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| TCA5013 Datasheet, PDF (56/68 Pages) Texas Instruments – Feature Rich Smartcard Interface IC | |||
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TCA5013
SCPS253B â JANUARY 2014 â REVISED JANUARY 2016
www.ti.com
9 Application and Implementation
9.1 Application Information
TCA5013 is a smartcard interface IC that is used in POS terminals that support EMV 4.3, ISO7816 - 3 and ISO
7816 - 10 smartcards. The below application note provides general guidelines for implementing the device in a
POS terminal.
9.2 Typical Application
VDD=VDDI= 3.3 V
100nF
CVDD =
100uF
LVDD =
10uH
DVUP
CVUP =
10uF
100nF
VDDI
10k
10k 10k 10k 10k
SDA
SCL
INT
GPIO1
GPIO2
GPIO3
GPIO4
SHDN
IOMC1
CLKIN1
IOMC2
CLKIN2
TCA5013
PRES
C8
C4
IOUC
CLKUC
RSTUC
VCCUC
GNDUC
200nF
User
Card
Slot
IOS1
CLKS1
RSTS1
VCCS1
GNDS
SAM1
Card
200nF Slot
IOS2
CLKS2
RSTS2
VCCS2
GNDS
SAM2
Card
200nF Slot
IOS3
CLKS3
RSTS3
VCCS3
GNDS
SAM3
Card
200nF Slot
1uF
Figure 26. POS Terminal Typical Application
56
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