TDA7500A Datasheet, PDF (14/40 Pages) STMicroelectronics – DIGITAL AM/FM SIGNAL PROCESSOR

TDA7500A
I/O DEFINITION AND STATUS (continued)
Pin
#
Function
Reset
State
86 ADC: REF<1> input
After Boot
I/O
SPI _I²_C EMI
voltage reference
87 ADC: REF<0> input
voltage reference
88 ADCVDD
89 ADCGND
90 DAC<0> output
91 DAC<1> output
92 DAC<2> output
93 DAC<3> output
94 DAC<4> output
95 DAC<5> output
96 DAC: REF<2> input
ADC power supply
ADC ground
X
X
X
X analog output
X
X
X
X analog output
X
X
X
X analog output
X
X
X
X analog output
X
X
X
X analog output
X
X
X
X analog output
voltage reference
97 DAC: REF<1> input
voltage reference
98 DAC: REF<0> input
voltage reference
99 DACGND
DAC ground
100 DACVDD
DAC power supply
Output PP: Push-Pull/ OD: Open-Drain
5VT input: TTL Five Volt Tolerant Input - Schmitt-trigger for all inputs.
Comments
connect 47µF
electolytic and
100nF Ceramic
parallel to
ADCGND
connect 47µF
electolytic and
100nF Ceramic
parallel to
ADCGND
connect 47µF
electolytic and
100nF Ceramic
parallel to
DACGND
connect 47µF
electolytic and
100nF Ceramic
parallel to
DACGND
(It can be
connected to
Pin100)
connect to
DACGND
(It can be
connected to
Pin99)
14/40