This part is a kind of semiconductor called 34017-1P.

Function of this product has MC34017-1P.

Manufacturers : Motorola

Image and pinout :

Some of the text within the PDF file :

Order this document by MC34017/D MC34017 Telephone Tone Ringer Bipolar • • • • • • • TELEPHONE TONE RINGER BIPOLAR LINEAR/I2L SEMICONDUCTOR TECHNICAL DATA Linear/I2L Complete Telephone Bell Replacement Circuit with Minimum External Components On–Chip Diode Bridge and Transient Protection Direct Drive for Piezoelectric Transducers Push Pull Output Stage for Greater Output Power Capability Base Frequency Options – MC34017–1: 1.0 kHz – MC34017–2: 2.0 kHz – MC34017–3: 500 Hz Input Impedance Signature Meets Bell and EIA Standards Rejects Rotary Dial Transients 8 1 D SUFFIX PLASTIC PACKAGE CASE 751 8 1 Typical Application 160 k C 15 k 2.2 µF 3.0 V 5 RS AC1 1 RO1 2 MC34017–X 1.0 µF Tip 6.8 k AC1 1 RO1 2 RO2 3 RI 4 RI 4 RO2 3 P SUFFIX PLASTIC PACKAGE CASE 62 [ ... ]

34017-1P PDF Datasheet Download