iC-TW2 8-BIT SIN/COS INTERPOLATION IC
WITH INTEGRATED EEPROM
Rev D3, Page 28/30
TYPICAL APPLICATIONS
The circuit in Figure 21 depicts a typical application. of 1.21 V is used to bias the positive input PINZ. It is
Differential sensor signals (or differential SIN / COS recommended to decouple VC with a small capacitor
encoder signals) are directly connected to the iC-TW2. when it is used as a reference. When VC is left uncon-
Index gating is single ended active low as is frequently nected, no capacitor is required.
the case when using a HALL switch. The VC signal
Figure 21: Example of application circuit with differential sensor and single ended index gating