ST62E40B Datasheet | STMicroelectronics

ST62T40B/E40B 8-BIT OTP/EPROM MCU WITH LCD DRIVER, EEPROM AND A/D CONVERTER 3.0 to 6.0V Supply Operating Range 8 MHz Maximum Clock Frequency .. s -40 to +85°C Operating Temperature Range s Run, Wait and Stop Modes s 5 Interrupt Vectors s Look-up Table capability in Program Memory s Data Storage in Program Memory: User selectable size s Data RAM: 192 bytes s Data EEPROM: 128 bytes s User Programmable Options s 24 I/O pins, fully programmable as: - Input with pull-up resistor - Input without pull-up resistor - Input with interrupt generation - Open-drain or push-pull output - Analog Input - LCD segments (8 biport lines) s 4 I/O lines can sink up to 20m A to drive LEDs or TRIACs directly s Two 8-bit Timer/Counter with 7-bit programmable prescaler s Digital Watchdog s 8-bit A/D Converter with 12 analog inputs s 8-bit Synchronous Peripheral Interface (SPI) s LCD driver with 45 segment outputs, 4 backplane outputs and selectable multiplexing ratio. s 32k Hz oscillator for stand-by LCD operation s Power Supply Supervisor (PSS) s On-chip Clock oscillator can be driven by Quartz Crystal or Ceramic resonator s One external Non-Maskable Interrupt s ST6240-EMU2 Emulation and Development System (connects to an MS-DOS PC via a parallel port). s s PQFP80 CQFP80W (See end of Datasheet for Ordering Information) DEVICE SUMMARY DEVICE ST62T40B ST62E40B OTP (Bytes) EPROM (Bytes) 7948 I/O Pins 16 to 24 16 to 24 Rev. 2.6 August 1999 1/72 Table of Contents Document Page ST62T40B/E40B - - - - - - - . . 1 1 GENERAL DESCRIPTION - - - - -...