GG25L datasheet(7/28 Pages) STMICROELECTRONICS

部件名	GG25L

功能描述	Fitness and healthcare

PDF	28 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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7 / 28 page

DocID025995 Rev 1

7/28

GG25L

Electrical characteristics

Figure 2. I²C timing diagram

Table 6. I²C timing - VIO= 2.8 V, Tamb = -20 °C to 70 C (unless otherwise specified)

Symbol

Parameter

Min

Typ

Max

Unit

Fscl

SCL clock frequency

400

kHz

thd,sta

Hold time (repeated) START condition

0.6

µs

tlow

LOW period of the SCL clock

1.3

thigh

HIGH period of the SCL clock

0.6

tsu,dat

Setup time for repeated START condition

0.6

thd,dat

Data hold time

0.9

tsu,dat

Data setup time

100

Rise time of both SDA and SCL signals

20+

0.1Cb

300

Fall time of both SDA and SCL signals

20+

0.1Cb

300

tsu,sto

Setup time for STOP condition

0.6

µs

tbuf

Bus free time between a STOP and



START condition

1.3

µs

Capacitive load for each bus line

400

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