AS5055 datasheet(5/26 Pages) AMSCO

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AS5055

Datasheet - Electrical Character i s t ics

6 Electrical Characteristics

6.1 Operating Conditions

6.2 System Parameters

Table 3. Operating Conditions

Parameter

Conditions

Min

Typ

Max

Units

DC supply voltage

VDD

3.0

3.6

Peripheral supply voltage

1. VDDp must not exceed VDD (protection diode between VDDp and VDD)

VDDp

1.8

VDD

Input pin voltage

VIN

-0.3

VDDp +0.3

Ambient operating temperature

-40

°C

External component

Power supply filter, pin VDD

(refer to Power Supply Filter on page 7)

2.2

4.7

µF

Ceramic capacitor, pin VDDp to VSS

100

Table 4. System Parameters

Symbol

Parameter

Conditions

Min

Typ

Max

Units

I_10

Operating current

Average current @ 10 ms readout rate

1. Without the time for the SPI interface

0.4

I_100

Operating current

Average current @ 100 ms readout rate

µA

I_max

Operating current

Maximum readout rate

8.5

Readout rate

Time between READ ANGLE command and

INTERRUPT

320

430

µs

Power down current

µA

Lateral displacement range

Centre of the magnet to the centre of the die

± 0.5

Magnetic field strength

Serial interface

SPI mode 1 (CPOL = 0 / CPHA =1)

Resolution; magnetic field

measurement

bit

Resolution; angle

bit

INL

Best-fit line - over supply, displacement and

temperature – but without quantization

-1.41

1.41

degree

IC package

QFN 4x4x0.85

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