HID iCLASS SE - Table 27: ISO;IEC14443 Type a Modulation Waveforms

iCLASS SE Reader Module Hardware Developer’s Guide, SE3200-902, Rev. C.1
February 2014 Page 44 of 52
Table 27: ISO/IEC14443 Type A Modulation Waveforms
T1
Pause Length
2.39µs
T2
Low Time
1.48µs
T3
Rise Time to 90%
551ns
T4
Rise Time to 60%
198ns
Overshoot 1.03%
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
2 7 12 17 22 27 32 37
H[A/m]
d[mm]
4090A10 Magnetic Field Strength H
H