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EM4100B5WW27E Datasheet(PDF) 3 Page - EM Microelectronic - MARIN SA |
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EM4100B5WW27E Datasheet(HTML) 3 Page - EM Microelectronic - MARIN SA |
3 / 9 page R EM4100 Copyright © 2004, EM Microelectronic-Marin SA 3 www.emmicroelectronic.com Electrical Characteristics VDD = 1.5V, VSS = 0V, fC1 = 134kHz square wave, Ta = 25°C VC1 = 1.0V with positive peak at VDD and negative peak at VDD -1V unless otherwise specified Parameter Symbol Test Conditions Min. Typ. Max. Units Supply Voltage Rectified Supply Voltage Coil1 - Coil2 Capacitance Power Supply Capacitor VDD VDDREC Cres Csup VCOIL1 - VCOIL2 = 2.8 VDC Modulator switch = “ON” Vcoil=100mVRMS f=10kHz 1.5 1.5 74 2) 120 1) V V pF pF Biphase & Manchester Versions Supply Current C2 pad Modulator ON voltage drop C1 pad Modulator ON voltage drop IDD VONC2 VONC1 VDD=1.5V IVDDC2=100µA with ref. to VDD VDD=5.0V IVDDC2=1mA with ref. to VDD VDD=5.0V IVDDC1=1mA with ref. to VDD 0.9 2.1 2.1 0.63 1.1 2.3 2.3 1.5 1.3 2.8 2.8 µA V V V PSK Version Supply Current PSK C2 pad Modulator ON voltage drop IDDPSK VONC2PSK VDD=1.5V IVDDC2=100µA with ref. to VDD 0.3 0.92 0.6 2 0.9 µA V Note 1) The maximum voltage is defined by forcing 10mA on COIL1 - COIL2 Note 2) The tolerance of the resonant capacitor is ± 15% over the whole production. Optional reduced tolerance on request On a wafer basis, the tolerance is ± 2% Timing Characteristics VDD = 1.5V, VSS = 0V, fcoil = 134kHz square wave, Ta = 25°C VC1 = 1.0V with positive peak at VDD and negative peak at VDD -1V unless otherwise specified Timings are derived from the field frequency and are specified as a number of RF periods. Parameter Symbol Test Conditions Value Units Read Bit Period Trdb depending on option 64, 32, 16 RF periods Timing Waveforms BIT n BIT n+1 BIT n+2 64, 32 or 16 T OC, depending on option T OC COIL1 Serial Data Out Fig. 4 |
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