Description

The UPD17015GS-546-GJG-E1 is a super low-voltage 4-bit single-chip microcontroller designed for digital tuning applications. It features a prescaler that can operate at frequencies up to 220 MHz, a PLL synthesizer, and an LCD controller/driver, all configured in one chip. The microcontroller adopts a 17K architecture which allows data memory to be manipulated directly without accumulators, enhancing programming efficiency. It operates at low voltages (VDD = 1.8 to 3.6 V), making it ideal for controlling portable, battery-powered units such as portable radios, headphone stereo sets, and radio-cassette players.

Specifications and features

• 17K architecture: General registers
• Program memory (ROM): 3K bytes (1528 × 16 bits)
• Data memory (RAM): 97 × 4 bits
• General-purpose I/O ports: 12
• Minimum required peripheral hardware is built into the chip.
• LCD controller/driver: 9 segments × 4 commons
• PLL frequency synthesizer and 220-MHz (MAX.) prescaler
• Clock generator port
• Low-voltage operation: VDD = 1.8 to 3.6 V (TA = –10 to +50 °C)

Application Scenarios

The UPD17015GS-546-GJG-E1 microcontroller is widely used in various digital tuning applications. It can be applied to control portable, battery-powered units such as portable radios, headphone stereo sets, and radio-cassette players. Additionally, its low-voltage operation makes it suitable for other battery-powered devices.

Comparison

• Super low-voltage operation
• Integrated prescaler, PLL synthesizer, and LCD controller/driver
• Efficient programming with 17K architecture
• Wide range of general-purpose I/O ports
• Included clock generator port

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