TDA7719 STMicroelectronics, TDA7719 Datasheet - Page 5

no-image

TDA7719

Manufacturer Part Number
TDA7719
Description
IC AUDIO PROCESSOR CAR 28-TSSOP
Manufacturer
STMicroelectronics
Type
Audio Processorr
Series
-r
Datasheet

Specifications of TDA7719

Applications
Radio
Mounting Type
Surface Mount
Package / Case
28-TSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TDA7719
Manufacturer:
ST
Quantity:
2 401
Part Number:
TDA7719
Manufacturer:
ST
0
Part Number:
TDA7719
Manufacturer:
ST
Quantity:
20 000
Part Number:
TDA7719TR
Manufacturer:
ST
Quantity:
20 000
Part Number:
TDA7719TR
0
TDA7719
List of figures
Figure 1.
Figure 2.
Figure 3.
Figure 4.
Figure 5.
Figure 6.
Figure 7.
Figure 8.
Figure 9.
Figure 10.
Figure 11.
Figure 12.
Figure 13.
Figure 14.
Figure 15.
Figure 16.
Figure 17.
Figure 18.
Figure 19.
Figure 20.
Figure 21.
Figure 22.
Figure 23.
Block circuit diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Pin connection (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
QD and FD configuration of QD4/FD4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Block diagram of mixing stage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Loudness attenuation @ fP = 400 Hz. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Loudness center frequencies @ Attn. = 15 dB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Loudness attenuation, f
SoftMute timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Bass Control @ fc = 80 Hz, Q = 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Bass center frequencies @ gain = 14 dB, Q = 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Bass quality factors @ gain = 14 dB, f
Bass normal and DC mode @ Gain = 14 dB, f
Middle control @ fc = 1 kHz, Q = 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Middle center frequencies @ gain = 14d B, Q = 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Middle quality factors @ gain = 14 dB, f
Treble Control @ fc = 17.5 kHz. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Treble center frequencies @ gain = 14 dB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Subwoofer control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
DC offset detection circuit (simplified) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Test circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Switching characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
I
TSSOP28 mechanical data and package dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
2
C timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
c
=2.4 kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Doc ID 13698 Rev 4
c
= 80 Hz. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
c
= 1 kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
c
= 80 Hz . . . . . . . . . . . . . . . . . . . . . . . . . . 20
List of figures
5/46

Related parts for TDA7719