Figure 14. Data format (sequential read)

S

As

ADDRESS[7:0]

Am

DATA[7:0]

P

0x53 (read)

Am

DATA[7:0]

Am

DATA[7:0]

Am

DATA[7:0]

Am

DATA[7:0]

S

As

ADDRESS[7:0]

INDEX[7:0]

As P

0x52 (write)

INDEX[15:8]

As

3.1

I²C interface - timing characteristics

Timing characteristics are shown in the following tables. Refer to Figure 15. I²C timing characteristics for an

explanation of the parameters used.

Timings are given for all PVT conditions.

Table 5. I²C interface - timing characteristics for fast mode plus (1 MHz)

Symbol

Parameter

Minimum

Typical

Maximum

Unit

FI2C

Operating frequency

0

-

1000

kHz

tLOW

Clock pulse width low

0.5

-

-

μs

tHIGH

Clock pulse width high

0.26

-

-

tSP

Pulse width of spikes that are

suppressed by the input filter

-

-

50

ns

tBUF

Bus free time between

transmissions

0.5

-

-

μs

tHD.STA

Start hold time

0.26

-

-

tSU.STA

Start setup time

0.26

-

-

tHD.DAT

Data in hold time

0

-

0.9

tSU.DAT

Data in setup time

50

-

-

ns

tR

SCL/SDA rise time - -

-

-

120

tF

SCL/SDA fall time

-

-

120

tSU.STO

Stop set-up time

0.26

-

-

μs

Ci/o

Input/output capacitance (SDA)

-

-

10

pF

Cin

Input capacitance (SCL)

-

-

4

CL

Load capacitance

-

140

550

VL53L4CD

I²C interface - timing characteristics

DS13812 - Rev 5

page 13/37