DA9155M datasheet(11/36 Pages) DIALOG

tên linh kiện	DA9155M

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DA9155M

2.5 A Companion Charger for rapid charging

7.4

2-wire interface

Figure 3: 2-wire interface timing

Unless otherwise noted, the following is valid for TA = -40 to +85 ºC, VIN = 4.3 to 13.5 V, VBAT = 2.6 to 4.4 V

Table 10: 2-wire interface electrical characteristics

Parameter

Symbol

Test conditions

Min

Typ

Max

Unit

Spike suppression (SCL,

SDA)

tSP

Fast/fast+ mode

High speed mode

Bus free time from STOP

to START condition

tBUF

0.5

µs

Bus line capacitive load

150

Standard/Fast/Fast+ mode

SCL clock frequency

fSCL

Note 3

1000

kHz

Start condition setup

time

tSU_STA

0.26

Start condition hold time

tH_STA

0.26

SCL low time

tW_CL

0.5

SCL high time

tW_CH

0.26

2-wire SCL and SDA rise

time

1000

2-wire SCL and SDA fall

time

300

Data setup time

tSU_D

Data hold-time

tH_D

Stop condition setup

time

tSU_STO

0.26

High speed mode

SCL clock frequency

fSCL

Requires

VDDIO

≥ 1.8 V

(Note 3)

3400

kHz

Start condition setup

time

tSU_STA

160

SDA

SCL

70%

30%

tBUF

70%

30%

1/fSCL

tSU_STA

tH_STA

tW_CH

tW_CL

tH_D

tSU_D

tSP

tSU_STO

Datasheet

v3.05

22-July-2016

CFR0011-120-00 Rev 5

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