IL2533 Description
IL2533N, IL2533D is CMOS IC, supporting all functions, necessary for design of electronic telephone with high characteristics. Standard application circuit is shown at figure 2. Device includes LD/MF constant automatic dialer, melodies generation, ring frequency identification and high quality circuit for line/speech.
IL2533 Key Features
- 72 dBmp). ─ Actual or plex impedance. ─ Switching LD/MF dialing. ─ Tone damper during programming. ─ Redial of the last
- 280 ms and “R3”
- 375/600 ms. ─ Active RC-filter on chip. ─ Circuit of ring frequency determination. ─ Three-tone melody generator