ST62T40B

ST62T40B/E40B 8-BIT OTP/EPROM MCU WITH LCD DRIVER, EEPROM AND A/D CONVERTER s s s s s s s s s s s s s s s s s s s s s s 3.0 to 6.0V Supply Operating Range 8 MHz Maximum Clock Frequency -40 to +85°C Operating Temperature Range Run, Wait and Stop Modes 5 Interrupt Vectors Look-up Table capability in Program Memory Data Storage in Program Memory: User selectable size Data RAM: 192 bytes Data EEPROM: 128 bytes User Programmable Options 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 combiport lines) 4 I/O lines can sink up to 20mA to drive LEDs or TRIACs directly Two 8-bit Timer/Counter with 7-bit programmable prescaler Digital Watchdog 8-bit A/D Converter with 12 analog inputs 8-bit Synchronous Peripheral Interface (SPI) LCD driver with 45 segment outputs, 4 backplane outputs and selectable multiplexing ratio. 32kHz oscillator for stand-by LCD operation Power Supply Supervisor (PSS) On-chip Clock oscillator can be driven by Quartz Crystal or Ceramic resonator One external Non-Maskable Interrupt ST6240-EMU2 Emulation and Development System (connects to an MS-DOS PC via a parallel port). PQFP80 CQFP80W (See end of Datasheet for Ordering Information) DEVICE SUMMARY DEVICE ST62T40B ST62E40B OTP (Bytes) 7948 EPROM (Bytes) 7948 I/O Pins 16 to 24 16 to 24 Rev. 2.6 August 1999 1/72 1 Table of Contents Document Page ST62...