ADT7483A

http://onsemi.com

3

Table 2. ABSOLUTE MAXIMUM RATINGS

Parameter

Rating

Unit

−0.3, +3.6

V

D+

V

D− to GND

−0.3 to +0.6

V

SCLK, SDATA, ALERT, THERM

−0.3 to +3.6

V

Input Current, SDATA, THERM

−1, +50

mA

Input Current, D−

1

mA

ESD Rating, All Pins (Human Body Model)

1,500

V

150

C

Storage Temperature Range

−65 to +150

C

IR Reflow Peak Temperature

220

C

IR Reflow Peak Temperature Pb-Free

260

C

Lead Temperature (Soldering 10 sec)

300

C

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the

Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect

device reliability.

NOTE: This device is ESD sensitive. Use standard ESD precautions when handling.

Table 3. THERMAL CHARACTERISTICS

Package Type

Unit

16-lead QSOP

150

38.8

C/W

Parameter

Unit

Description

400

kHz max

4.7

ms min

Clock Low Period, between 10% Points

4.0

ms min

Clock High Period, between 90% Points

1.0

ms max

Clock/Data Rise Time

300

ns max

Clock/Data Fall Time

4.7

ms min

Start Condition Setup Time

(Note 2)

4.0

ms min

Start Condition Hold Time

(Note 3)

250

ns min

Data Setup Time

(Note 4)

4.0

ms min

Stop Condition Setup Time

4.7

ms min

Bus Free Time between Stop and Start Conditions

1. Guaranteed by design, 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.

Figure 2. Serial Bus Timing

STOP

START

STOP START

SCLK

SDATA