DA9061 datasheet(11/82 Pages) DIALOG

tên linh kiện	DA9061

Giải thích chi tiết về linh kiện	Entry level PMIC for applications requiring up to 6 A

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DA9061

Entry level PMIC for applications requiring up to 6 A

Datasheet

Revision 3.2

01-Mar-2016

CFR0011-120-00 Rev 5

11 of 82

Watchdog

4.2

Unless otherwise noted, the following is valid for TA = -40 to +85 ºC, VSYS = 2.8 to 5.5 V.

Table 6: Watchdog electrical characteristics

Parameter

Symbol

Test conditions

Min

Typ

Max

Unit

Minimum watchdog time

tWDMIN

Internal 25 kHz oscillator

200

Maximum watchdog

time

tWDMAX

Internal 25 kHz oscillator

2.5

Minimum assert time of

WDKICK

tWDKICKMIN

150

µs

2-wire interface

4.3

Figure 3: 2-wire interface timing

Unless otherwise noted, the following is valid for TA = -40 to +85 ºC, VSYS = 2.8 to 5.5 V.

Table 7: 2-wire interface electrical characteristics

Parameter

Symbol

Test conditions

Min

Typ

Max

Unit

Bus free time

STOP to START

tBUF

0.5

µs

Bus line capacitive load

150

Standard/Fast/Fast+ Mode

SCL clock frequency

fSCL

Note 1

1000

kHz

Start condition set-up time

tSU_STA

0.26

µs

Start condition hold time

tH_STA

0.26

µs

SCL low time

tLOW

0.5

µs

SCL high time

tHIGH

0.26

µs

2-WIRE SCL and SDA rise time

(input requirement)

1000

2-WIRE SCL and SDA fall time

(input requirement)

300

Data set-up time

tSU_D

Data hold-time

tH_D

Data valid time

tVD_D

0.45

µs

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