Overview
The SCC2681AC1A44,518 is a dual asynchronous receiver/transmitter (DUART) integrated circuit produced by NXP USA Inc. This single-chip MOS-LSI communications device provides two independent full-duplex asynchronous receiver/transmitter channels, making it a versatile component for various serial communication applications. The device is available in a 44-lead PLCC (Plastic Leaded Chip Carrier) package and supports a wide range of features that enhance its functionality and reliability in different environments.
Key Specifications
| Parameter | Description |
|---|---|
| Package Type | PLCC44 (Plastic Leaded Chip Carrier, 44 leads) |
| Power Supply | Single +5 V supply input |
| Operating Temperature Range | Commercial: 0 °C to +70 °C, Industrial: –40 °C to +85 °C |
| Data Transfer Rate | Up to 1 MB/sec (1×), up to 125 kB/sec (16×) |
| Interrupt System | Single active-LOW interrupt output (INTRN), Interrupt Mask Register (IMR), and Interrupt Status Register (ISR) |
| Counter/Timer | On-chip counter/timer with six commands for control |
| Environmental Compliance | PbFree, EU RoHS, Halogen Free, REACH SVHC compliant |
Key Features
- Two independent full-duplex asynchronous receiver/transmitter channels
- Programmable baud rates and independent channel operation
- FIFO buffers to reduce CPU overhead
- High data throughput and reliable serial communication
- Error detection capabilities and flexible character formatting
- Automatic wake-up mode for multidrop applications
- On-chip crystal oscillator and start-end break interrupt/status
- Output port can be configured to provide up to six separate wire-ORable interrupt outputs
Applications
- Telecommunications equipment
- Networking equipment
- Industrial control systems
- Various microprocessor-based systems requiring serial communication
Q & A
- What is the SCC2681AC1A44,518?
The SCC2681AC1A44,518 is a dual asynchronous receiver/transmitter (DUART) integrated circuit produced by NXP USA Inc.
- What package type does the SCC2681AC1A44,518 come in?
The device comes in a 44-lead PLCC (Plastic Leaded Chip Carrier) package.
- What is the power supply requirement for the SCC2681AC1A44,518?
The device requires a single +5 V power supply input.
- What are the operating temperature ranges for the SCC2681AC1A44,518?
The commercial version operates from 0 °C to +70 °C, and the industrial version from –40 °C to +85 °C.
- What are the key features of the SCC2681AC1A44,518?
Key features include two independent full-duplex channels, programmable baud rates, FIFO buffers, high data throughput, error detection, and flexible character formatting.
- Does the SCC2681AC1A44,518 support environmental compliance standards?
Yes, it is PbFree, EU RoHS, Halogen Free, and REACH SVHC compliant.
- What applications is the SCC2681AC1A44,518 suitable for?
It is suitable for telecommunications equipment, networking equipment, industrial control systems, and various microprocessor-based systems requiring serial communication.
- Does the SCC2681AC1A44,518 have an on-chip counter/timer?
Yes, it has an on-chip counter/timer with six commands for control.
- How does the interrupt system of the SCC2681AC1A44,518 work?
The device has a single active-LOW interrupt output (INTRN) and includes an Interrupt Mask Register (IMR) and an Interrupt Status Register (ISR).
- Is the SCC2681AC1A44,518 still in production?
No, the SCC2681AC1A44,518 is no longer manufactured by NXP USA Inc.
