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ST7291L2 Datasheet(PDF) 1 Page - STMicroelectronics |
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ST7291L2 Datasheet(HTML) 1 Page - STMicroelectronics |
1 / 5 page December 1997 1/5 This is preliminary information ona new product in development orundergoing evaluation. Details are subject to change without notice. R ST7291L 8-BIT MCU WITH 8/12/16/24 /32K ROM, TIMER, SUPPLY SUPERVISOR AND CARRIER FREQUENCY GENERATOR BRIEF DATA s 2 to 5.5V Supply Operating Range s 8MHz Maximum Clock Frequency s Fully Static Operation s 0to +70 °C Operating Temperature Range s Run, Wait, Stop and RAM Retention modes s User ROM: 12/16/24/ 32 Kbytes s Data RAM: 256/384 bytes s 28 pin SO Plastic Packages s 21 Bidirectional I/O lines s 8 standard Push-pull I/Os with wake-up feature 13 standard Push-pull I/Os s 16-bit Timer with Output Compare (no output pin) s Low Voltage Detector (LVD) s Interrupt Wake-up function s IR Carrier Frequency Generator s 8-bit Data Manipulation s 63 Basic Instructions s 17 main Addressing Modes s 8x8 Unsigned Multiply instruction s True Bit Manipulation s Complete Development Support on PC/DOS/ Windows 3.1x/95/NT with Real-Time Emulator s Full Software Package (Cross -Assembler, Debugger) s Full Hardware Emulator s EPROM and OTP support DEVICE SUMMARY Note 1. This device is in development, consult your SGS-TH OMSON representative for the current status. Figure 1. Pin Description Notes: 1. PC1 on ST7291L2/L3/L4; software selectable as OP on ST7291L6/L5/L5A DEVICE ROM (Bytes) RAM (Bytes) CARRIER GENERATOR ST7291L6(1) 32K 384 Yes ST7291L5 24K 384 Yes ST7291L5A 16K 384 Yes ST7291L4 16K 256 No ST7291L3 12K 256 No ST7291L2 8K 256 No PSO28 (See end of Datasheet for Ordering Information) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 VDD RESET WKP PA7 PA6 PA1 PC0 PA5 PA4 PA3 OSCin OSCout PC1/OP (1) PC6 PC7 PB6 PB5 PB4 PB3 PB2 28 27 26 25 24 23 22 21 PA2 PA0 PB0 PB1 VSS TEST PC5 PB7 1 |
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