TDA7580 STMicroelectronics, TDA7580 Datasheet - Page 10

• Manufacturer Part Number: TDA7580
• Description: IC PROC FM/AM IF SAMPLING 64LQFP
• Manufacturer: STMicroelectronics

Specifications of TDA7580

• Function: FM/AM Processor
• Frequency: 10.7MHz Center
• Rf Type: AM, FM
• Secondary Attributes: On-Chip A/D Converter
• Package / Case: 64-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Block diagram and electrical specifications
Table 5.
10/39
N°
10
11
12
13
14
15
16
17
18
19
20
7
8
9
GNDSD
GNDOSC
XTI
XTO
VDDOSC
VDDMTR
CKREFP
CKREFN
AGCKEY
GNDMTR
PROTSEL_SS
SDA_MOSI
MISO
SCL_SCK
Name
Pin description (continued)
Type
G
G
O
G
P
P
B
B
A
B
B
B
B
I
IFADC modulator analogue ground
Oscillator ground
High impedance oscillator input (quartz
connection) or clock input when in
Antenna Diversity slave mode
Low impedance oscillator output (quartz
connection)
Oscillator power supply
Tuner reference clock and AGC keying
DAC power supply
Tuner reference clock positive output.
Tuner reference clock negative output.
DAC output for Tuner AGC keying
Ground of the tuner reference clock buffer
and the AGC keying DAC
DSP0 GPIO for control serial interface
(low: SPI or high: I
Bootstrap.
In SPI protocol mode, after boot
procedure, SPI slave select, otherwise
DSP0 GPIO0
Control serial interface and RDS IO:
- SPI mode: slave data in or master data
out for main SPI & RDS SPI data in
- I
SPI slave data out or master data in for
main SPI and RDS SPI data out
Bit clock for Control Serial Interface and
RDS
2
C mode: data for main I
Description
2
C) selection at device
2
C or RDS I
2
C
Clean ground, to be star
connected to voltage
regulator ground
Clean ground, to be star
connected to voltage
regulator ground
Maximum voltage swing
is VDD=3.3V
3.3V
1.8V
FM 100kHz
AM
With internal pull-up, on
at reset [PP]
FM 100kHz
AM
With internal pull-up, on
at reset [PP]
1.5kohm ±30% output
impedance. 1Vpp ±1%
output dynamic range
DSP0 GPIO0
5V tolerant
With internal pull-up, on
at reset [PP]
5V tolerant
With internal pull-up, on
at reset [PP]
DSP0 GPIO1
5V tolerant. With
internal pull-up, on at
reset [PP]
5V tolerant. With
internal pull-up, on at
reset [PP]
EU
EU
18kHz
18kHz
Notes
TDA7580
Output
Output
Reset
After
Input
Input
Input
Input