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TMP82C79P-2 from TOSHIBA

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TMP82C79P-2

Manufacturer: TOSHIBA, TOS, TOSH

PROGRAMMABLE KEYBOARD / DISPLAY INTERFACE

Partnumber Manufacturer Quantity Availability
TMP82C79P-2,TMP82C79P2 TOSHIBA, TOS, TOSH 46086 In Stock

Description and Introduction

PROGRAMMABLE KEYBOARD / DISPLAY INTERFACE The TMP82C79P-2 is a keyboard/display controller manufactured by Toshiba. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Manufacturer:** Toshiba (TOS)  
- **Part Number:** TMP82C79P-2  
- **Type:** Keyboard/Display Controller  
- **Package:** Plastic DIP (Dual In-line Package)  
- **Operating Voltage:** 5V  
- **Technology:** CMOS  
- **Interface:** Parallel  
- **Operating Temperature Range:** Commercial (0°C to +70°C)  

### **Descriptions:**  
- The TMP82C79P-2 is a programmable keyboard and display interface controller designed for microprocessor-based systems.  
- It supports keyboard scanning and display driving functions, reducing the need for additional components in embedded systems.  
- It includes features such as debounce logic for keyboard inputs and multiplexed display driving.  

### **Features:**  
- **Keyboard Interface:**  
  - Scans up to a 64-key matrix (8x8)  
  - Built-in debounce circuitry for key inputs  
  - Supports 2-key lockout or N-key rollover modes  
- **Display Interface:**  
  - Drives up to 16 digits of 7-segment LED displays  
  - Multiplexed display output with programmable scan rate  
  - Right- or left-entry display modes  
- **Programmable Modes:**  
  - Configurable for different keyboard and display requirements  
  - Interrupt output for key detection  
- **Low Power Consumption:**  
  - CMOS technology ensures efficient power usage  

This information is based solely on the available technical data for the TMP82C79P-2. No additional guidance or recommendations are included.

Application Scenarios & Design Considerations

PROGRAMMABLE KEYBOARD / DISPLAY INTERFACE

Alternative Part Number

  • HD63C79P --: Pin-compatible CMOS programmable keyboard/display controller with similar functionality and timing, direct functional replacement.
  • MSM82C79P-2 --: Second-source CMOS 8279-type keyboard/display controller with comparable speed grade and pinout.
  • CP82C79-2 --: CMOS programmable keyboard/display interface controller offering equivalent features and compatible timing.
  • UPD71079C --: CMOS programmable keyboard/display controller functionally compatible with the 82C79 family, usable with minor timing verification.

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