4

Output Waveforms

Direction of Motor Rotation

When the codewheel rotates in the clockwise direction (top view), channel A will lead channel B. If

the codewheel rotates in the counterclockwise direction, channel B will lead channel A.

Recommended Operating Conditions

Pin Assignment

Absolute Maximum Ratings

Pin

Signal

Description

Storage Temperature

-40

°C to 100°C

PIN 1

Ch A

Digital output

Operating Temperature

-25

°C to 90°C

PIN 2

Ch A’

Digital output

Supply Voltage

4.5 V to 5.5 V

PIN 3

Ground

Ground

Output Voltage

-0.5 V to 5.5V

PIN 4

Ch B

Digital output

Output Current per Channel

-2.0 mA to 25 mA

PIN 5

Ch B’

Digital output

Frequency

100 kHz

PIN 6

Vcc

Input voltage

Note s

rpm = frequency * 60 / cpr

Absolute Maximum Rating are those values beyond which the

safety of the device cannot be guaranteed. They are not meant

to imply that the device should be operated at these limits. The

table “Recommended Operating Conditions and

Characteristics” provides conditions for actual device

operation.

PIN 7

Index

Digital output

PIN 8

Index’

Digital output

Parameter

Symbol

Min.

Typical

Max.

Units

Notes

Temperature

025

90

°C

Supply Voltage

4.5

5.0

5.5

Volts

Amplitude

Channel A

Channel B

Index

s1

s2

s3

s4

C

P

o

Codewheel Rotation