tda9870ah NXP Semiconductors, tda9870ah Datasheet - Page 6

• Manufacturer Part Number: tda9870ah
• Description: Digital Tv Sound Processor Dtvsp
• Manufacturer: NXP Semiconductors

Philips Semiconductors
4
1999 Dec 20
handbook, full pagewidth
Digital TV Sound Processor (DTVSP)
The pin numbers given in parenthesis refer to the TDA9870AH version.
BLOCK DIAGRAM
CRESET
SYSCLK
ADDR1
ADDR2
V DDD1
V DDD2
V SSD1
V SSD2
V SSD3
V SSD4
XTALO
TEST1
TEST2
SDO1
SDO2
XTALI
SDI1
SDI2
SDA
SCK
SCL
WS
P1
P2
13 (5)
9 (1)
20 (12)
3 (59)
4 (60)
5 (61)
18 (10)
19 (11)
21 (13)
27 (19)
26 (18)
25 (17)
24 (16)
22 (14)
23 (15)
15 (7)
64 (56)
14 (6)
49 (41)
35 (27)
17 (9)
16 (8)
28 (20)
30 (22)
IDENTIFICATION
INTERFACE
DETECTION
INTERFACE
I
I
CLOCK
DIGITAL
SUPPLY
2
2
PEAK
TEST
C-BUS
S-BUS
Fig.1 Block diagram.
MOL
SELECT
DIGITAL
DAC (2)
(53)
61
SIF2
AUDIO PROCESSING
MOR
10 (2)
DEMODULATION
INPUT SWITCH
A2/SATELLITE
(52)
60
DECODER
AGC, ADC
FM (AM)
ADJUST
LEVEL
6
AUXOL
ADC (2)
DAC (2)
DAC (2)
(50)
58
SIF1
12 (4)
AUXOR
(49)
57
( TDA9870AH )
SUPPLY
SCART,
CROSSBAR
SOUND IF
DAC,
TDA9870A
ANALOG
ADC
SWITCH
SUPPLY
(SIF)
(25) 33
(26) 34
(28) 36
(29) 37
(23) 31
(24) 32
(21) 29
(39) 47
(40) 48
(43) 51
(44) 52
(55) 63
(54) 62
(33) 41
(34) 42
(36) 44
(37) 45
(46) 54
(47) 55
(51) 59
(30) 38
(31) 39
(32) 40
(38) 46
(45) 53
(35) 43
(48) 56
(42) 50
MHB593
(63) 7
(62) 6
(64) 8
(57) 1
(58) 2
(3) 11
Product specification
i.c.
i.c.
i.c.
i.c.
i.c.
i.c.
PCAPR
PCAPL
V DDA
V DEC2
V ref(p)
V ref(n)
V ref2
V ref3
V SSA2
V SSA3
V SSA4
V DEC1
V SSA1
V ref1
I ref
SCIR1
SCIL1
SCIR2
SCIL2
EXTIR
EXTIL
MONOIN
SCOR1
SCOL1
SCOR2
SCOL2
LOR
LOL
TDA9870A