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TMP47C443M from TOSHIBA

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TMP47C443M

Manufacturer: TOSHIBA, TOS

CMOS 4-BIT MICROCONTROLLER

Partnumber Manufacturer Quantity Availability
TMP47C443M TOSHIBA, TOS 445 In Stock

Description and Introduction

CMOS 4-BIT MICROCONTROLLER The TMP47C443M is a 4-bit single-chip microcontroller manufactured by Toshiba. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Manufacturer:** TOSHIBA  
### **Part Number:** TMP47C443M  

### **Specifications:**  
- **Architecture:** 4-bit microcontroller  
- **ROM (Program Memory):** 4K bytes (mask ROM)  
- **RAM (Data Memory):** 256 × 4 bits  
- **Clock Frequency:** Up to 4 MHz  
- **I/O Ports:** Multiple I/O lines (exact count depends on application configuration)  
- **Timers:** Built-in timer/counter  
- **Interrupts:** Supports external and internal interrupts  
- **Power Supply Voltage:** Typically operates at 5V  
- **Package Type:** DIP (Dual In-line Package) or other variants depending on model  

### **Descriptions and Features:**  
- Designed for embedded control applications.  
- Includes on-chip ROM and RAM for program and data storage.  
- Features a simple instruction set optimized for control tasks.  
- Low-power consumption suitable for battery-operated devices.  
- Commonly used in consumer electronics, appliances, and industrial control systems.  

For exact pin configurations, electrical characteristics, and application-specific details, refer to the official Toshiba datasheet for the TMP47C443M.

Application Scenarios & Design Considerations

CMOS 4-BIT MICROCONTROLLER

Alternative Part Number

  • UPD78C10AGF --: 8-bit CMOS microcontroller in a similar 4-bit/8-bit embedded control class, often used as a functional substitute in legacy control applications.
  • HD404304S --: 4-bit CMOS microcontroller with comparable I/O and ROM/RAM resources, suitable for replacing the TMP47C443M in embedded control designs.
  • MSM64164 --: 4-bit microcontroller from a different series with similar peripheral set, usable as a cross-vendor alternative for legacy Toshiba 4-bit MCU designs.
  • UPD17145 --: 4-bit microcontroller with comparable I/O and ROM capacity, commonly used as a functional replacement in control applications.
  • HD404054 --: Similar 4-bit MCU architecture with matching peripheral set, suitable drop-in for many TMP47C443M designs.
  • MN1500 --: 4-bit microcontroller family offering equivalent ROM/RAM and I/O configuration for legacy control boards.

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