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ST72411T1 Datasheet(PDF) 1 Page - STMicroelectronics |
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ST72411T1 Datasheet(HTML) 1 Page - STMicroelectronics |
1 / 71 page Rev. 1.4 January 2000 1/71 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 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 TQFP64 14 x 14 Features ST72411R Program memory - bytes 4K RAM (stack) - bytes 256 (64) Peripherals Smart Card supply interface, LCD Driver, 8-bit Timer Operating Supply 4V to 6.6V (5.5V min. for 5V Smartcard power supply output) CPU Frequency 3.58 MHz (7.16 MHz internal oscillator) Temperature Range 0 °C to +70°C Packages TQFP64 or Die Form Development device ST72C411R 1 |
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