TDA9875A Philips Semiconductors, TDA9875A Datasheet - Page 7

• Manufacturer Part Number: TDA9875A
• Description: Digital TV Sound Processor DTVSP
• Manufacturer: Philips Semiconductors

Philips Semiconductors
5
1999 Dec 20
SYMBOL
PCLK
NICAM
ADDR1
SCL
SDA
V
V
I
P1
SIF2
V
SIF1
ADDR2
V
V
CRESET
V
XTALI
XTALO
P2
SYSCLK
SCK
WS
SDO2
SDO1
SDI2
SDI1
TEST1
MONOIN
TEST2
EXTIR
EXTIL
SCIR1
SCIL1
V
SCIR2
SCIL2
V
ref
SSA1
DEC1
ref1
SSD1
DDD1
SSD4
SSD3
DEC2
Digital TV Sound Processor (DTVSP)
PINNING
TDA9875A
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
1
2
3
4
5
6
7
8
9
PIN
TDA9875AH
57
58
59
60
61
62
63
64
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
2
3
4
5
6
7
8
9
TYPE
PIN
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
S
S
S
S
S
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
(1)
NICAM clock output at 728 kHz
serial NICAM data output at 728 kHz
I
I
I
supply ground 1; analog front-end circuitry
supply voltage decoupling 1; analog front-end circuitry
resistor for reference current generator; analog front-end circuitry
general purpose input/output pin 1
sound IF input 2
reference voltage 1; analog front-end circuitry
sound IF input 1
I
supply ground 1; digital circuitry
digital supply voltage 1; digital circuitry
capacitor for Power-on reset
supply ground 4; digital circuitry
crystal oscillator input
crystal oscillator output
general purpose input/output pin 2
system clock output
I
I
I
I
I
I
test pin 1; connected to V
audio mono input
test pin 2; connected to V
external audio input right channel
external audio input left channel
SCART 1 input right channel
SCART 1 input left channel
supply ground 3; digital circuitry
SCART 2 input right channel
SCART 2 input left channel
supply voltage decoupling 2; audio analog-to-digital converter
circuitry
2
2
2
2
2
2
2
2
2
2
C-bus slave address input 1
C-bus clock input
C-bus data input/output
C-bus slave address input 2
S-bus clock input/output
S-bus word select input/output
S-bus data output 2 (I
S-bus data output 1 (I
S-bus data input 2 (I
S-bus data input 1 (I
7
2
2
S2 input)
S1 input)
2
2
S2 output)
S1 output)
DESCRIPTION
SSD1
SSD1
for normal operating mode
for normal operating mode
Product specification
TDA9875A