8-BIT OTP/EPROM MCU
ST62T46B/E46B
8-BIT OTP/EPROM MCU WITH LCD DRIVER, EEPROM AND A/D CONVERTER
3.0 to 6.0V Supply Operating Range 8 MHz Max...
Description
ST62T46B/E46B
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 www.DataSheet4U.com 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: 128 bytes s Data EEPROM: 128 bytes s User Programmable Options s 20 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) s 4 I/O lines can sink up to 20mA 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 8 analog inputs s 8-bit Synchronous Peripheral Interface (SPI) s LCD driver with 27 segment outputs, 4 backplane outputs and selectable multiplexing ratio. s 32kHz 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
PSDIP56
CSDIP56W
(See end of Datasheet for Ordering Information)
DEVICE SUMMARY
DEVICE ST62T46B ST62E46B OTP
(Bytes)
3884
EPROM (Bytes) 3884
I/O Pins 12 to 20 12 to 20
Rev. 2.5
September 1998 1/72
337
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