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UPD78334LQ-020 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
UPD78334LQ-020NEC492Yes

UPD78334LQ-020** is a microcontroller manufactured by **NEC** (now part of Renesas Electronics).

The UPD78334LQ-020 is a microcontroller manufactured by NEC (now part of Renesas Electronics). Below are its key specifications, descriptions, and features:

Manufacturer: NEC (Renesas Electronics)

Part Number: UPD78334LQ-020

Category: 8/16-bit Microcontroller

Key Specifications:

  • Architecture: 8/16-bit (78K0 series)
  • CPU Core: 78K0
  • Clock Speed: 20 MHz (indicated by "-020" suffix)
  • Operating Voltage: 2.7V to 5.5V
  • Program Memory (ROM): 32 KB
  • RAM: 1 KB
  • Data Flash: None (varies by model)
  • I/O Ports: Multiple general-purpose I/O pins
  • Timers: 16-bit timers, watchdog timer
  • Serial Interfaces: UART, I²C, or similar (varies by variant)
  • ADC: 10-bit ADC (number of channels varies)
  • Package: LQFP (Low-profile Quad Flat Package)
  • Operating Temperature: -40°C to +85°C (industrial range)

Features:

  • Low-power operation suitable for battery-powered applications.
  • On-chip debugging support.
  • High-speed processing with 20 MHz clock frequency.
  • Flexible I/O configurations.
  • Robust industrial-grade reliability.

Applications:

  • Consumer electronics
  • Industrial control systems
  • Automotive subsystems
  • Embedded control applications

For exact pinout, peripheral details, and application notes, refer to the official NEC (Renesas) datasheet for the UPD78334LQ-020.

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