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ST90T158M9LVQ1 from ST,ST Microelectronics

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ST90T158M9LVQ1

Manufacturer: ST

8/16-BIT MICROCONTROLLER (MCU) WITH 16 TO 64K ROM, OTP OR EPROM, 512 TO 2K RAM

Partnumber Manufacturer Quantity Availability
ST90T158M9LVQ1 ST 1876 In Stock

Description and Introduction

8/16-BIT MICROCONTROLLER (MCU) WITH 16 TO 64K ROM, OTP OR EPROM, 512 TO 2K RAM The part **ST90T158M9LVQ1** is manufactured by **STMicroelectronics (ST)**. Below are the factual details from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** STMicroelectronics (ST)  
- **Part Number:** ST90T158M9LVQ1  
- **Core:** ST90 (8/16-bit microcontroller core)  
- **CPU Speed:** Up to 24 MHz  
- **Program Memory (Flash):** 128 KB  
- **RAM:** 6 KB  
- **Operating Voltage:** 3.0V to 5.5V  
- **Package:** LQFP (Low-profile Quad Flat Package)  
- **I/O Pins:** 80  
- **Timers:** Multiple timers including watchdog, PWM, and real-time clock  
- **Communication Interfaces:** UART, SPI, I²C  
- **ADC:** 10-bit ADC (if applicable)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**
- The **ST90T158M9LVQ1** is an 8/16-bit microcontroller based on the **ST90 core**, designed for embedded applications requiring moderate processing power and low power consumption.  
- It integrates **128 KB of Flash memory** and **6 KB of RAM**, making it suitable for industrial, automotive, and consumer applications.  
- The microcontroller supports multiple communication protocols and features a wide operating voltage range, enhancing flexibility in various designs.  

### **Features:**
- **High-performance ST90 core** with 8/16-bit architecture  
- **Low-power operation** with multiple power-saving modes  
- **On-chip Flash memory** for program storage  
- **Multiple communication interfaces** (UART, SPI, I²C)  
- **Wide operating voltage range** (3.0V to 5.5V)  
- **Industrial-grade temperature range** (-40°C to +85°C)  
- **Rich peripheral set** including timers, PWM, and ADC  

For exact pin configurations and additional technical details, refer to the official **STMicroelectronics datasheet** for **ST90T158M9LVQ1**.

Application Scenarios & Design Considerations

8/16-BIT MICROCONTROLLER (MCU) WITH 16 TO 64K ROM, OTP OR EPROM, 512 TO 2K RAM

Alternative Part Number

  • SPC560B60L5 --: ST automotive-grade 32-bit MCU from the SPC5 family, offering comparable performance and automotive qualification as a functional alternative.
  • R5F10PGJ --: Automotive 16/32-bit microcontroller with similar peripheral set and automotive qualification, suitable as a cross-vendor replacement.
  • CYT2B75CADQ0AZSGS --: Automotive Traveo II microcontroller with comparable core performance and automotive-grade reliability for similar applications.
  • SPC560B50L3 --: Automotive-grade 32-bit Power Architecture MCU from ST's SPC5 family, similar core class and automotive qualification, suitable as a functional substitute in many embedded control designs.
  • MPC5604B --: Freescale/NXP automotive Power Architecture microcontroller with comparable performance and peripheral set, widely used as a cross-vendor alternative for ST automotive MCUs.
  • R5F10PLG --: Automotive 16/32-bit RL78-family MCU offering similar low-power operation and automotive qualification, usable as an alternative when re-evaluating the platform.

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