ST52E420 Datasheet | STMicroelectronics

features Interrupts Up to 5 interrupt vectors Top Level External Interrupt (INT) I/O Ports 19 I/O PINs configurable in Input and Output mode High current sink/source in all pins. Peripherals 3 Programmable 8-bit Timer/PWMs with internal 16-bit Prescaler featuring: - PWM output - Input capture - Output pare - Pulse generator mode On-chip 8-bit Sample and Hold A/D Converter with 8-channel analog multiplexer (ST52T420/ E420 only) Watchdog timer Development tools High level Software tools Emulator Low cost Programmer Gang Programmer Rev. 1.6 - November 2002 1/84 ST52T410/T420/E420 ST52T410/ST52x420 Device Summary Device NVM RAM Timers PWM 3x8-bit 3x8-bit 3x8-bit 3x8-bit 3x8-bit 3x8-bit 3x8-bit ADC SCI Watchdog Operating Supply 3.0-5.5 V 3.0-5.5 V 3.0-5.5 V 3.0-5.5 V 2.7-5.5 V 2.7-5.5 V 2.7-5.5 V I/O Package ST52T420G0py ST52T420G1py ST52T420G2py ST52E420G2D6 ST52T410G0py ST52T410G1py ST52T410G2py 1K OTP 2K OTP 4K OTP 4K EPROM 1K OTP 2K OTP 4K OTP 128 128 128 128 128 128 128 8-Ch 8-Ch 8-Ch 8-Ch - Yes Yes Yes Yes Yes Yes Yes 19 19 19 19 19 19 19 Dip/So 28 Dip/So 28 Dip/So 28 Cdip 28 Dip/So 28 Dip/So 28 Dip/So 28 2/84 ST52T410/T420/E420 TABLE TENTS OF CON- TABLE OF CONTENTS - . .7 - 7 8 . . . . .12 1 GENERAL DESCRIPTION - - - - - - - - . 7 1.1 Introduction - - - - . . . 1.2 Functional Description - - . . . . 1.2.1 Memory Programming Mode - 1.2.2 Working mode- - - . . 1.3 Pin Description - - - . . . . . 2 INTERNAL ARCHITECTURE- -...