E-TDA7342N STMicroelectronics, E-TDA7342N Datasheet - Page 15

• Manufacturer Part Number: E-TDA7342N
• Description: IC AUDIO PROCESSOR 32-LQFP
• Manufacturer: STMicroelectronics
• Type: Audio Processorr

Specifications of E-TDA7342N

• Mounting Type: Surface Mount
• Package / Case: 32-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Applications: -
• Lead Free Status / Rohs Status: Compliant

TDA7342
Table 9.
An additional direct mute function is included in the speaker attenuators.
Note 4: Bass cut for very low frequencies; should not be used at +16 and +18dB bass boost (DC gain)
Table 10.
For example an attenuation of 25dB on a selected output is given by: X X X1 0 1 0 0
Table 11.
MSB
MSB
D7
MSB
0
1
D7
D7
X
X
X
X
X
X
X
X
X
X
X
X
X
D6
1
1
D6
D6
Mute
Speaker attenuators
Bass/Treble
X
X
X
X
X
X
X
X
X
X
X
X
X
D5
0
1
D5
D5
X
X
X
X
X
X
X
X
X
X
X
X
X
D4
D3
D4
D4
0
0
1
1
1
(LF, LR, RF, RR)
D2
D3
D3
0
1
0
1
1
0
0
D1
LSB
D2
D2
D0
0
0
0
0
1
1
1
1
1
0
0
40mV ZC Window threshold (WIN = 10)
20mV ZC Window threshold (WIN = 11)
Non symmetrical bass cut (note 4)
Symmetrical bass cut
D1
D1
0
0
0
0
1
1
0
0
1
1
1
LSB
LSB
D0
D0
1
0
1
1
0
1
0
1
0
0
1
Software specification
Function
Speaker mute
1.25dB step
10dB step
Treble step
Function
Function
-1.25dB
-3.75dB
-6.25dB
-8.75dB
-2.5dB
-7.5dB
-10dB
-20dB
-30dB
-14dB
-12dB
-5dB
0dB
0dB
15/20