AS5171 datasheet(7/42 Pages) AMSCO

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ams Datasheet

Page 7

[v1-01] 2016-Feb-17

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AS5171 − Absolute Maximum Ratings

Figure 8:

Electrical System Characteristics

Note(s) and/or Footnote(s):

1. Reference magnet: NdFeB, 6 mm diameter, 2.5 mm thickness

Figure 9:

Power Management – Supply Monitor - Timing

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

CRES

Core resolution

bit

ARES

Analog resolution

(AS5171A)

Range > 90°

bit

DRES

Digital resolution

(AS5171B)

bit

INLopt

Integral non-linearity

(optimum)

Best aligned reference magnet(1)

at 25°C over full turn 360°

-0.5

0.5

deg

INLtemp

Integral non-linearity

(optimum)

Best aligned reference magnet(1)

over temperature -40°C to 150°C

over full turn 360°

-0.9

0.9

deg

INL

Integral non-linearity

Best aligned reference magnet(1)

over temperature -40°C to 150°C

over full turn 360º and

displacement

-1.4

1.4

deg

Output noise peak to peak

Static conditions - filter on

LSB

Sampling time

125

μs

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VDDUVTH

VDD undervoltage upper

threshold

3.5

4.0

4.5

VDDUVTL

VDD undervoltage lower

threshold

3.0

3.5

4.0

VDDUH

VDD undervoltage

hysteresis

300

500

900

UVDT

VDD undervoltage

detection time

Time devices detects

undervoltage VDD< VDDUVTH

250

μs

UVRT

Undervoltage recovery

time

Time device return into normal

mode from failure band

VDD > VDDUVTH

250

μs

VDDOVTH

VDD overvoltage upper

threshold

6.0

6.5

7.0

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