STM32L4R9ZIY6TR

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices
• Characteristics: Low power consumption, high performance, rich peripheral set
• Package: LQFP144
• Essence: ARM Cortex-M4 core with FPU, 2 MB Flash memory, 640 KB SRAM
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Core: ARM Cortex-M4 with FPU
• Clock Speed: Up to 120 MHz
• Flash Memory: 2 MB
• SRAM: 640 KB
• Operating Voltage: 1.71V to 3.6V
• Digital I/O Pins: 114
• Analog Inputs: 16
• Communication Interfaces: UART, SPI, I2C, USB, CAN, Ethernet
• Timers: 14
• ADC Resolution: 12-bit
• DMA Channels: 24
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The STM32L4R9ZIY6TR microcontroller has a total of 144 pins. The pin configuration is as follows:

• Pins 1-8: VSSA, VDDA, VREF-, VREF+, VCAP1, VBAT, NRST, VSS
• Pins 9-16: OSC32IN, OSC32OUT, OSCIN, OSCOUT, OSCMIN, OSCMOUT, BOOT0, VDD
• Pins 17-24: PA0, PA1, PA2, PA3, PA4, PA5, PA6, PA7
• Pins 25-32: PA8, PA9, PA10, PA11, PA12, PA13, PA14, PA15
• Pins 33-40: PB0, PB1, PB2, PB3, PB4, PB5, PB6, PB7
• Pins 41-48: PB8, PB9, PB10, PB11, PB12, PB13, PB14, PB15
• Pins 49-56: PC0, PC1, PC2, PC3, PC4, PC5, PC6, PC7
• Pins 57-64: PC8, PC9, PC10, PC11, PC12, PC13, PC14, PC15
• Pins 65-72: PD0, PD1, PD2, PD3, PD4, PD5, PD6, PD7
• Pins 73-80: PD8, PD9, PD10, PD11, PD12, PD13, PD14, PD15
• Pins 81-88: PE0, PE1, PE2, PE3, PE4, PE5, PE6, PE7
• Pins 89-96: PE8, PE9, PE10, PE11, PE12, PE13, PE14, PE15
• Pins 97-104: PF0, PF1, PF2, PF3, PF4, PF5, PF6, PF7
• Pins 105-112: PF8, PF9, PF10, PF11, PF12, PF13, PF14, PF15
• Pins 113-120: PG0, PG1, PG2, PG3, PG4, PG5, PG6, PG7
• Pins 121-128: PG8, PG9, PG10, PG11, PG12, PG13, PG14, PG15
• Pins 129-136: PH0, PH1, PH2, PH3, PH4, PH5, PH6, PH7
• Pins 137-144: PH8, PH9, PH10, PH11, PH12, PH13, PH14, PH15

Functional Features

• Low power consumption: The STM32L4R9ZIY6TR microcontroller is designed for low-power applications, making it suitable for battery-powered devices and energy-efficient systems.
• High performance: With its ARM Cortex-M4 core and clock speed of up to 120 MHz, this microcontroller offers excellent processing capabilities for demanding applications.
• Rich peripheral set: The STM32L4R9ZIY6TR provides a wide range of communication interfaces (UART, SPI, I2C, USB, CAN, Ethernet), timers, ADC channels, and DMA channels, enabling seamless integration with various external devices.
• Advanced security features: This microcontroller includes hardware cryptographic accelerators, secure boot, and secure firmware update mechanisms to ensure data integrity and system security.

Advantages and Disadvantages

Advantages: - Low power consumption enables longer