TDA7500A Просмотр технического описания (PDF) - STMicroelectronics

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производитель

TDA7500A

DIGITAL AM/FM SIGNAL PROCESSOR

STMicroelectronics 

TDA7500A

I/O DEFINITION AND STATUS (continued)

Pin

#

Function

Reset

State

86 ADC: REF<1> input

After Boot

I/O

SPI I2C 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

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