TDA7310 STMicroelectronics, TDA7310 Datasheet - Page 6

• Manufacturer Part Number: TDA7310
• Description: Audio DSPs Serial Audio Proc
• Manufacturer: STMicroelectronics

Specifications of TDA7310

• Mounting Style: SMD/SMT
• Package / Case: PQFP-44
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TDA7310
APPLICATION SUGGESTION (see to Test circuit)
Figure 1: Loudness versus Volume Attenuation
6/15
Component
C8 to C11
C1 to C4,
C13, C14
C15, C16
C17, C18
C!9, C20
C5, C7
C12
C21
C22
C6
R1
R2
Recc. Value
100nF
100nF
100nF
5.6k
5.6k
2.2 F
4.7 F
2.2 F
2.7nF
10 F
22 F
THD optimization at low
frequencies
CMRR optimization
differential input
C
< -66 dB
Decoupling Input-Output
if external equalizer is
not used
Loudness characteristic
Bass Filter
(standard T - type)
cut freq. = 100Hz
Treble Filter
REF
SVR optimization
Purpose
Figure 2: Loudness versus Frequency
Smaller than Recc. Value
Worse THD at very low
frequencies
Worse CMRR for ratio not equal to
Better SVR at low
frequencies
Higher cut frequency
(C
LOUD
= 100nF)
Lower cut frequency
Worse SVR at low
frequencies
Larger than
1 2