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