R
ST72752
BRIEF DATA
8-BIT MCU FOR MONITORS WITH UP TO 32K ROM, 1K RAM, ADC,
TIMER, SYNC, PWM/BRM, DDC/DMA & I
2
C
s
s
s
s
s
s
s
s
s
s
s
s
s
s
s
s
s
s
s
s
s
s
s
User ROM/OTP/EPROM: up to 32 Kbytes
Data RAM: up to 1 Kbytes (256 bytes stack)
8 MHz Maximum Internal Clock Frequency in
fast mode, 4 MHz in normal mode
Run, Wait and Halt CPU modes
Sync Processor for Mode Recognition, power
management and composite video blanking,
clamping
and
free-running
frequency
generation.
鈥?Corrector mode
鈥?Analyzer mode
Fast I
2
C Multi Master Interface
DDC Bus Interface fully compliant with DDC1,
2B, 2B+, 2AB, 2Bi standards
23 I/O lines
鈥?1 high current I/O (10 mA)
鈥?Up to 5 high voltage outputs (9V)
16-bit timer with 2 input captures and 2 output
compare functions (with 1 output pin)
8-bit Analog to Digital Converter with 4
channels on port B
8 10-bit PWM/BRM Digital to Analog outputs
One 12-bit PWM/BRM Digital to Analog output
Master Reset and Power on/off reset
1
Programmable Watchdog for system reliability
42-pin Shrink Dual In line Plastic package
Fully static operation
0 to + 70
o
C Operating Temperature Range
4.0V to 5.5V supply operating range
24 MHz Quartz Oscillator
63 basic instructions/17 main address modes
8x8 unsigned multiply instruction
True bit manipulation
Versatile Development Tools (DOS and
Windows) including assembler, linker, C-
compiler, archiver, source level debugger,
programmer, and hardware emulator
PSDIP42
See Ordering Information at the end of the Document
Device Summary
Features
ROM
(bytes)
RAM
(bytes)
ADC
Timer
I
2
C Bus
DDC/DMA
Sync
PWM
I/O
EPROM
Device
OTP
Device
ST72752J6
32K
1K
ST72752J5
24K
768
4 channels
1
one multimaster
yes
yes
9
23
ST72E752J6D1
ST72T752J6B1
ST72752J4
16K
512
Note 1:
Power On/Off reset not implemented in
this revision.
April 1998
This is preliminary information on a new product in development or undergoing evaluation. Details are subject to change without notice.
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