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MK3870/20 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
MK3870/20MOSTEK/ST116Yes

Manufacturer:** MOSTEK/ST **Part Number:** MK3870/20 ### **Specifications:** - **Type:** Microcontroller (8-bit) - **Architecture:** NMOS technology - **Clock Speed:** 2 MHz - **Instruction Set:** ST6 core (compatible with MOSTEK MK3870 fa

Manufacturer: MOSTEK/ST

Part Number: MK3870/20

Specifications:

  • Type: Microcontroller (8-bit)
  • Architecture: NMOS technology
  • Clock Speed: 2 MHz
  • Instruction Set: ST6 core (compatible with MOSTEK MK3870 family)
  • Program Memory (ROM): 2 KB
  • RAM: 64 bytes
  • I/O Ports: 20 pins (configurable for input/output)
  • Timers: 8-bit timer/counter
  • Interrupts: Single-level interrupt capability
  • Operating Voltage: 5V ±10%
  • Package: 28-pin DIP (Dual In-line Package)

Descriptions:

The MK3870/20 is an 8-bit microcontroller from MOSTEK/ST, designed for embedded control applications. It features an efficient ST6-based architecture with integrated ROM and RAM, making it suitable for industrial and consumer electronics.

Features:

  • Low-power NMOS design
  • On-chip oscillator (requires external crystal or RC network)
  • Single 5V power supply
  • Simple instruction set for easy programming
  • Durable 28-pin DIP package
  • Industrial temperature range (-40°C to +85°C)

This microcontroller was commonly used in early embedded systems, including automotive, appliances, and simple control applications.

*(Note: This part may be obsolete; verify availability with manufacturers or distributors.)*

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