| Parameters | 
                                                                                                                        
                                                | Mfr | STMicroelectronics | 
                                                                                    
                                                | Series | STM32L4 | 
                                                                                    
                                                | Package | Tape & Reel (TR) | 
                                                                                    
                                                | Product Status | Active | 
                                                                                    
                                                | Core Processor | ARM® Cortex®-M4 | 
                                                                                    
                                                | Core Size | 32-Bit Single-Core | 
                                                                                    
                                                | Speed | 80MHz | 
                                                                                    
                                                | Connectivity | CANbus, I²C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, UART/USART, USB | 
                                                                                    
                                                | Peripherals | Brown-out Detect/Reset, DMA, PWM, WDT | 
                                                                                    
                                                | Number of I/O | 52 | 
                                                                                    
                                                | Program Memory Size | 512KB (512K x 8) | 
                                                                                    
                                                | Program Memory Type | FLASH | 
                                                                                    
                                                | EEPROM Size | - | 
                                                                                    
                                                | RAM Size | 160K x 8 | 
                                                                                    
                                                | Voltage - Supply (Vcc/Vdd) | 1.71V ~ 3.6V | 
                                                                                    
                                                | Data Converters | A/D 16x12b; D/A 1x12b | 
                                                                                    
                                                | Oscillator Type | Internal | 
                                                                                    
                                                | Operating Temperature | -40°C ~ 85°C (TA) | 
                                                                                    
                                                | Mounting Type | Surface Mount | 
                                                                                    
                                                | Package / Case | 64-UFBGA, WLCSP | 
                                                                                    
                                                | Supplier Device Package | 64-WLCSP (3.36x3.66) | 
                                                                                    
                                                | Base Product Number | STM32L452 | 
                                                                                    
                                                | RoHS Status | ROHS3 Compliant | 
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                                    
                                                | REACH Status | REACH Unaffected | 
                                                                                    
                                                | ECCN | 3A991A2 | 
                                                                                    
                                                | HTSUS | 8542.31.0001 | 
                                                                                    
                                                | Standard Package | 5,000 | 
                                                                                                                
                                
                             
                                                ARM® Cortex®-M4 STM32L4 Microcontroller IC 32-Bit Single-Core 80MHz 512KB (512K x 8) FLASH 64-WLCSP (3.36x3.66)