ST8024

SMARTCARD INTERFACE

Description TheST8024isacompletelowcostanaloginterfaceforasynchronous3Vand5Vsmartcards.Itcanbeplacedbetweenthecardandthemicrocontrollerwithfewexternalcomponentstoperformallsupplyprotectionandcontrolfunctions.ST8024isadirectreplacementofST8004.

ST8024

COM/SEG LCD Driver

DESCRIPTION TheST8024isa240-outputsegment/commondriverICsuitablefordrivinglarge/mediumscaledotmatrixLCDpanels,andisusedinpersonalcomputers/workstations.TheST8024isgoodbothasasegmentdriverandacommondriver,anditcancreatealowpowerconsuming,high-resolutionLC

ST8024

COM/SEG LCD Driver; \u0001Number of LCD drive outputs: 240\n\u0001Supply voltage for LCD drive: +15.0 to +30.0 V\n\u0001Supply voltage for the logic system: +2.5 to +5.5 V\n\u0001Low power consumption\n\u0001Low output impedance;

DESCRIPTION\nThe ST8024is a 240-output segment/common driver IC suitable for driving large/medium scale dot matrixLCD panels, and is used in personal computers/work stations. The ST8024is good both as a segment driver and a common driver,and it can create a low powerconsuming, high-resolution LCD.FEATURES\n\u0001Number of LCD drive outputs: 240\n\u0001Supply voltage for LCD drive: +15.0 to +30.0 V\n\u0001Supply voltage for the logic system: +2.5 to +5.5 V\n\u0001Low power consumption\n\u0001Low output impedance

ST8024

智能卡接口; • 26 MHz integrated crystal oscillator \n• Enhanced ESD protection on card side (> 6 kV) \n• Non-inverted control of RST via pin RSTIN \n• Clock generation for cards up to 20 MHz (divided by 1, 2, 4 or 8 through CLKDIV1 and CLKDIV2 signals) with synchronous frequency changes \n• Supply supervisor for spike-killing during power-on and power-off and power-on reset (threshold fixed internally or externally by a resistor bridge) \n• ISO 7816, GSM11.11 and EMV (payment systems) compatibility \n• One multiplexed status signal off \n• Built-in debounce on card presence contacts• Thermal and short-circuit protection on all card contacts \n• 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 VHandles current spikes of 40 nA up to 20 MHzControls rise and fall timesFiltered overload detection at approximately 120 mA \n• Designed to be compatible with the NDS conditional access system \n• 3 or 5 V supply for the IC (VDD and GND) \n• IC card interface \n• DC-DC converter for VCC generation separately powered from a 5 V ± 20% supply (VDDP and PGND) \n• Automatic activation and deactivation sequences; initiated by software or by hardware in the event of a short-circuit, card take-off, overheating, VDD or VDDP drop-out \n• Three specifically protected half-duplex bidirectional buffered I/O lines to card contacts C4, C7 and C8;

The ST8024 is a complete low cost analog interface for asynchronous 3 V and 5 V smart cards. It can be placed between the card and the microcontroller with few external components to perform all supply protection and control functions. ST8024 is a direct replacement of ST8004.\n\n Main applications are: smartcard readers for settop- box, IC card readers for banking, identification, pay TV.\n\n

ST8024

Smartcard interface

ST8024

Smartcard interface

ST8024CD

SMARTCARD INTERFACE

Description TheST8024isacompletelowcostanaloginterfaceforasynchronous3Vand5Vsmartcards.Itcanbeplacedbetweenthecardandthemicrocontrollerwithfewexternalcomponentstoperformallsupplyprotectionandcontrolfunctions.ST8024isadirectreplacementofST8004.

ST8024CDR

SMARTCARD INTERFACE

Description TheST8024isacompletelowcostanaloginterfaceforasynchronous3Vand5Vsmartcards.Itcanbeplacedbetweenthecardandthemicrocontrollerwithfewexternalcomponentstoperformallsupplyprotectionandcontrolfunctions.ST8024isadirectreplacementofST8004.

ST8024CTR

SMARTCARD INTERFACE

Description TheST8024isacompletelowcostanaloginterfaceforasynchronous3Vand5Vsmartcards.Itcanbeplacedbetweenthecardandthemicrocontrollerwithfewexternalcomponentstoperformallsupplyprotectionandcontrolfunctions.ST8024isadirectreplacementofST8004.

ST8024L

智能卡接口; • Designed to be compatible with the NDS conditional access system (except ST8024LTR) \n• ISO 7816, GSM11.11 and EMV 4.2 (payment systems) compatible \n• IC card interface \n• 3 V or 5 V supply for the ST8024L device (VDD) \n• Three specifically protected half-duplex bi-directional buffered I/O lines to card contacts C4, C7 and C8 \n• Step-up converter for VCCgeneration separately powered by a 5 V ± 20% supply (VDDPand PGND) \n• 1.8 V ± 6.5%, 3 V or 5 V ± 5% regulated card supply voltage (VCC) with appropriate decoupling has the following capabilities: \n •ICC< 80 mA at VDDP= 4.75 to 6.5 V \n •Handles current spikes of 40 nA up to 20 MHz \n •Controls rise and fall times \n •Filtered overload detection at ~120 mA \n• Thermal and short-circuit protection on all card contacts• Automatic activation and deactivation sequences; initiated by software or by hardware in the event of a short-circuit, card take-off, overheating, VDDor VDDPdropout \n• Enhanced ESD protection on card side (>6 kV) \n• 26 MHz integrated crystal oscillator \n• Built-in debounce on card presence contacts \n• One multiplexed status signalOFF \n• Non-inverted control of RST via pin RSTIN \n• Clock generation for cards up to 20 MHz (divided by 1, 2, 4 or 8 through CLKDIV1 and CLKDIV2 signals) with synchronous frequency changes \n• Supply supervisor for spike-killing during power-on and power-off and power-on reset (threshold fixed internally or externally by a resistor divider);

The ST8024L is a complete low-cost analog interface for asynchronous Class A, B, and C smartcards. It can be placed between the card and the microcontroller with few external components to perform all supply protection and control functions. The ST8024LCDR and ST8024LCTR are compatible with the ST8024 (with the exception of Vth(ext)rise/fallvalue).\n\n