TDA7580 Datasheet, PDF (9/31 Pages) STMicroelectronics – FM/AM DIGITAL IF SAMPLING PROCESSOR

TDA7580
PIN DESCRIPTION (continued)
N°
Name
58 DBOUT1
Type
Description
B DSP1 GPIO or DSP1 Debug Port Data
Out (DBOUT1) if HS³I master mode,
else High Speed Synchronous Serial
Interface (HS³I) clock
Notes
DSP1 GPIO10
5V tolerant
With internal pull_up, on
at reset
After
Reset
Input
59 VDD
60 GND
61 VDDISO
62 GNDH
63 VDDH
64 VDDSD
P Digital Core Power Supply
1.8V
G Digital Core Power Ground
P 3.3V N-isolation biasing supply
Clean 3.3V supply to be
star-connected to
voltage regulator
G 3.3V IO Ring Power Ground (Modulator
digital section)
P 3.3V IO Ring Power Supply (Modulator
digital section)
P 3.3V IFADC Modulator Analogue Power Clean Power Supply, to
Supply
be star-connected to
3.3V voltage regulator
I/O TYPE
P: Power Supply from Voltage regulator
G: Power Ground from Voltage regulator
A: Analogue I/O
I: Digital Input
O: Digital Output
B: Bidirectional I/O
I/O DEFINITION AND STATUS
Z: high impedance (input)
O: logic low output
X: undefined output
1: logic high output
Output PP: Push-Pull/ OD: Open-Drain
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