| Parameters | 
                                                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 44-QFP | 
                                                                            
                                            | Supplier Device Package | 44-PQFP (10x10) | 
                                                                            
                                            | Packaging | Tray | 
                                                                            
                                            | Series | Impact | 
                                                                            
                                            | Feature | Configurable GPIO, Internal Oscillator, Timer/Counter | 
                                                                            
                                            | Part Status | Obsolete | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 3  (168 Hours) | 
                                                                            
                                            | Voltage - Supply | 3.3V 5V | 
                                                                            
                                            | Number of Channels | 1, UART | 
                                                                            
                                            | Data Rate (Max) | 1Mbps | 
                                                                            
                                            | FIFO's | 16 Byte | 
                                                                            
                                            | With False Start Bit Detection | Yes | 
                                                                            
                                            | With Modem Control | Yes | 
                                                                            
                                            | With Auto Flow Control | Yes | 
                                                                            
                                            | RoHS Status | ROHS3 Compliant | 
                                                                                                    
                            
                         
                                                SC28L91A1B,551 Overview
In the 44-QFP package, you can get the product at a low cost.Transmissions are made using 1, UART channels.When UART comes to packaging, Tray is adopted as the packaging method.As of right now, this electronic part is in a Obsolete status.Mounting is done through Surface Mount.In order for it to operate, a voltage of 3.3V 5V must be applied.In some ways, it resembles Configurable GPIO, Internal Oscillator, Timer/Counter.Impact is the series number of the electronic component.
SC28L91A1B,551 Features
SC28L91A1B,551 Applications
There are a lot of Rochester Electronics, LLC SC28L91A1B,551 UARTs applications. 
- Gaming Terminals
- Multi serial ports RS-232/RS-422/RS-485 Cards
- Wireless Infrared Data Communications Systems
- Communications equipment
- Ethernet Network to Serial Ports
- Portable Applications
- Infrared Transceivers
- Battery Operated Instruments
- White goods
- Multi-port RS-232/RS-422/RS-485 Cards