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PDF TDA7505 Data sheet ( Hoja de datos )
| Número de pieza | TDA7505 | |
| Descripción | Car radio DSP | |
| Fabricantes | STMicroelectronics | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de TDA7505 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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TDA7505
Car radio DSP for advanced signal processing
Features
■ Full software flexibility with two 24x24 bit DSP
cores
■ FM processing
■ AM processing
■ Dolby B noise reduction
■ MP3 and C3 decoding
■ Echo AND noise cancellation
■ Audio processor
■ Special sound effect processor
■ Dual media processing
■ RDS Filter, Demodulator & Decoder
■ 4 + 1 channel ADC, 6 channel DAC CODEC
■ IIC/SPI control busses
■ SAI 6 channel serial audio interface
■ SPDIF interface with sample rate converter
■ Dual core external memory interface
■ Debug interface
■ On-chip PLL
LQFP100
(14x14x1.4mm)
■ 5V-tolerant 3V I/O interface
■ Multifunction general purpose I/O ports
Description
The TDA7505 is an MPX-sampling DSP for car
radio applications.
Table 1.
Device summary
Order code
TDA7505
Package
LQFP100
Packing
Tray
September 2013
Rev 2
1/38
www.st.com
1
1 page  
TDA7505
List of figures
Figure 1.
Figure 2.
Figure 3.
Figure 4.
Figure 5.
Figure 6.
Figure 7.
Figure 8.
Figure 9.
Figure 10.
Figure 11.
Figure 12.
Figure 13.
Figure 14.
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
LQFP100 pins connection (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
SAI interface timing - receiver. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
SAI interface timing - transmitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
SAI protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
SPI interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
SPI clocking scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
I2C Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Debug port serial clock timing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Debug port acknowledge timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Debug port data I/O to status timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Debug port read timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Debug port DBCK next command after read register timing. . . . . . . . . . . . . . . . . . . . . . . . 24
LQFP100 (14x14x1.4mm) mechanical data and package dimensions. . . . . . . . . . . . . . . . 36
5/38
5 Page 
TDA7505
Table 2. Pin description (continued)
Reset After boot with
N° Name Type
state SPI I2C * EMI
I/O
Function
SRA<11>
43
SRA<11>
SRA<12>
44
SRA<12>
Output 2mA PP
O 0 1 1 0/1
Output 2mA PP
Output 2mA PP
O 0 1 1 0/1
Output 2mA PP
EMI SRAM Address 11
EMI DRAM Address 11
EMI SRAM Address 12
EMI DRAM Address 12
N° Name Type
Voltage
Function
45 VDD1V8_2
GND1V8_2 &
46
GND3V3_3
S
S
1.8V
0V
Digital Supply dedicated to internal logic
Digital Ground dedicated to internal logic and I/O
structures
47 VDD3V3_3
S
3.3V
Digital Supply dedicated to I/O structures
Reset After boot with
N° Name Type
state SPI I2C * EMI
I/O
Function
48 DRD
49 DWR
CAS
50
SRA<13>
51 SRA<14>
O 1 1 1 1 Output 2mA PP
O 1 1 1 1 Output 2mA PP
Output 2mA PP
O
0 1 1 0/1 Output 2mA PP
O 0 1 1 0/1 Output 2mA PP
EMI data read strobe
EMI data write strobe
EMI DRAM CAS
EMI SRAM Address 13
EMI SRAM Address 14
SRA<15>
Output 2mA PP
52 DSP0 GPIO8 I/O Z Z Z 0/1 Input 5VT
DSP0 GPIO8
Output 2mA PP
EMI SRAM Address 15
GPIO input
GPIO output
INOUTA
In 5VT/Out 2mA PP Multi function I/O
SRA<16>
Output 2mA PP
53 I/O
DSP1 GPIO0
Z Z Z 0/1 Input 5VT
EMI SRAM Address 16
GPIO input
DSP1 GPIO0
Output 2mA PP
GPIO output
INOUTB
In 5VT/Out 2mA PP Multi function I/O
SRA<17>
Output 2mA PP
54 I/O
DSP1 GPIO1
Z Z Z 0/1 Input 5VT
EMI SRAM Address 17
GPIO input
DSP1 GPIO1
Output 2mA PP
GPIO output
INOUTC
In 5VT/Out 2mA PP Multi function I/O
SRA<18>
Output 2mA PP
55 I/O
DSP1 GPIO2
Z Z Z 0/1 Input 5VT
EMI SRAM Address 18
GPIO input
DSP1 GPIO2
Output 2mA PP
GPIO output
Reset After boot with
N° Name Type
state SPI I2C * EMI
I/O
Function
INOUTD
In 5VT/Out 2mA PP Multi function I/O
SRA<19>
0/1 Output 2mA PP
56 I/O
DSP1 GPIO3
Z ZZ
Input 5VT
EMI SRAM Address 19
GPIO input
DSP1 GPIO3
Output 2mA PP
GPIO output
11/38
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet TDA7505.PDF ] | |
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