Atmel ATA5283 - Manual (Page 8)

8
4598H–AUTO–03/07
ATA5283
Figure 3-7. Pin Connection and Pin Protection
Figure 3-8. Coil Input Impedance
2 k Ω
Divider impedance
143 k
Ω
to 5 M
Ω
2 k Ω
7
VDD
VDD
N_WAKEUP
N_DATA
RESET
VDD
TST1
TST2
VSS
COIL_X
6
VDD
ATA5283
VDD
VDD
1 k Ω
VDD
5
8
2
3
4
1
1 100 1000 10000 10
10000
1000
100
Coil Input Signal (mV
pp
)
Z (k
Ω
)
min.
max.
typ.