73S1121F
EMV Smart-Card Terminal Controller
with Built-in Dual ISO-7816 Interface and USB
DATA SHEET
FUNCTIONAL DIAGRAM
VPC
2
VNC
16
8
VCC1 VCC2
CC1P
Access Control
4kB XRAM
+
ROM
Ext. Memory
Interface
64kB
Flash
Boot-Loader
CC1N
CC2P
1kB IRAM
DC-to-DC
Converters
CC2N
128B IFB
(Flash)
VCCIN1
VCCIN2
GND_RTN
5
COL(4:0)
Keyboard
6
Interface
ROW(5:0)
VCC1
CLK1
RST1
IO1
ISO-7816
Driver and
Sequencer
4
LCD_DAT(3:0)
8052
Core
LCD_En
C41
LCD I/Os
LCD_RW
C81
DET_CARD1
LCD_RS
ICC#1
ISO-7816
UART
VCC1
CLK1
RST1
IO1
8
USR(7:0)
ISO-7816
Driver and
Sequencer
I/Os
VPG
C41
C81
GPIOs
4
GPIO(3:0)
DET_CARD1
ICC#2
Timer
T0
SCLK
SIO
Interface for
Ext. ICCs
3
SC4
SC8
ANA_IN(5:3)
Timer
T1
OSCIN12
PLL & Clock
Circuitry
12MHz Main
Oscillator
Timer
T2
OSCOUT12
OSCIN32
8
Vref Divider
32.768kHz
Sub-System
Oscillator
RTC
Counter
OSCOUT32
2.5V
VREF
Vref.
USB
Serial
UART
Full Speed
12Mbps
5
5
VPA
VNA
VPD
VND
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© 2005 TERIDIAN Semiconductor Corporation
Rev 2.3
TERIDIAN [ TERIDIAN SEMICONDUCTOR CORPORATION ]
