TDA9875 Philips Semiconductors, TDA9875 Datasheet - Page 7

• Manufacturer Part Number: TDA9875
• Description: Digital TV Sound Processor DTVSP
• Manufacturer: Philips Semiconductors

Philips Semiconductors
5
1998 Feb 13
PCLK
NICAM
ADDR1
SCL
SDA
V
V
I
P1
SIF2
V
SIF1
ADDR2
V
V
CRESET
XTALO
XTALI
V
P2
SYSCLK
SCK
WS
SDO2
SDO1
SDI2
SDI1
TEST1
MONOIN
TEST2
EXTIR
EXTIL
SCIR1
SCIL1
V
SCIR2
SCIL2
V
V
V
ref
SSA1
DDA1
ref1
SSD1
DDD1
tune
SSG
DDA2
ref(p)
ref(n)
Digital TV Sound Processor (DTVSP)
SYMBOL
PINNING
PIN
10
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
39
40
11
1
2
3
4
5
6
7
8
9
supply
supply
supply
supply
supply
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
reference voltage; analog front-end circuitry
sound IF input 1
second I
NICAM clock output at 728 kHz
serial NICAM data output at 728 kHz
first I
I
I
supply ground 1; analog front-end circuitry
analog supply voltage 1; analog front-end circuitry
resistor for reference current generator; analog front-end circuitry
first general purpose I/O pin
sound IF input 2
supply ground 1; digital circuitry
digital supply voltage 1; digital circuitry
capacitor for power-on reset
crystal oscillator output
crystal oscillator input
tuning voltage output for crystal oscillator
second general purpose I/O pin
system clock output
I
I
I
I
I
I
first test pin; connected to V
audio mono input
second test pin; connected to V
external audio input right channel
external audio input left channel
SCART 1 input right channel
SCART 1 input left channel
ground guards; audio analog-to-digital converter circuitry
SCART 2 input right channel
SCART 2 input left channel
analog supply voltage 2; audio analog-to-digital converter circuitry
positive reference voltage; audio analog-to-digital converter circuitry
reference voltage ground; audio analog-to-digital converter circuitry
2
2
2
2
2
2
2
2
C-bus clock
C-bus data
S-bus clock
S-bus word select
S-bus data output 2
S-bus data output 1
S-bus data input 2
S-bus data input 1
2
C-bus slave address modifier
2
C-bus slave address modifier
7
SSD1
SSD1
for normal operation
DESCRIPTION
for normal operation
Preliminary specification
TDA9875