芯片TDA8024T/C1

原装  欢迎询价订货1 FEATURES
· IC card interface
· 3 or 5 V supply for the IC (VDD and GND)
· Three specifically protected half-duplex bidirectional
buffered I/O lines to card contacts C4, C7 and C8
· DC/DC converter for VCC generation separately
powered from a 5 V ± 20% supply (VDDP and PGND)
· 3 or 5 V ± 5% regulated card supply voltage (VCC) with
appropriate decoupling has the following capabilities:
– ICC < 80 mA at VDDP = 4 to 6.5 V
– Handles current spikes of 40 nAs up to 20 MHz
– Controls rise and fall times
– Filtered overload detection at approximately 120 mA

2 APPLICATIONS
· IC card readers for banking
· Electronic payment
· Identification
· Pay TV