Pin Definition and Function
8
AGND
VSS
Figure 16. AGND Internal Circuits
500µA
9
CEXT
16V
Figure 17. CEXT Internal Circuits
10
RD
2k
16V
10V
16V
10V
VDD
200µA
Figure 18. RD Internal Circuits
VDD
12
MODE1
13
MODE2
20
TX
16V
idem
2k
11V
Figure 19. MODE1, MODE2, and TX Internal Circuits
MC33690 Standalone Tag Reader Circuit, Rev. 5
20
Freescale Semiconductor