VD5377 datasheet(62/88 Pages) STMICROELECTRONICS

62 / 88 page

Electrical characteristics

VD5377

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Doc ID 022952 Rev 2

10.2

Digital I/O

Note:

In Table 35, VDD = 1.8 V for all digital I/O except for MOTION, GPIO0 and POWERDOWN

which are referenced to VTOP.

Note:

POWERDOWN input switching level is 0.8 V.

10.3

I2C timing

Storage and normal operating temperature

TAS

Storage temperature

-40

+85

°C

TAN

Normal operating temperature

-20

+70

°C

Table 34. Operating conditions (continued)

Symbol

Parameter

Minimum

Typical

Maximum

Unit

Table 35. Digital IO electrical characteristics

Symbol

Parameter

Minimum

Typical

Maximum

Unit

CMOS digital inputs

VIL

Low level input voltage

0.3 VDD

VIH

High level input voltage

0.7 VDD

VDD

IIL

Low level input current

-1

µA

IIH

High level input current

µA

CMOS digital outputs

VOL

Low level output voltage (4 mA load)

0.15

VOH

High level output voltage (4 mA load) VDD to 0.15

Table 36. I2C timing characteristics

Symbol

Parameter

Minimum

Maximum

Unit

fSCL

SCL clock frequency

100

400

kHz

tbuf

Bus free time between a stop and a start

1.3

thd;sta

Hold time for a repeated start

0.6

µs

tlow

LOW period of SCL

1.3

µs

thigh

HIGH period of SCL

0.6

µs

tsu;sta

Set-up time for a repeated start

0.6

µs

thd;dat

Data hold time

300

tsu;dat

Data Set-up time

100

Rise time of SCL, SDA

20+0.1 Cb

300

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