AMT20 Datasheet, PDF (1/10 Pages) CUI INC – patented capacitive ASIC technology

For more information, please visit the product page.
SERIES: AMT20 │ DESCRIPTION: MODULAR ABSOLUTE ENCODER
FEATURES
• patented capacitive ASIC technology
• low power consumption
• SPI configurable settings
• digitally set zero position alignment
• 12-bit absolute position via SPI (4096 positions)
• incremental resolutions up to 1024 PPR
• index pulse
• compact modular package with locking hub for ease of installation
• 7 different mounting hole options
• -40~125°C operating temperature
date 05/13/2016
page 1 of 10
ELECTRICAL
parameter
power supply
current consumption
output high level
output low level
output current
rise/fall time
conditions/description
VDD
with unloaded output
CMOS sink/source per channel
min
typ
4.5
5
8
VDD-0.8
30
INCREMENTAL CHARACTERISTICS
parameter
conditions/description
min
typ
channels
quadrature A, B, and Z index
waveform
CMOS voltage square wave
phase difference
A leads B for CCW rotation (viewed from front)
90
quadrature resolutions¹
96, 192, 200, 250, 384, 400, 500, 512, 768, 800,
1000, 1024
index
one pulse per 360 degree rotation
accuracy
0.2
quadrature duty cycle
50
Notes:
1. Resolution selected via AMT Demo Board. Default resolution set to 1024 PPR.
ABSOLUTE POSITION CHARACTERISTICS
parameter
conditions/description
min
typ
resolution
positions
encoder can be zero-set via SPI or AMT Demo Board
accuracy
0.2
max
5.5
10
0.4
2
units
V
mA
V
V
mA
ns
max
units
degrees
PPR
degrees
%
max
12
units
bits
degrees
cui.com