TDA8044 Datasheet, PDF (7/20 Pages) NXP Semiconductors – Satellite demodulator and decoder

Philips Semiconductors
Satellite demodulator and decoder
SYMBOL
PIN
I/O
DESCRIPTION
V_ref(I)
V_DDA
V_DDXTAL
XTALI
82
O AGC decoupling - I path
83
−
analog supply voltage
84
−
supply voltage for crystal oscillator
85
I
crystal oscillator input
XTALO
V_SSXTAL
V_DDD12
V_DDD13
V_SSD14
D22
86
O crystal oscillator output
87
−
ground for crystal oscillator
88
−
digital supply voltage 12
89
−
digital supply voltage 13
90
−
digital ground 14
91
O 22 kHz output for dish control applications
V_SSD15
V_SSD16
V_AGC
V_SSD(test)
V_DDD14
V_DDD15
OUSTD
92
−
digital ground 15
93
−
digital ground 16
94
O AGC output voltage
95
−
test pin, normally connected to ground
96
−
digital supply voltage 14
97
−
digital supply voltage 15
98
O general purpose sigma-delta output
I0
99
I
digital I-input bit 0 (ADC bypass: LSB)
I1
100
I
digital I-input bit 1 (ADC bypass)
Product specification
TDA8044
2000 Feb 21
7