SC28C94A1A

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SC28C94A1A

+Nomenclature

SERIAL I/O CONTROLLER, 4 CHANNEL

  • FabricantNXP USA Inc.

  • Pièce fabricant #SC28C94A1A

  • Package PLCC-52

  • En stock7427

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Présentation

Description

The SC28C94A1A is a specialized integrated circuit, often used in communications and serial data transfer applications. It is a quad universal asynchronous receiver/transmitter (QUART), which means it can handle multiple channels of data communications simultaneously. This makes it suitable for applications that require robust serial communication capabilities, such as networking equipment, modems, and embedded systems.
Key features of the SC28C94A1A include programmable baud rates, flexible interrupt systems, and independent transmit and receive channels. Each channel can be configured for different communication protocols and data formats, providing versatility in various applications. It supports a range of operating voltages, enhancing compatibility with different systems.
The SC28C94A1A is known for its reliability in handling high-speed data transfers and its ability to offload processing tasks from the main processor by managing serial communication independently. This efficiency makes it a valuable component in complex digital systems where efficient data handling is crucial.

Equivalent

The SC28C94A1A chip is a quad universal asynchronous receiver-transmitter (QUART) often used in serial communication applications. Equivalent products might include the NXP SC28L198 or the Texas Instruments TL16C754B, as these provide similar functionality in terms of multi-channel UART support. Always verify compatibility in terms of pin configuration, voltage levels, and specific features before substitution.

Features

The SC28C94A1A is a quad universal asynchronous receiver-transmitter (UART), which is designed to facilitate communication between processors and peripheral devices. Key features include:
1. Quad UART Channels: It provides four independent UART channels, allowing multiple serial communication interfaces.
2. Data Rates: Supports a wide range of data rates up to several Mbps, depending on the system clock.
3. FIFO Buffers: Each channel has its own FIFO buffer, typically 16 bytes for both transmission and reception, helping to manage data flow efficiently.
4. Flexible Baud Rate Generator: Allows for precise control of baud rates across different channels.
5. Data Formats: Supports various data formats, including different word lengths, stop bits, and parity configurations.
6. Interrupt System: Offers an interrupt system to signal to the host processor about data transmission, reception, and error states.
7. Error Detection: Includes error detection features like parity, framing, and overrun error checking.
8. Sleep Mode: Features a low-power sleep mode to conserve energy when the device is not actively transmitting or receiving data.
9. Compatibility: Compatible with various processors and systems due to its flexible interface and control options.
These features make the SC28C94A1A suitable for embedded systems requiring robust serial communication capabilities.

Pinout

The SC28C94A1A is a quad Universal Asynchronous Receiver/Transmitter (UART) with 68 pins. It is designed to facilitate communication between a microprocessor and serial devices. This device handles serial data transmission and reception, providing a means for asynchronous communication.
Key functions of the SC28C94A1A include:
- Four independent UART channels: Each UART channel can be programmed for different baud rates, data formats, and interrupt settings.
- Programmable baud rates: Supports various data rates, allowing flexibility in communication speed.
- Full-duplex operation: Enabling simultaneous transmission and reception of data.
- Interrupt control: Offers interrupt capabilities for efficient handling of data transmission and reception events.
- Enhanced error detection: Features such as parity, framing, and overrun error detection.
- FIFO buffers: Each channel includes 16-byte FIFOs for both transmit and receive operations, reducing CPU load.
- Flexible clock options: Provides multiple options for clock input sources to support different application requirements.
These features make the SC28C94A1A suitable for applications requiring multiple serial communication channels, such as industrial control systems, networking equipment, and embedded systems.

Manufacturer

The SC28C94A1A is manufactured by NXP Semiconductors. NXP Semiconductors is a global semiconductor company that specializes in the design and manufacturing of high-performance mixed-signal electronics. Their products are widely used in various applications, including automotive, industrial, mobile, and communication infrastructure, among others. NXP is known for its innovations in secure connectivity solutions for embedded applications, and it plays a significant role in the advancement of technologies like the Internet of Things (IoT), smart cities, and connected vehicles.

Application

The SC28C94A1A is a quad universal asynchronous receiver-transmitter (UART) commonly used in applications that require serial communication. Its application areas include:
1. Embedded Systems: Facilitates communication between microcontrollers and peripheral devices.
2. Industrial Automation: Used in PLCs and other control systems for data transmission.
3. Networking Equipment: Provides serial interfaces for routers, switches, and modems.
4. Telecommunications: Supports data transfer in telecommunication systems.
5. Data Acquisition Systems: Enables serial data input/output for sensors and instruments.
6. Automotive Electronics: Aids in communication within vehicle control systems.
7. Consumer Electronics: Used in devices requiring serial communication, like set-top boxes.
Its functionality in handling multiple communication channels makes it versatile for these applications.

Package

The SC28C94A1A is typically available in a PLCC (Plastic Leaded Chip Carrier) package, which is a type of surface-mount integrated circuit package. This package is designed for use in digital and analog applications, providing a compact and reliable way to house the microcontroller or IC while allowing for efficient heat dissipation.

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