IC-OW Datasheet, PDF (1/7 Pages) IC-Haus GmbH – INCREMENTAL OPTO ENCODER

iC-OW
INCREMENTAL OPTO ENCODER
FEATURES
° Monolithically integrated photodiodes
° Excellent matching, high reliability
° Differential scanning for tracks A and B
° Adjustable threshold for index track Z
° Gated index Z with switch-off capability
° Adjustable LED current control compensates for temperature
and system ageing effects
° 50mA LED driver integrated
° Control monitoring with alarm output
° Electronic test aids
° Track outputs TTL-compatible and short-circuit-proof
° ESD protection
Rev A1, Page 1/7
APPLICATIONS
° Optical position decoding for
incremental encoders using the
principle of differential scanning
CHIP
A+ B+
B- A-
Z
chip size 4.02mm x 3.24mm
BLOCK DIAGRAM
+5V
LED
RLED
68Ω
DPA
DPB
VCC
A
TRACK A
DNB
DNA
DZ
B
TRACK B
iC-OW
Z
TIP
TIN
NTEST
TEST
ERROR
LED-CURRENT CONTROL
CLR ILR IZ
AGND
TRACK Z
NERR
LED-
LED
DRIVER
GND
CLR
10nF
RLR RZ
15kΩ 15kΩ
+5V
CLR
100nF
OUT_A
OUT_B
OUT_Z
NERR
© 2001
iC-Haus GmbH
Integrated Circuits
Am Kuemmerling 18, D-55294 Bodenheim
Tel [phone]
Fax [phone]
http://www.ichaus.com