| Parameters | 
                                                                                                            
                                            | Package / Case | PDIP | 
                                                                            
                                            | Surface Mount | NO | 
                                                                            
                                            | JESD-609 Code | e2 | 
                                                                            
                                            | Pbfree Code | yes | 
                                                                            
                                            | Number of Terminations | 28 | 
                                                                            
                                            | Terminal Finish | Tin/Silver (Sn/Ag) | 
                                                                            
                                            | Max Operating Temperature | 85°C | 
                                                                            
                                            | Min Operating Temperature | -40°C | 
                                                                            
                                            | Subcategory | Serial IO/Communication Controllers | 
                                                                            
                                            | Technology | CMOS | 
                                                                            
                                            | Terminal Position | DUAL | 
                                                                            
                                            | Terminal Form | THROUGH-HOLE | 
                                                                            
                                            | Peak Reflow Temperature (Cel) | NOT SPECIFIED | 
                                                                            
                                            | Supply Voltage | 5V | 
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | 
                                                                            
                                            | Pin Count | 28 | 
                                                                            
                                            | Qualification Status | Not Qualified | 
                                                                            
                                            | Operating Supply Voltage | 5V | 
                                                                            
                                            | Power Supplies | 5V | 
                                                                            
                                            | Temperature Grade | INDUSTRIAL | 
                                                                            
                                            | Number of Channels | 2 | 
                                                                            
                                            | Max Supply Voltage | 5.5V | 
                                                                            
                                            | Min Supply Voltage | 4.5V | 
                                                                            
                                            | Nominal Supply Current | 10mA | 
                                                                            
                                            | uPs/uCs/Peripheral ICs Type | SERIAL IO/COMMUNICATION CONTROLLER, SERIAL | 
                                                                            
                                            | Clock Frequency | 4MHz | 
                                                                            
                                            | Data Rate | 115.2 kbps | 
                                                                            
                                            | Address Bus Width | 4 | 
                                                                            
                                            | Boundary Scan | NO | 
                                                                            
                                            | Low Power Mode | NO | 
                                                                            
                                            | External Data Bus Width | 8 | 
                                                                            
                                            | Number of Serial I/Os | 2 | 
                                                                            
                                            | Communication Protocol | ASYNC, BIT | 
                                                                            
                                            | Data Encoding/Decoding Method | NRZ | 
                                                                            
                                            | Height Seated (Max) | 5.1mm | 
                                                                            
                                            | Length | 35.5mm | 
                                                                            
                                            | RoHS Status | RoHS Compliant | 
                                                                            
                                            | Lead Free | Lead Free | 
                                                                                                    
                            
                         
                                                SCC2681AE1N28 Overview
In addition, it is available in the cost-effective package PDIP.The transmission of data takes place over 2 channels.There is a SERIAL IO/COMMUNICATION CONTROLLER, SERIAL used as the type of uPS/uCs/peripheral ICs.Configured with 28 terminations.UART operates on 5V supply voltage.In order to communicate data, there are 2 serial I/Os.This device is an integrated circuit with 28 pins.This IC measures its clock frequency at 4MHz.Considering its similarities, it belongs to the Serial IO/Communication Controllers subcategory.In order for the equipment to work for a long period of time, it should not be allowed to reach a temperature above -40°C.UART is recommended that the operating temperature does not exceed 85°C to ensure long-term, normal performance.Keeping the supply voltage below 5.5V will ensure reliability.Supply voltages above 4.5V are known to ensure reliability.If a power supply of 5V is available, electronic designers can use it with confidence.Its high-efficiency operation depends on a supply voltage of 5V.
SCC2681AE1N28 Features
2 serial I/Os
Clock frequency of 4MHz
Power supplies of 5V
Operating supply voltage of 5V
SCC2681AE1N28 Applications
There are a lot of NXP Semiconductors / Freescale SCC2681AE1N28 UARTs applications. 
- Portable Applications
- Multi serial ports RS-232/RS-422/RS-485 Cards
- Portable and battery operated devices
- Handheld Terminals and Tablets
- Router C ontrol
- Personal Digital Assistants Modules
- Ethernet Network to Serial Ports
- Remote Access Servers
- GPS Devices
- Factory Automation