TDA8030

· 83C51 core with 16 kbytes EPROM (ROM); 256 bytes RAM; 512 bytes AUXRAM; Timer 0,1, 2 and enhanced UART
· Full speed USB interface device which complies with USB 1.1 specification; accessible with MOVX instructions
· Control input and output; 1 generic input and output and 2 generic input end-points
· Compatible with bus powered and suspend mode supply current requirements
· Specific ISO7816 UART; accessible with MOVX instructions for automatic convention processing; variable baud rate through frequency or division ratio programming; error management at character level for T = 0 protocol; extra guard time register
· V_CC generation (5 or 3 V maximum current 55 mA or 1.8 V maximum current 35 mA) with controlled rise and fall times; current limitation and overload detection at 100 mA
· Cards clock generation with three times synchronous frequency doubling (12, 6, 3 and 1.5 MHz)
· Cards clock STOP HIGH or LOW or 1.25 MHz (from an integrated oscillator) for cards power reduction mode
· Automatic activation and deactivation sequences through an independent sequencer
· Supports the asynchronous protocols T = 0 and T = 1 in accordance with ISO7816 and EMV
· Versatile 24-bit time-out counter for Answer To Reset (ATR) and waiting times processing
· Supports synchronous cards
· Specific Elementary Time Unit (ETU) counter for Block Guard Time (BGT)
· Current limitations on cards contacts and emergency deactivation in case of over consumption or overheating
· Special circuitry for killing spikes during power-on or power-off
· Supply supervisor for power-on or power-off reset
· High efficiency inductive DC-to-DC converter for V_CC generation
· Soft switch on for avoiding current inrush at plug in
· Enhanced ESD protections on cards contacts (6 kV minimum)
· Software library for easy integration within the application.

The TDA8030; TDA8031 is a bus powered full-speed USB device. All analog and digital functions for an EMV compliant Smart Card Reader are built-in. The embedded 83C51 microcontroller has 16 kbytes EPROM (ROM for TDA8031), 256 bytes RAM and 512 bytes of AUXRAM.