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ST72254G1MA/XXX

Description
8-BIT, MROM, 8MHz, MICROCONTROLLER, PDSO28, 0.300 INCH, LEAD FREE, PLASTIC, SOIC-28
CategoryThe embedded processor and controller    Microcontrollers and processors   
File Size2MB,135 Pages
ManufacturerSTMicroelectronics
Websitehttp://www.st.com/
Environmental Compliance  
Download Datasheet Parametric View All

ST72254G1MA/XXX Overview

8-BIT, MROM, 8MHz, MICROCONTROLLER, PDSO28, 0.300 INCH, LEAD FREE, PLASTIC, SOIC-28

ST72254G1MA/XXX Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerSTMicroelectronics
Parts packaging codeSOIC
package instruction0.300 INCH, LEAD FREE, PLASTIC, SOIC-28
Contacts28
Reach Compliance Codecompliant
Has ADCYES
Address bus width
bit size8
CPU seriesST72
maximum clock frequency16 MHz
DAC channelNO
DMA channelNO
External data bus width
JESD-30 codeR-PDSO-G28
length17.9 mm
Number of I/O lines22
Number of terminals28
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
PWM channelYES
Package body materialPLASTIC/EPOXY
encapsulated codeSOP
Encapsulate equivalent codeSOP28,.4
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Peak Reflow Temperature (Celsius)NOT SPECIFIED
power supply3.3/5 V
Certification statusNot Qualified
RAM (bytes)256
rom(word)4096
ROM programmabilityMROM
Maximum seat height2.65 mm
speed8 MHz
Maximum slew rate9 mA
Maximum supply voltage5.5 V
Minimum supply voltage3.2 V
surface mountYES
technologyCMOS
Temperature levelINDUSTRIAL
Terminal formGULL WING
Terminal pitch1.27 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width7.5 mm
uPs/uCs/peripheral integrated circuit typeMICROCONTROLLER
ST72104Gx-Auto, ST72215Gx-Auto,
ST72216Gx-Auto, ST72254Gx-Auto
8-bit MCU for automotive with single voltage Flash/ROM memory,
ADC, 16-bit timers, SPI, I
2
C interfaces
Memories
– 4K or 8K bytes Program memory (ROM and
single voltage Flash) with readout protection
and in-situ programming (remote ISP)
– 256 bytes RAM
Clock, Reset and Supply Management
– Enhanced reset system
– Enhanced low voltage supply supervisor with
3 programmable levels
– Clock sources: crystal/ceramic resonator os-
cillators or RC oscillators, external clock,
backup Clock Security System
– Clock-out capability
– 3 Power Saving Modes: Halt, Wait and Slow
Interrupt Management
– 7 interrupt vectors plus TRAP and RESET
– 22 external interrupt lines (on 2 vectors)
22 I/O Ports
– 22 multifunctional bidirectional I/O lines
– 14 alternate function lines
– 8 high sink outputs
3 Timers
– Configurable watchdog timer
– Two 16-bit timers with: 2 input captures, 2 out-
put compares, external clock input on one tim-
er, PWM and Pulse generator modes (one
only on ST72104Gx-Auto and ST72216G1-
Auto)
SO28
2 Communications Interfaces
– SPI synchronous serial interface
– I2C multimaster interface
(only on ST72254Gx-Auto)
1 Analog Peripheral
– 8-bit ADC with 6 input channels
(except on ST72104Gx-Auto)
Instruction Set
– 8-bit data manipulation
– 63 basic instructions
– 17 main addressing modes
– 8 x 8 unsigned multiply instruction
– True bit manipulation
Development Tools
– Full hardware/software development package
Device Summary
ST72104G1- ST72104G2- ST72216G1- ST72215G2- ST72254G1- ST72254G2-
Auto
Auto
Auto
Auto
Auto
Auto
Program memory Flash/ROM 4 Kbytes
8 Kbytes
4 Kbytes
8 Kbytes
4 Kbytes
8 Kbytes
RAM (stack)
256 (128) bytes
Watchdog timer
One 16-bit timer
Two 16-bit timers
Peripherals
SPI
-
ADC
-
I2C
Operating Supply
3.2V to 5.5 V
CPU Frequency
Up to 8 MHz (with oscillator up to 16 MHz)
Operating Temperature
-40°C to +85°C / -40°C to +105°C / -40°C to +125C°
Packages
SO28
Features
Rev. 1
October 2007
1/135
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