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TDA7580 数据表(PDF) 6 Page - STMicroelectronics

部件名 TDA7580
功能描述  FM/AM DIGITAL IF SAMPLING PROCESSOR
PDF  31 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7580 数据表(HTML) 6 Page - STMicroelectronics

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17
PROTSEL_SS
B
DSP0 GPIO for Control Serial Interface
(Low: SPI or High: I2C) selection at
device Bootstrap.
In SPI protocol mode, after Boot
procedure, SPI Slave Select, otherwise
DSP0 GPIO0
DSP0 GPIO0
5V tolerant
With internal pull_up, on
at reset
Input
18
SDA_MOSI
B
Control Serial Interface and RDS IO:
- SPI mode: slave data in or master data
out for main SPI and RDS SPI data in
- I2C mode: data for main I2C or RDS I2C
5V tolerant
With internal pull_up, on
at reset
Input
19
MISO
B
SPI slave data out or master data in for
main SPI and RDS SPI data out
DSP0 GPIO1
5V tolerant
With internal pull_up, on
at reset
Input
20
SCL_SCK
B
Bit clock for Control Serial Interface and
RDS
5V tolerant
With internal pull_up, on
at reset
Input
21
GND
G
Digital Core Power Ground
22
VDD
P
Digital Core Power Supply
1.8V
23
IQSYNC
B
High Speed Synchronous Serial
Interface (HS3I) clock if HS3I master
mode, else DSP1 GPIO or DSP1 Debug
Port Clock (DBOUT1)
DSP1 GPIO0
5V tolerant
With internal pull_up, on
at reset
Input
24
IQCH1
B
High Speed Synchronous Serial
Interface (HS3I) Channel 1 Data if HS3I
master mode, else DSP1 GPIO or DSP1
Debug Port Request (DBRQ1)
DSP1 GPIO1
5V tolerant
With internal pull_up, on
at reset
Input
25
IQCH2
B
High Speed Synchronous Serial
Interface (HS3I) Channel 2 Data if HS3I
master mode, else DSP1 GPIO or DSP1
Debug Port Data In (DBIN1)
DSP1 GPIO2
5V tolerant
With internal pull_down,
on at reset
Input
26
IQCH3
B
High Speed Synchronous Serial
Interface (HS3I) Channel 3 Data if HS3I
master mode, else DSP1 GPIO or DSP1
Debug Port Data Out (DBCK1)
DSP1 GPIO3
5V tolerant
With internal pull_down,
on at reset
Input
27
VDDH
P
3.3V IO Ring Power Supply (HS3I, I2C/
SPI, RDS, INT)
28
GNDH
G
3.3V IO Ring Power Ground (HS3I, I2C/
SPI, RDS, INT)
29
RDS_INT
B
RDS interrupt to external main
microprocessor in case of traffic
information
DSP1 GPIO4
5V tolerant
With internal pull_up, on
at reset
Input
N°
Name
Type
Description
Notes
After
Reset
PIN DESCRIPTION (continued)



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