AK8776 Ver la hoja de datos (PDF) - Asahi Kasei Microdevices

Número de pieza

componentes Descripción

Fabricante

AK8776

Hall IC for Pulse Encoder

Asahi Kasei Microdevices 

Pin/Function

Pin No.

1

2

3

4

Pin name

VDD

F

D

VSS

Table 2. Description of pin name and function

I/O

Function

−

Power supply pin

O

Output F (Pulse) pin

O

Output D (Direction) pin

−

Ground pin

[AK8776]

Note

CMOS output

CMOS output

Absolute Maximum Ratings

Table 3. Absolute maximum ratings

Parameter

Symbol

Min.

Max.

Unit

Power supply voltage

Output current

Storage temperature

VDD

−0.3

+6.5

V

IOUT

−0.5

+0.5

mA

TSTG

−40

+125

°C

Note) Stress beyond these listed values may cause permanent damage to the device.

Note

F,D pin

Recommended Operating Conditions

Table 4. Recommended operating conditions

Parameter

Symbol

Min.

Typ.

Max.

Unit

Power supply voltage

VDD

1.6

3.0

5.5

V

Operating temperature

Ta

−30

+85

°C

Electrical Characteristics

Table 5. Electrical characteristics (Ta=25°C, VDD = 3.0V)

Parameter

Symbol Min. Typ. Max. Unit

Note

Current consumption

IDD

90

210

µA

Average

High level output Voltage VOH VDD-0.4

V

F,D pin, IOUT= −0.5mA

Low level output Voltage VOL

0.4

V

F,D pin, IOUT= +0.5mA

Pulse drive period

TPD1

0.5

1.0

2.0

ms

Pulse drive duration time TPD2

12.2

24.4

48.8

µs

Note) Internal data is determined just before the internal circuit turns off. And after 6.1μs (Typ.), the output

changes.

MS1317-E-00

3

2011/July

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