品牌索引
产品分类 > 小信号开关二极管> 瞬态电压抑制器TVS/ESD> 双极管二极管> 调谐二极管> 齐纳(稳压)二极管> 小信号肖特基二极管> 频带转换二极管> 中/高功率管> 射频PIN二极管> Sinterglass二极管> 整流器 > N沟道(N-Channel)> P沟道(P-Channel)> 双N沟道(Dual N-Channel)> 双P沟道(Dual P-Channel)> 双N和P沟道(Dual N and P-Channel)
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产品介绍 73S8009C FEATURES
• Smart card Interface: • Complies with ISO-7816-3 and EMV 4.1 and derivative standards • A DC-DC Converter provides 1.8 V/3 V/5 V to the card from a wide range of external power supply inputs • Provides up to 65 mA to the card • ISO-7816-3 Card emergency deactivation sequencer • 2 voltage supervisors detect voltage drops on the VCC (card) and VDD (digital) power supplies • Card over-current detection 150 mA max. • 2 card detection inputs, 1 for either user polarity • Auxiliary I/O lines for synchronous and ISO-7816-12 USB card support • Card CLK clock frequency up to 20 MHz • 6 kV ESD and short circuit protection on the card interface • System Controller Interface: • 5 Signal images of the card signals (RSTIN, CLKIN, I/OUC, AUX1UC and AUX2UC) • 2 Inputs activate and select the card voltage (CMDVCC% and CMDVCC#) • 2 Outputs, interrupt to the system controller (OFF and RDY), to inform the system controller of the card presence / faults and status of the interface • 1 Chip Select input • 2 Handshaking signals for proper shutdown sequencing of all output supply voltages (OFF_REQ, OFF_ACK) • ON/OFF Main System Switch: • Input for an SPST momentary switch to ground |
