UDA1343TT NXP Semiconductors, UDA1343TT Datasheet - Page 20

• Manufacturer Part Number: UDA1343TT
• Manufacturer: NXP Semiconductors

Specifications of UDA1343TT

• Single Supply Voltage (typ): 3V
• Single Supply Voltage (min): 2.4V
• Single Supply Voltage (max): 3.6V
• Package Type: TSSOP
• Lead Free Status / RoHS Status: Not Compliant

Philips Semiconductors
ADC
A 1-bit value to set the ADC I
Table 16 ADC output select
M
An 8-bit value to program the left and right channel master volume attenuation (VC5 to VC0). The range is 0 dB to
in steps of 0.25 dB (see Table 17).
Table 17 Master volume control: volume settings interpolator core
S
A 2-bit value to set the number of samples for the digital
silence detector circuit.
Table 18 Silence detector settings
2001 Jul 25
VC7
ILENCE DETECTOR SAMPLES SETTING
ASTER VOLUME CONTROL
Economy audio CODEC with features
0
0
0
0
0
0
1
1
1
1
1
1
1
1
ADC_OUT_SELECT1
OUTPUT SELECTOR
SDET1
VC6
0
0
1
1
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
1
1
VC5
0
0
0
0
0
0
0
0
0
0
0
1
1
1
VC4
0
0
0
0
0
0
0
1
1
1
1
0
0
1
SDET0
0
1
0
1
2
S-bus output signal, being either before or after the mixer volume control and mute.
VC3
0
0
0
0
0
1
1
0
0
1
1
0
0
1
ADC_OUT_SELECT0
VC2
0
1
1
1
1
0
1
0
1
0
1
0
1
1
19600 samples
3200 samples
4800 samples
9600 samples
FUNCTION
0
1
0
1
VC1
0
0
0
1
1
0
0
0
0
0
0
0
0
1
VC0
0
0
1
0
1
0
0
0
0
0
0
0
0
1
20
digital output before the ADC volume and mute
digital output after ADC volume control and mute
digital output after the mixer
not used
S
A 1-bit value to enable or disable the digital silence
detection signal.
Table 19 Silence detector control setting
ILENCE DETECTOR ENABLE SETTING
SDET_ON
0
1
VOLUME (dB)
FUNCTION
0.25
0.75
-
-
0.5
0
0
50
52
54
57
60
66
:
1
silence detector disabled
silence detector enabled
UDA1343TT
Product specification
FUNCTION
dB