Description
iC-WT INCREMENTAL ENCODER .
The device iC-WT is an evaluator IC for optical increment linear and rotary motion sensors, e.
Features
* Differential scanning for track A and B
* Constant-light-evaluated scanning for the index track Z with
adjustable relative threshold
* Photocurrent amplifier with high cut-off frequency
* Current comparators with hysteresis
* Index track Z selectable gated b
Applications
* Photocurrent evaluation for
incremental linear or angular position measuring systems
PACKAGES
SO16N
BLOCK DIAGRAM
+5V LED
CODEWHEEL
PHOTODIODES ARRAY
14 DPA
DPA
15 DNA DNA
12 DPB
DPB
13 DNB DNB
iC-OR
CLR 10nF
11 DZ DZ
RLR RZ 15kΩ 15kΩ
8 10
9 16
CLR ILR IZ AGND
2 VCC
A3
TRA