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AS5263

Datasheet - Electrical Character i s t ics

6.3 Electrical System Specifications

Note:

The INL performance is specified over the full turn of 360 degrees. An operation in an angle segment increases the accuracy. A two

point linearization is recommended to achieve the best INL performance for the chosen angle segment.

6.4 Timing Characteristics

Table 5. Electrical System Specifications

Symbol

Parameter

Conditions

Min

Typ

Max

Units

RES

Resolution Analog and PWM Output

Angular operating range

≥ 90ºC

12

bit

Integral non-linearity (optimum)

360 degree full turn

Maximum error with respect to the best line fit.

Centered magnet without calibration,

±0.5

deg

Integral non-linearity (optimum)

360 degree full turn

Maximum error with respect to the best line fit.

Centered magnet without calibration,

±0.9

deg

INL

Integral non-linearity

360 degree full turn

Over displacement tolerance with 6mm

diameter magnet, without calibration,

Note:

This parameter is a system parameter

and is dependent on the selected magnet.

±1.4

deg

TN

Transition noise

1 sigma;

Note:

The noise performance is dependent

on the programming of the output

characteristic.

0.06

Deg

RMS

Undervoltage lower threshold

VDD5 = 5V

3.1

3.4

3.7

V

Undervoltage higher threshold

3.6

3.9

4.2

Power-up time

Fast mode, times 2 in slow mode

10

ms

System propagation delay

absolute output: delay of ADC,

DSP and absolute interface

100

µs

Table 6. Timing Conditions

Symbol

Parameter

Conditions

Min

Typ

Max

Units

FRCOT

Internal Master Clock

4.05

4.5

4.95

MHz

TCLK

Interface Clock Time

TCLK = 1/ FRCOT

202

222.2

247

ns

TDETWD

WatchDog error detection time

12

ms