ST72411R Datasheet, PDF (1/71 Pages) STMicroelectronics – 8-BIT MCU WITH SMARTCARD INTERFACE, LCD DRIVER, 8-BIT TIMER, SAFE RESET AND SUPPLY MONITORING

ST72411R
8-BIT MCU WITH SMARTCARD INTERFACE, LCD DRIVER,
8-BIT TIMER, SAFE RESET AND SUPPLY MONITORING
PRODUCT PREVIEW
s Memories
– 4K Program memory
(ROM/FLASH) with read-out protection
– In-Situ Programming (remote ISP) for FLASH
devices using Smartcard or standard I/O lines
– 256-bytes RAM
s Clock, Reset and Supply Management
– Power-on supply at Smartcard insertion
– Low supply voltage detection for battery
monitoring
– Smart Card withdrawal detection
– On-chip main clock source
– 3 Power saving modes
– Clock-out capability for synchronous and
asynchronous Smartcards
s Smartcard Interface
– Smart Card Supply Supervisor with: 3V or 5V
voltage regulator and current overload protec-
tion
s 15 I/O Ports
– 15 multifunctional bidirectional I/O lines with:
external interrupt capability (2 vectors), 2 al-
ternate function lines, 5 I/Os for ISO7816-3
Smartcard interface, 1 I/O for Smartcard with-
drawal detection
s Display Driver
– LCD driver with 32 segment outputs and 4
backplane outputs able to drive up to 32x4
LCD displays
s Timer
– One 8-bit timer with: 9-bit prescaler, selecta-
ble input frequency with external clock input
option and event output signal generation ca-
pability
TQ FP64
14 x 14
s Instruction Set
– 8-bit Data Manipulation
– 63 Basic Instructions
– 17 main Addressing Modes
– 8 x 8 Unsigned Multiply Instruction
– True Bit Manipulation
s Development Tools
– Full hardware/software development package
Device Summary
Features
Program memory - bytes
RAM (stack) - bytes
Peripherals
Operating Supply
CPU Frequency
Temperature Range
Packages
Development device
ST72411R
4K
256 (64)
Smart Card supply interface, LCD Driver, 8-bit Timer
4V to 6.6V (5.5V min. for 5V Smartcard power supply output)
3.58 MHz (7.16 MHz internal oscillator)
0°C to +70°C
TQFP64 or Die Form
ST72C411R
January 2000
Rev. 1.4
1/71
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