Detailed Pin Configuration

The SC16C852LIET,151 has a specific pin configuration that enables its functionality. The detailed pinout is as follows:

1. VCC - Power supply voltage
2. GND - Ground
3. TXD1 - Transmit Data 1
4. RXD1 - Receive Data 1
5. RTS1 - Request to Send 1
6. CTS1 - Clear to Send 1
7. DTR1 - Data Terminal Ready 1
8. DSR1 - Data Set Ready 1
9. RI1 - Ring Indicator 1
10. CD1 - Carrier Detect 1
11. TXD2 - Transmit Data 2
12. RXD2 - Receive Data 2
13. RTS2 - Request to Send 2
14. CTS2 - Clear to Send 2
15. DTR2 - Data Terminal Ready 2
16. DSR2 - Data Set Ready 2
17. RI2 - Ring Indicator 2
18. CD2 - Carrier Detect 2
19. RS-232/RS-485 - Interface selection pin
20. REFCLK - Reference Clock

Functional Features

The SC16C852LIET,151 offers several functional features that enhance its usability and performance:

1. Dual UART: It provides two independent UART channels, allowing simultaneous communication with multiple devices.
2. FIFOs: The 128-byte FIFOs enable efficient data buffering and reduce the risk of data loss during high-speed transfers.
3. RS-232/RS-485 Support: This IC supports both RS-232 and RS-485 interfaces, providing flexibility in various serial communication applications.
4. Low Power Consumption: The SC16C852LIET,151 is designed to minimize power consumption, making it suitable for battery-powered devices.
5. Flow Control: It includes automatic hardware/software flow control mechanisms to manage data flow between the transmitter and receiver.
6. Modem Control Signals: The IC supports modem control signals such as RTS, CTS, DTR, DSR, RI, and CD, enabling compatibility with modem-based systems.

Advantages and Disadvantages

Advantages

• Dual UART channels allow simultaneous communication with multiple devices.
• High-speed data transfer rates up to 1 Mbps.
• Supports both RS-232 and RS-485 interfaces.
• Low power consumption for energy-efficient operation.
• Automatic flow control mechanisms enhance data integrity.

Disadvantages

• Limited availability of alternative models in the market.
• May require additional external components for specific applications.

Working Principles

The SC16C852LIET,151 operates based on the principles of UART communication. It receives serial data from the transmitter, buffers it using FIFOs, and then transmits it to the receiver. The UART protocol ensures synchronized data transmission by using start and stop bits along with the data bits. The IC also incorporates flow control mechanisms to manage data flow between the transmitter and receiver, preventing data loss or buffer overflow.

Detailed Application Field Plans

The SC16C852LIET,151 finds applications in