HT9200A HT9200

DTMF tone generator IC for MCU interfaces, producing 16 dual tones and 8 single tones from the DTMF pin over a serial interface.

✓16 dual tones
✓8 single tones
✓Serial MCU interface
✓DTMF pin output
✓For telephone-line control

●In StockSKU: AS-4CX1RDP9

💻 Product Overview

The HT9200A is a DTMF tone generator IC built for MCU interfaces, letting a microcontroller command 16 dual tones and 8 single tones from the DTMF pin. It is intended for engineers and makers building telephone-linked control, security, or home automation circuits. The serial interface keeps the connection to the host MCU simple.

✨ Key Features

MCU control: A microcontroller instructs the chip to produce the required tones.
Dual and single tones: Generates 16 dual tones and 8 single tones from the DTMF pin.
Serial mode: The HT9200A uses a serial interface to the host controller.
Application range: Suited to security systems, home automation, remote control over telephone lines, and communication systems.

🇱🇧 Why Buy from Technodel?

🚚 Delivery Across Lebanon — 1-3 business days to all regions
🛡️ Warranty — as stated on this product page, plus 30-day returns with a full refund
💬 WhatsApp Support — ask us anything before or after you order
💵 Cash on Delivery — pay when the order reaches you

🛒 Frequently Bought Together

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❓ Common Questions

Real questions customers ask about this product — delivery, warranty, payments & compatibility.

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