TDA9875A Просмотр технического описания (PDF) - Philips Electronics
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производитель
TDA9875A Datasheet PDF : 96 Pages
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Philips Semiconductors
Digital TV Sound Processor (DTVSP)
Product specification
TDA9875A
SYMBOL
PIN
PIN
TDA9875A TDA9875AH TYPE(1)
DESCRIPTION
Vref(p)
39
31
− positive reference voltage; audio analog-to-digital converter
circuitry
Vref(n)
40
32
− reference voltage ground; audio analog-to-digital converter
circuitry
i.c.
41
33
− internally connected; note 2
i.c.
42
34
− internally connected; note 3
VSSA2
43
i.c.
44
i.c.
45
35
S supply ground 2; audio analog-to-digital converter circuitry
36
− internally connected; note 3
37
− internally connected; note 2
Vref2
46
SCOR1
47
38
− reference voltage 2; audio analog-to-digital converter circuitry
39
O SCART 1 output right channel
SCOL1
48
40
O SCART 1 output left channel
VSSD2
49
VSSA4
50
SCOR2
51
41
S supply ground 2; digital circuitry
42
S supply ground 4; audio operational amplifier circuitry
43
O SCART 2 output right channel
SCOL2
52
44
O SCART 2 output left channel
Vref3
53
45
− reference voltage 3; audio digital-to-analog converter and
operational amplifier circuitry
PCAPR
54
46
− post-filter capacitor pin right channel; audio digital-to-analog
converter
PCAPL
55
47
− post-filter capacitor pin left channel; audio digital-to-analog
converter
VSSA3
56
AUXOR
57
48
S supply ground 3; audio digital-to-analog converter circuitry
49
O headphone (Auxiliary) output right channel
AUXOL
58
50
O headphone (Auxiliary) output left channel
VDDA
59
MOR
60
51
S analog supply voltage; analog circuitry
52
O loudspeaker (Main) output right channel
MOL
61
53
O loudspeaker (Main) output left channel
LOL
62
54
O line output left channel
LOR
63
55
O line output right channel
VDDD2
64
56
S digital supply voltage 2; digital circuitry
Notes
1. Pin type: I = input, O = output, S = supply.
2. Test pin: CMOS level input; pull-up resistor; can be connected to VSS.
3. Test pin: CMOS 3-state stage; can be connected to VSS.
1999 Dec 20
8
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