ST6246 STMICROELECTRONICS [STMicroelectronics], ST6246 Datasheet - Page 69
ST6246
Manufacturer Part Number
ST6246
Description
8-BIT OTP/EPROM MCU WITH LCD DRIVER, EEPROM AND A/D CONVERTER
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.ST6246.pdf
(72 pages)
- Current page: 69 of 72
- Download datasheet (453Kb)
DEVICE SUMMARY
September 1998
– 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)
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: 128 bytes
Data EEPROM: 128 bytes
20 I/O pins, fully programmable as:
4 I/O lines can sink up to 20mA to drive LEDs or
TRIACs directly
Two
programmable prescaler
Digital Watchdog
8-bit A/D Converter with 8 analog inputs
8-bit Synchronous Peripheral Interface (SPI)
LCD driver with 27 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).
ST6246B
DEVICE
8-bit
Timer/Counter
ROM
3884
with
I/O Pins
12 to 20
8-BIT ROM MCU WITH LCD DRIVER,
7-bit
EEPROM AND A/D CONVERTER
(See end of Datasheet for Ordering Information)
PSDIP56
ST6246B
Rev. 2.5
69/72
405
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