ADT7482 Ver la hoja de datos (PDF) - Analog Devices

Número de pieza

componentes Descripción

Fabricante

ADT7482

Dual Channel Temperature Sensor and Overtemperature Alarm

Analog Devices 

ADT7482

TIMING SPECIFICATIONS

Table 2. SMBus Timing Specifications1

Parameter

Limit at TMIN, TMAX

fSCLK

400

tLOW

1.3

tHIGH

0.6

tR

300

tF

300

tSU; STA

600

tHD; STA2

600

tSU; DAT3

100

tSU; STO4

600

tBUF

1.3

1 Guaranteed by design, but not production tested.

2 Time from 10% of SDATA to 90% of SCLK.

3 Time for 10% or 90% of SDATA to 10% of SCLK.

4 Time for 90% of SCLK to 10% of SDATA.

Unit

kHz max

μs min

μs min

ns max

ns max

ns min

ns min

ns min

ns min

μs min

Description

Clock low period, between 10% points.

Clock high period, between 90% points.

Clock/data rise time.

Clock/data fall time.

Start condition setup time.

Start condition hold time.

Data setup time.

Stop condition setup time.

Bus free time between stop and start conditions.

SCLK

SDATA

tBUF

STOP START

tLOW

tR

tHD;STA

tHD;DAT

tF

tHIGH

tSU;DAT

tHD;STA

tSU;STA

START

Figure 2. Serial Bus Timing

tSU;STO

STOP

Rev. 0 | Page 4 of 24

Share Link: