SI4704 Datasheet, PDF (8/36 Pages) Silicon Laboratories – Worldwide FM band support (64-108 MHz) integrated antenna support EN55020 compliant

Si4704/05-C40
t_SU:STA t_HD:STA
t_LOW
t_HIGH
SCLK 70%
30%
t_r:IN
t_f:IN
t_SP
t_SU:STO
t_BUF
SDIO 70%
30%
START
tr:IN
t_HD:DAT t_SU:DAT
t_f:IN,
t_f:OUT
STOP
Figure 2. 2-Wire Control Interface Read and Write Timing Parameters
START
SCLK
SDIO
A6-A0,
R/W
D7-D0
D7-D0
START ADDRESS + R/W
ACK
DATA
ACK
DATA
ACK
Figure 3. 2-Wire Control Interface Read and Write Timing Diagram
STOP
8
Rev. 1.0