TDA7703 Datasheet, PDF (17/32 Pages) STMicroelectronics – Automatic self alignment for image rejection

TDA7703
Electrical specifications
3.4.7
I²C interface
The parameters of the following table are defined as in Figure 5.
Table 12. I²C interface
Symbol
Parameter
Test condition
Min
Typ
f_SCL
SCL Clock frequency
t_AA
SCL low to SDA data valid
0.3
t_buf
time the bus must be kept free
before a new transmisison
1.3
t_HD-STA START condition hold time
0.6
t_LOW Clock low period
1.3
t_HIGH Clock high period
0.6
t_SU-SDA START condition setup time
0.1
t_HD-DAT Data input hold time
0.3
t_SU-DAT Data input setup time
0.1
t_R
SDA & SCL rise time
t_F
SDA & SCL fall time
t_SU-STOP Stop condition setup time
0.6
t_DH
Data out time
Figure 5. I²C bus timing diagram
Max Units
500 kHz
µs
µs
µs
µs
µs
µs
0.9
µs
µs
0.3
µs
0.3
µs
µs
0.3
µs
tHIGH
tR
tLOW
tF
SCL
tSU-STA
SDA IN
tHD-DAT
tHD-SDA
tSU-DAT
tAA
tDH
tSU-STOP
tbuf
SDA OUT
D95AU378A
Rev 1
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