TDA7403D STMicroelectronics, TDA7403D Datasheet - Page 20

• Manufacturer Part Number: TDA7403D
• Description: IC PROCESSOR BASIC SIGNAL SO-20
• Manufacturer: STMicroelectronics
• Type: Car Signal Processorr

Specifications of TDA7403D

• Applications: Automotive Systems
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TDA7403
Bass & Treble Attenuation
For example 12dB Treble and -8dB Bass give the following DATA BYTE : 0 0 1 1 1 0 0 1.
Bass & Treble Filter Characteristics
For example Treble center frequency = 15kHz, Bass center frequency = 100Hz, Bass Q = 1 and DC = 0dB give the following DATA BYTE: 1
0 0 0 1 1 1 0
20/25
MSB
MSB
D7
D7
0
0
0
0
1
1
1
1
1
:
:
D6
D6
0
0
1
1
1
1
0
0
0
1
:
:
D5
D5
0
0
1
1
1
1
0
0
1
0
0
1
1
:
:
D4
D4
0
1
0
1
1
0
1
0
1
0
1
0
1
:
:
D3
D3
0
0
0
0
1
1
1
1
0
0
1
1
1
:
:
D2
D2
0
0
1
1
1
1
0
0
0
1
0
1
1
:
:
D1
D1
0
0
1
1
1
1
0
0
0
0
1
1
:
:
LSB
LSB
D0
D0
0
1
0
1
1
0
1
0
0
1
0
1
:
:
Treble Steps
-14dB
-12dB
:
-2dB
+2dB
:
+12dB
+14dB
Bass Steps
-14dB
-12dB
:
-2dB
+2dB
:
+12dB
+14dB
Treble
Center Frequency = 10 KHz
Center Frequency = 12.5 KHz
Center Frequency = 15 KHz
Center Frequency = 17.5 KHz
Bass
Center Frequency = 60 Hz
Center Frequency = 70 Hz
Center Frequency = 80 Hz
Center Frequency = 100Hz
Center Frequency = 150Hz
Quality factor = 1
Quality factor = 1.25
Quality factor = 1.5
Quality factor = 2
DC-Gain = 0dB
DC-Gain = 4.4dB
must be "1"
0dB
0dB
0dB
0dB
BASS & TREBLE ATTENUATION
BASS & TREBLE FILTER