Philips Semiconductors
Satellite Demodulator and Decoder
(SDD3)
Product specification
TDA8083
SYMBOL
PIN
VDDD5
41
VSSD8
42
VDDD6
43
VDDD7
44
PDO7
45
n.c.
46
VSSD9
47
PDOERR
48
PDOVAL
49
PDOSYNC
50
VSSD10
51
SCL
52
SDA
53
INT
54
A0
55
RSLOCK
56
VLOCK
57
DLOCK
58
VDDD8
59
VDDD9
60
TEST
61
TRST
62
TCK
63
SCLT
64
SDAT
65
VDDD10
66
VSSD11
67
VSSD12
68
TMS
69
TDO
70
TDI
71
VDDD11
72
VSSD13
73
VSSD(AD)
74
VDDD(AD)
75
Vref(B)
76
VSSA1
77
QA
78
Vref(Q)
79
IA
80
VSSA2
81
1999 Jul 28
I/O
DESCRIPTION
−
digital supply voltage 5 (core and input periphery)
−
digital ground 8 (core and input periphery)
−
digital supply voltage 6 (core and input periphery)
−
digital supply voltage 7 (output periphery)
O parallel data output (bit 7)
−
not connected
−
digital ground 9 (core and input periphery)
O transport error indicator output
O data valid indicator output
O transport packet synchronization pulse output
−
digital ground 10 (output periphery)
I
serial clock of I2C-bus input; note 1
I/O serial data of I2C-bus input or output; note 1
O interrupt output (active LOW); note 1
I
I2C-bus hardware address input
O Reed-Solomon lock indicator output
O Viterbi lock indicator output
O demodulator lock indicator output
−
digital supply voltage 8 (core and input periphery)
−
digital supply voltage 9 (core and input periphery)
I
test pin (normally connected to ground)
I
BST optional asynchronous reset input (normally connected to ground)
I
BST dedicated test clock input (normally connected to ground)
O
serial clock of I2C-bus loop-through output; note 1
I/O serial data of I2C-bus loop-through input or output; note 1
−
digital supply voltage 10 (core and input periphery)
−
digital ground 11 (output periphery)
−
digital ground 12 (core and input periphery)
I
BST control signal input (normally connected to ground)
O BST serial test data output
I
BST serial test data input (normally connected to ground)
−
digital supply voltage 11 (core and input periphery)
−
digital ground 13 (core and input periphery)
−
digital ground ADC
−
digital supply ADC
O bottom reference voltage output for ADC
−
analog ground 1
I
analog input Q
O AGC decoupling output (Q path)
I
analog input I
−
analog ground 2
7