TDA7505 datasheet(21/38 Pages) STMICROELECTRONICS

Part #	TDA7505

Description	Car radio DSP for advanced signal processing

PDF	38 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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TDA7505

Electrical specifications

21/38

Figure 7.

SPI clocking scheme

4.9

I2C Timing

Figure 8.

I2C Timing

SCK

(CPOL=0,CPHA=0)

(CPOL=0,CPHA=1)

(CPOL=1,CPHA=0)

(CPOL=1,CPHA=1)

SCK

MSB

MISO

MOSI

Table 15.

I2C Timing

Symbol

Parameter

Test

condition

Standard mode

I2C bus

Fast mode I2C bus

Unit

Min.

Max.

Min.

Max.

FSCL

SCLl clock frequency

100

400

kHz

tBUF

Bus free between a STOP and

Start Condition

4.7

–

1.3

–

tHD:STA

Hold time (repeated) START

condition. After this period, the first

clock pulse is generated

4.0

–

0.6

–

tLOW

LOW period of the SCL clock

4.7

–

1.3

–

tHIGH

HIGH period of the SCL clock

4.0

–

0.6

–

tSU:STA

Set-up time for a repeated start

condition

4.7

–

0.6

–

tHD:DAT

DATA hold time

–

0.9

Rise time of both SDA and SCL

signals

Cb in pF

–

1000

20+0.1Cb

300

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