| Parameters | 
                                
                                                                                                            
                                            | Factory Lead Time | 
                                            16 Weeks | 
                                        
                                                                            
                                            | Contact Plating | 
                                            Gold | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            48-VFQFN Exposed Pad | 
                                        
                                                                            
                                            | Surface Mount | 
                                            YES | 
                                        
                                                                            
                                            | Number of Pins | 
                                            48 | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~85°C TA | 
                                        
                                                                            
                                            | Packaging | 
                                            Tray | 
                                        
                                                                            
                                            | Published | 
                                            2005 | 
                                        
                                                                            
                                            | Series | 
                                            PSOC® 3 CY8C32xx | 
                                        
                                                                            
                                            | JESD-609 Code | 
                                            e4 | 
                                        
                                                                            
                                            | Part Status | 
                                            Active | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            3 (168 Hours) | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            48 | 
                                        
                                                                            
                                            | ECCN Code | 
                                            3A991.A.3 | 
                                        
                                                                            
                                            | Subcategory | 
                                            Other uPs/uCs/Peripheral ICs | 
                                        
                                                                            
                                            | Technology | 
                                            CMOS | 
                                        
                                                                            
                                            | Terminal Position | 
                                            QUAD | 
                                        
                                                                            
                                            | Peak Reflow Temperature (Cel) | 
                                            260 | 
                                        
                                                                            
                                            | Supply Voltage | 
                                            3.3V | 
                                        
                                                                            
                                            | Terminal Pitch | 
                                            0.5mm | 
                                        
                                                                            
                                            | Frequency | 
                                            50MHz | 
                                        
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 
                                            20 | 
                                        
                                                                            
                                            | Base Part Number | 
                                            CY8C3245 | 
                                        
                                                                            
                                            | Pin Count | 
                                            48 | 
                                        
                                                                            
                                            | Supply Voltage-Max (Vsup) | 
                                            5.5V | 
                                        
                                                                            
                                            | Power Supplies | 
                                            1.8/5V | 
                                        
                                                                            
                                            | Supply Voltage-Min (Vsup) | 
                                            1.71V | 
                                        
                                                                            
                                            | Interface | 
                                            EBI/EMI, I2C, I2S, LIN, SPI, UART, USART, USB | 
                                        
                                                                            
                                            | Memory Size | 
                                            32kB | 
                                        
                                                                            
                                            | Oscillator Type | 
                                            Internal | 
                                        
                                                                            
                                            | Number of I/O | 
                                            25 | 
                                        
                                                                            
                                            | RAM Size | 
                                            4K x 8 | 
                                        
                                                                            
                                            | Voltage - Supply (Vcc/Vdd) | 
                                            1.71V~5.5V | 
                                        
                                                                            
                                            | Core Processor | 
                                            8051 | 
                                        
                                                                            
                                            | Peripherals | 
                                            CapSense, DMA, LCD, POR, PWM, WDT | 
                                        
                                                                            
                                            | Program Memory Type | 
                                            FLASH | 
                                        
                                                                            
                                            | Core Size | 
                                            8-Bit | 
                                        
                                                                            
                                            | Program Memory Size | 
                                            32KB 32K x 8 | 
                                        
                                                                            
                                            | Connectivity | 
                                            EBI/EMI, I2C, LINbus, SPI, UART/USART | 
                                        
                                                                            
                                            | Bit Size | 
                                            8 | 
                                        
                                                                            
                                            | Data Converter | 
                                            A/D 16x12b; D/A 1x8b | 
                                        
                                                                            
                                            | Watchdog Timer | 
                                            Yes | 
                                        
                                                                            
                                            | Data Bus Width | 
                                            8b | 
                                        
                                                                            
                                            | Number of Timers/Counters | 
                                            4 | 
                                        
                                                                            
                                            | ROM (words) | 
                                            32768 | 
                                        
                                                                            
                                            | EEPROM Size | 
                                            1K x 8 | 
                                        
                                                                            
                                            | Boundary Scan | 
                                            YES | 
                                        
                                                                            
                                            | Number of Programmable I/O | 
                                            29 | 
                                        
                                                                            
                                            | Bus Compatibility | 
                                            I2C; USB | 
                                        
                                                                            
                                            | UV Erasable | 
                                            N | 
                                        
                                                                            
                                            | Height Seated (Max) | 
                                            1mm | 
                                        
                                                                            
                                            | Length | 
                                            7mm | 
                                        
                                                                            
                                            | Radiation Hardening | 
                                            No | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                            
                                            | Lead Free | 
                                            Lead Free | 
                                        
                                                                                                    
                            
                         
                                                CY8C3245LTI-139 Overview
A space-saving advantage is that it is included in the 48-VFQFN Exposed Pad package. Surface Mount is the way to mount it. It comes in a Tray package. The device runs in 8051 core processor. When working, it is recommended that the temperature be kept at -40°C~85°C TA. It has a type of program memory of FLASH. A total of 25 I/Os are available on this device. It has a part number of CY8C3245 that can be used to locate similar components. At QUAD, its terminals are located. There are a total of 48 terminations in it. Part of the PSOC? 3 CY8C32xx series, this electrical component is used in a variety of applications. Using the 3.3V supply voltage allows for high efficiency. The structure is composed of 48 pins. Total number of pins is 48. In Other uPs/uCs/Peripheral ICs, this component is included. Using the devices' 32kB memory size, you can store programs and data. Power is provided by a source of 1.8/5V. At a frequency of 50MHz, it can achieve excellent efficiency. In total, there are 4 timers and counters. The number 29 represents the number of programmable I/O ports on the board. During normal operation, the supply voltage (Vsup) should be kept above 1.71V. The oscillator type Internal is used to operate the device. 
CY8C3245LTI-139 Features
48-VFQFN Exposed Pad package
Mounting type of Surface Mount
Other uPs/uCs/Peripheral ICs subcategory
CY8C3245LTI-139 Applications
There are a lot of Cypress Semiconductor Corp CY8C3245LTI-139 Microcontroller applications. 
- Telephone sets
 - Television
 - Medical instruments chromatographs
 - Computer/laptop
 - Sonography (Ultrasound imaging)
 - Fire alarms
 - Communication-bluetooth, Wi-Fi, radio
 - Dialysis machines (performs function of liver)
 - Paper shredders
 - Printers