STMicroelectronics TDA7331
The 3rd harmonic (57kHz) must be less than -40dB with respect to the input signal plus gain. With The RDS (1187.5Hz) ou| Part No. | TDA7331 |
|---|---|
| Datasheet | TDA7331 Download |
| Manufacturer |  STMicroelectronics |
| Description | SINGLE CHIP RDS DEMODULATOR+ FILTER |
| Buy | Stock & Price |
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit VS Supply Voltage Top Operating Temperature Range Tstg Storage Temperature 7 -40 to 85 -55 to 150 V °C °C PIN FUNCTION No pin Name Functional description 1 MPX RDS input signal 2 VREF Reference voltage 3 OSEL Oscillator selector pin: - open, or closed to Vs = quartz oscillator - closed to GND = external driven 4 FILOUT Filter output 5 GND Ground 6 nc Not connected 7 nc Not connected 8 nc Not connected 9 OSCOUT )10 OSCIN t(s11 T57 12 RDCL uc13 RDDA d14 QUAL ro15 ARI lete P16 Vs 17 nc so18 FSEL Ob19 TM t(s) -20 EXTRES ucPIN CONNECTION Oscillator output Oscillator input Testing output pin: 57kHz clock output RDS clock output 1187.5Hz RDS data output Output for signal quality indication (High = good) Output for ARI indication: - high when RDS+ARI are present - high when only ARI is present - low when only RDS is present - undefined when nos signal is present Supply voltage Not connected Frequency selector pin: - 100K to VS = 17.328MHz -...
