ST52T520/E520 (R) 8-BIT INTELLIGENT CONTROLLER UNIT (ICU) Two Timer/PWMs, ADC, I2C, SPI TARGET SPECIFICATION Memories Up to 8 Kbytes EPROM/OTP Up to 512 bytes of RAM Readout protection Core Register File based architecture 105 basic instructions Hardware multiplication and division Decision Processor for the implementation of Fuzzy Logic algorithms Deep configurable System and User Stacks Clock and Power Supply Up to 24 MHz clock frequency. Power-On Reset (POR) and Low Voltage Detector (LVD) Power Saving features Interrupts Up to 8 interrupt vectors Non-Maskable Interrupt (NMI) Two Port Interrupts with up to 16 sources Peripherals On-chip 8-bit A/D Converter with 8 channel analog multiplexer. 2 Programmable 16 bit Timer/PWMs with internal 16-bit Prescaler featuring: I/O Ports 14 or 22 I/O PINs configurable in pull-up, pushpull, weak pull-up, open-drain and highimpedance High current sink/source in all pins - PWM output - Input capture - Output compare - Pulse generator mode Watchdog timer I2C Peripheral with master and slave mode 3-wire SPI Peripheral supporting Single Master and Multi Master SPI modes Development tools High level Software tools `C' Compiler Emulator Low cost Programmer Gang Programmer September 2001 1/4 This is preliminary information on a new product foreseen to be developed. Details are subject to change without notice. ST52T520/E520 Figure 1. ST52x520 Block Diagram I2C PROGRAM MEMORY PA7:0 PORT A EPROM/OTP DATA RAM 256 bytes TIMER/PWM 0 MEMORY INTERFACE TIMER/PWM 1 CORE PORT B ALU & DPU PB7:0 DECISION PROCESSOR ADC CONTROL UNIT Register File 256 bytes PORT C Input registers PC5:0 SPI PC POWER SUPPLY & LVD VDD 2/4 WATCHDOG FLAGS VPP VSS OSCILLATOR POWER ON RESET OSCIN OSCOUT RESET ST52T520/E520 Table 1. ST52x520 Devices Summary Device NVM RAM EEPROM Timers ADC Comms I/O Package ST52T520F0py 1 K OTP 256 - 2X16-bit 8-bit 6 Ch I2 C 14 Dip/So 20 ST52T520G0py 1 K OTP 256 - 2X16-bit 8-bit 8 Ch I2C SPI 22 Dip/So 28 ST52T520F1py 2 K OTP 256 - 2X16-bit 8-bit 6 Ch I2 C 14 Dip/So 20 ST52T520G1py 2 K OTP 256 - 2X16-bit 8-bit 8 Ch I2C SPI 22 Dip/So 28 ST52T520F2py 4 K OTP 512 - 2X16-bit 8-bit 6 Ch I2 C 14 Dip/So 20 ST52T520G2py 4 K OTP 512 - 2X16-bit 8-bit 8 Ch I2C SPI 22 Dip/So 28 ST52T520F3py 8 K OTP 512 - 2X16-bit 8-bit 6 Ch I2 C 14 Dip/So 20 ST52T520G3py 8 K OTP 512 - 2X16-bit 8-bit 8 Ch I2C SPI 22 Dip/So 28 ST52E520F3D6 8 K EPROM 512 - 2X16-bit 8-bit 6 Ch I2 C 14 CDip 20 ST52E520G3D6 8 K EPROM 512 - 2X16-bit 8-bit 8 Ch I2C SPI 22 CDip 28 Table 2. ST52x520 Common Features COMMON FEATURES ST52x520 Watchdog Yes Other Features NMI, LVD, POR Temperature Range From -40 to +85 Operating Supply 3 - 5.5 V CPU Frequency from 1 to 24 MHz. Legend: Sales code: ST52tnnncmpy Memory type (t): F=FLASH, T=OTP, E=EPROM Subfamily (nnn): 500, 503, 504, 510, 513, 514, 520, 521, 530 Pin Count (c): Y=16 pins, F=20 pins, G=28 pins, K=32/34 pins, J=42/44 pins Memory Size (m): 0=1 Kb, 1=2 Kb, 2=4 Kb, 3=8 Kb Packages (p): B=PDIP, D=CDIP, M=PSO, T=TQFP Temperature (y): 0=+25, 1=0 +70, 3=-40 +125, 5=-10 +85, 6=-40 +85, 7=-40 +105 3/4 ST52T520/E520 Full Product Information at http://mcu.st.com Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics (c) 2001 STMicroelectronics - Printed in Italy - All Rights Reserved STMicroelectronics GROUP OF COMPANIES Australia - Brazil - China - Canada - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - U.S.A. http://www.st.com 4/4