AS5047U-HTST datasheet(7/51 Pages) AMSCO

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ams Datasheet

Page 7

[v1-00] 2018-Oct-30

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AS5047U − Electrical Characteristics

Magnetic Characteristics

Figure 7:

Magnetic Characteristics

System Specifications

Figure 8:

System Specifications

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Orthogonal Magnetic

Field Strength

Required orthogonal component of

the magnetic field strength

measured at the package surface

along a circle of 1.1mm

Symbol

Parameter

Conditions

Min

Typ

Max

Units

RES

Core and resolution on

SPI

bit

RES_ABI

Resolution of the ABI

interface

Programmable with

(ABIRES)

4096

steps

INLOPT @ 25°C

Non-linearity, optimum

placement of the

magnet

±0.4

±0.8

degree

INLOPT+TEMP

Non-linearity, optimum

placement of magnet

and temperature -40°C

to 150°C

±0.6

±1

degree

INLDIS+TEMP

Non-linearity @

displacement of

magnet and

temperature -40°C to

150°C

Assuming N35H

Magnet

(D=8mm, H=3mm)

500

μm displacement

in x and y

z-distance = 2000

μm

±1.2

degree

ONL

RMS output noise

without filter (1 sigma)

on SPI, ABI, PWM and

UVW. Not tested,

guaranteed by design

Orthogonal

component for the

magnetic field within

the specified range

(Bz), NOISESET= 0

0.034

0.068

degree

ONH

RMS output noise

without filter (1 sigma)

on SPI, ABI, PWM and

UVW. Not tested,

guaranteed by design

Orthogonal

component for the

magnetic field within

the specified range

(Bz), NOISESET = 1

0.041

0.082

degree

tdelay

System propagation

delay –core

Reading angle via SPI

110

μs

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