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HEDT-9040 Datasheet(PDF) 4 Page - Agilent(Hewlett-Packard)

Part No. HEDT-9040
Description  High Temperature 140-C Three Channel Optical Incremental Encoder Modules
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Manufacturer  HP [Agilent(Hewlett-Packard)]
Direct Link  http://www.home.agilent.com
Logo HP - Agilent(Hewlett-Packard)

HEDT-9040 Datasheet(HTML) 4 Page - Agilent(Hewlett-Packard)

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Electrical Characteristics
Electrical Characteristics over Recommended Operating Range.
Parameter
Symbol
Min.
Typ.*
Max.
Units
Notes
Supply Current
ICC
30
57
85
mA
High Level Output Voltage
VOH
2.4
V
IOH = -100 µA min.
Low Level Output Voltage
VOL
0.4
V
IOL = 3.86 mA max.
Rise Time
tr
90
ns
CL = 25 pF
Fall Time
tf
80
ns
*Typical values specified at VCC = 5.0 V and 25°C.
Recommended Operating Conditions
Parameter
Symbol
Min.
Typ.
Max.
Units
Notes
Temperature
TA
-40
140
°C
Supply Voltage
VCC
4.5
5.0
5.5
Volts
Ripple < 100 mVp-p
Load Capacitance
CL
100
pF
2.7 k
Ω pull-up
Count Frequency
f
50
kHz
Velocity (rpm) x N/60
Shaft Perpendicularity
± 0.25
mm
6.9 mm (0.27 in.) from
Plus Axial Play
(
± 0.010)
(in.)
mounting surface
Shaft Eccentricity Plus
0.04
mm (in.)
6.9 mm (0.27 in.) from
Radial Play
(0.0015)
TIR
mounting surface
Note: The module performance is guaranteed to 50 kHz but can operate at higher frequencies.
Encoding Characteristics
Encoding Characteristics over Recommended Operating Range and Recommended Mounting Tolerances
unless otherwise specified. Values are for the worst error over the full rotation of HEDS-514X and HEDS-
6145 codewheels.
Parameter
Symbol
Min.
Typ.*
Max.
Units
Cycle Error
∆C5
10
°e
Pulse Width Error
∆P7
30
°e
Logic State Width Error
∆S5
30
°e
Phase Error
∆φ
215
°e
Position Error
∆Θ
10
40
min. of arc
Index Pulse Width
PO
60
90
120
°e
CH. I rise after CH. B or CH. A fall
t1
20
430
1490
ns
CH. I fall after CH. A or CH. B rise
t2
40
250
620
ns
Note: Module mounted on tolerance circle of
± 0.13 mm (± 0.005 in.) radius referenced from module Side A aligning recess centers. 2.7
k
Ω pull-up resistors used on all encoder module outputs.
RL = 2.7 kΩ pull-up


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