IMX53CEC datasheet(130/204 Pages) FREESCALE

130 / 204 page

i.MX53xD Applications Processors for Consumer Products, Rev. 2

130

Freescale Semiconductor

Electrical Characteristics

4.7.16.3

SSI Transmitter Timing with External Clock

Figure 83 depicts the SSI transmitter external clock timing and Table 85 lists the timing parameters for

the transmitter timing with the external clock

Figure 83. SSI Transmitter External Clock Timing Diagram

Table 85. SSI Transmitter Timing with External Clock

Parameter

Min

Max

Unit

External Clock Operation

SS22

(Tx/Rx) CK clock period

81.4

—

SS23

(Tx/Rx) CK clock high period

36.0

—

SS24

(Tx/Rx) CK clock rise time

—

6.0

SS25

(Tx/Rx) CK clock low period

36.0

—

SS26

(Tx/Rx) CK clock fall time

—

6.0

SS27

(Tx) CK high to FS (bl) high

–10.0

15.0

SS29

(Tx) CK high to FS (bl) low

10.0

—

SS31

(Tx) CK high to FS (wl) high

–10.0

15.0

SS33

(Tx) CK high to FS (wl) low

10.0

—

SS37

(Tx) CK high to STXD valid from high impedance

—

15.0

SS38

(Tx) CK high to STXD high/low

—

15.0

SS45

SS33

SS24

SS26

SS25

SS23

Note: SRXD Input in Synchronous mode only

SS31

SS29

SS27

SS22

SS44

SS39

SS38

SS37

SS46

TXC

(Input)

TXFS (bl)

(Input)

TXFS (wl)

(Input)

TXD

(Output)

RXD

(Input)

IMX53CEC Datasheet(PDF) 130 Page - Freescale Semiconductor, Inc

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