iC-TW4
PROGRAMMABLE INTERPOLATOR
WITH AUTOMATIC OFFSET CORRECTION
Rev D1, Page 3/14
PACKAGES
PIN CONFIGURATION QFN24 4 mm x 4 mm
Orientation of the package label (
TW4 code...)
is subject to change.
PIN FUNCTIONS
No. Name Function
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
TP
n.c.
NZ
B
NB
A
n.c.
n.c.
NA
GND
CFG1
CFG2
n.c.
n.c.
PINB
NINB
NINA
PINA
n.c.
n.c.
PINZ
NINZ
VDD
Z
n.c.
n.c.
Index Output Z-
Index Output B+
Index Output B-
Index Output A+
n.c.
n.c.
Index Output A-
Ground
Configuration Pin 1
Configuration Pin 2
n.c.
n.c.
Pos. Signal Input Channel B
Neg. Signal Input Channel B
Neg. Signal Input Channel A
Pos. Signal Input Channel A
n.c.
n.c.
Pos. Index Enable Input
Neg. Index Enable Input
+3 V to 5 V Power Supply
Index Output Z+
n.c.
Thermal Pad
24
23
22
21
20
19
1
18
2
17
3
16
4
5
TW4
code...
...
15
14
6
13
7
8
9
10
11
12
The
Thermal Pad
of the QFN package (bottom side) is to be connected to a ground plane on the PCB which
must have GND potential.
ICHAUS [ IC-HAUS GMBH ]
