73S1210F Maxim, 73S1210F Datasheet - Page 7

• Manufacturer Part Number: 73S1210F
• Description: The 73S1210F is a versatile and economical CMOS system-on-chip (SoC) device intended for smart card reader applications
• Manufacturer: Maxim

DS_1210F_001
Rev. 1.4
Pins only available on 68-pin package.
Pins available on both 68 and 44-pin packages.
ROW0
ROW1
ROW2
ROW3
ROW4
ROW5
X12IN
GND
VDD
VDD
USR0
X12OUT
USR1
USR2
USR3
USR6
USR7
USR4
USR5
COL2
COL0
COL1
COL3
COL4
INTERFACE
OSCILLATOR
KEYPAD
12MHz
TIMEBASES
PLL
and
Figure 1: IC Functional Block Diagram
FLASH/ROM
INTERFACE
VOLTAGE REFERENCE
PROGRAM
MEMORY
VPD REGULATOR
FLASH
XRAM
DATA
32KB
AND FUSE TRIM
2KB
CIRCUITRY
MEMORY_
CONTROL
CONTROL
SERIAL
SCRATCH
PORTS
RAM_
SFR_
PMU
IRAM
256B
ICE INTERFACE
and SFR LOGIC
PERIPHERAL
OCDSI
INTERFACE
ALU
TIMER_0_1
CONTROL
WATCH-
TIMER
DOG
UNIT
CORE
ISR
DRIVER
REGULATION
LED
CONTROL
AND VCC
POWER
LOGIC
INTERFACE
INTERFACE
EXTERNAL
SMART
SMART
MASTER
CARD
CARD
ISO
INT.
I
2
73S1210F Data Sheet
C
OFF_REQ
PRES
VDD
VCC
CLK
RST
ON_OFF
SCLK
AUX1
AUX2
SCL
SDA
GND
INT2
I/O
SIO
INT3
7