MC145027DW

Teilpunkte

• The MC145027DW is a dual tone multi-frequency (DTMF) receiver integrated circuit. It is capable of detecting and decoding tones generated by telephone keypads, making it useful for applications such as telephone switching systems, remote controls, and security systems. The chip features low power consumption and can detect tones from both a standard telephone dial and a keypad.

• Equivalent

  MC145027DW chip is the equivalent of HT9200A chip, and HT9200B chip.

• Features

  - CMOS dialer interface circuit - Generates DTMF signals - Low power consumption - Can be programmed through a serial interface - Supports 4-bit data bus - Can generate both DTMF and loop-disconnect signals - Operates with a 3V to 5.5V power supply voltage - Available in a 20-pin SOIC package

• Pinout

  MC145027DW is a DIP-28 package with 28 pins. It is a dual-tone multi-frequency (DTMF) transceiver used for decoding and encoding DTMF signals in telecommunication systems. It can detect and generate frequencies from 697 to 1633 Hz.

• Manufacturer

  The MC145027DW is manufactured by ON Semiconductor. ON Semiconductor is a multinational semiconductor supplier company that designs, manufactures, and markets a wide range of products including power management, signal processing, logic, and discrete components for various industries. They are known for their high-quality semiconductor solutions and innovative technology.

• Application Field

  The MC145027DW is commonly used in applications where secure communication is required, such as in garage door openers, security systems, and remote control systems. It is also used in wireless communication devices, such as keyless entry systems and remote car starters.

• Package

  The MC145027DW is a SOIC package (Small Outline Integrated Circuit), with a dual in-line 16-pin form factor. The size of the chip is 0.25 inches wide and 0.4 inches long.