tda9874h NXP Semiconductors, tda9874h Datasheet - Page 7

• Manufacturer Part Number: tda9874h
• Description: Digital Tv Sound Demodulator/decoder
• Manufacturer: NXP Semiconductors

Philips Semiconductors
5
2000 Jun 26
OUTL
OUTR
V
V
V
V
V
V
TP2
NICAM
TP1
PCLK
ADDR1
V
XTALI
XTALO
TEST2
I
ADDR2
V
V
TEST1
SIF2
V
SIF1
CRESET
V
V
SCL
SDA
SDO
WS
SCK
SYSCLK
V
V
P1
MONOIN
EXTIR
EXTIL
ref
DDA1
SSA1
SSD1
DDD1
SSD2
DDD2
tune
SSA2
DDA2
ref1
SSD3
DDD3
DDD4
SSD4
Digital TV sound demodulator/decoder
PINNING
SYMBOL
PIN
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
39
40
1
2
3
4
5
6
7
8
9
analog output left
analog output right
analog supply voltage 1; DAC circuitry
analog ground supply 1; DAC circuitry
digital ground supply 1; DAC circuitry
digital supply voltage 1; DAC circuitry
digital ground supply 2; Digital Signal Processing (DSP) part
digital supply voltage 2; DSP part
additional test pin 2; connected to V
serial NICAM data output at 728 kHz
additional test pin 1; connected to V
NICAM clock output at 728 kHz
first I
tuning voltage output for crystal oscillator
crystal oscillator input
crystal oscillator output
test pin 2; connected to V
resistor for reference current generation; front-end circuitry
second I
analog ground supply 2; analog front-end circuitry
analog supply voltage 2; analog front-end circuitry
test pin 1; connected to V
sound IF input 2
reference voltage; analog front-end circuitry
sound IF input 1
capacitor for Power-on reset
digital ground supply 3; front-end circuitry
digital supply voltage 3; front-end circuitry
I
I
I
I
I
system clock output
digital supply voltage 4; demodulator circuitry
digital ground supply 4; demodulator circuitry
first general purpose I/O pin
analog mono input
external audio input right channel
external audio input left channel
2
2
2
2
2
C-bus clock input
C-bus data input/output
S-bus serial data output
S-bus word select input/output
S-bus clock input/output
2
C-bus slave address modifier input
2
C-bus slave address modifier input
SSD
SSD
7
for normal operation
for normal operation
SSD
SSD
DESCRIPTION
for normal operation
for normal operation
Product specification
TDA9874H