STEVAL-CCA018V1 STMicroelectronics, STEVAL-CCA018V1 Datasheet - Page 9

• Manufacturer Part Number: STEVAL-CCA018V1
• Description: EVAL BOARD A/D TS4657
• Manufacturer: STMicroelectronics
• Type: Other Power Managementr

Specifications of STEVAL-CCA018V1

• Design Resources: STEVAL-CCA018V1 BOM STEVAL-CCA018V1 Schematic
• Featured Product: STM32 Cortex-M3 Companion Products
• Main Purpose: Audio, Audio Processing
• Embedded: No
• Utilized Ic / Part: TS4657
• Primary Attributes: I²S, Right- or Left- Justified
• Secondary Attributes: 3 V ~ 5.5 V Supply
• Interface Type: I2C
• Operating Supply Voltage: 3 V to 5.5 V
• Product: Power Management Development Tools
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: TS4657
• Other names: 497-10735

TS4657
3.4
THD+N: total harmonic distortion and noise-to signal-ratio is expressed in dB. It is given by:
where VH
SINAD: signal and noise distortion is expressed in dB. The equation is given by:
DR: dynamic range is expressed in dB, with the following equation:
Digital filter characteristics
Table 8.
Symbol
-
-
-
i
Passband edge (-3 dB)
Passband ripple f < 0.45 Fs
Stopband attenuation f > 0.55 Fs
is the rms value of the harmonic components.
V
CC
= 3.3 V T= 25° C (unless otherwise specified)
THD
SINAD
Parameter
+
N
DR
dB
dB
dB
=
=
10
=
10
log
10
log
log
------------------------------------------------
i
i
------------------------------------------------
=
∑
k
=
∑
k
2
i
----------------------
2
V
VH
=
∑
k
VH
V
noise
1
V
outrms
VH
i
outrms
2
i
2
+
+
2
i
2
V
V
2
noise
noise
2
2
Min.
2
-50
Electrical characteristics
0.48Fs
Typ.
+/- 0.1
Max.
Unit
dB
dB
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