27/40

TDA7500A

SAMPLE RATE CONVERTER

RDS TIMING

The RDS block adhere to the timings defined by the RDS standard EN50067. More information are also available in the dedicated Appllication

Note.

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

THD+N

Total Harmonic Distortion +

Noise

20Hz to 20kHz, Full Scale, 16 bit inp.

-98

dB

20Hz to 20kHz, Full Scale, 20 bit inp.

-101

dB

1 kHz

Full Scale, 16 bit inp.

-98

dB

10 kHz

Full Scale, 16 bit inp.

-98

dB

1 kHz

Full Scale, 20 bit inp.

-109

dB

10 kHz

Full Scale, 20 bit inp

-102

dB

DR

Dynamic Range

1 kHz -60 dB - 16 bit inp.,A-Weighted

98

dB

1 kHz -60 dB - 20 bit inp.,A-Weighted

120

dB

IPD

Interchannel Phase Deviation

0

Degree

Cutoff Frequency

@ -3 dB

20

Hz

Pass Band Ripple

from 0 to 20kHz

-0.05

+0.05

dB

Stopband Attenuation

@24.1kHz

-105

dB

Group Delay

Fsout = 44.1 kHz

612

µs

0.7

1.05

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

Crystal Frequency

First mode

-

8.55

-

MHz

Second mode

-

8.664

-

MHz

RDS SPI Bit Clock

--

ns

SPI Disable time between 2

transfers

--

ns