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ST72F321J7TARS

Description
8-BIT, FLASH, 8MHz, MICROCONTROLLER, PQFP44, 10 X 10 MM, ROHS COMPLIANT, LQFP-44
CategoryThe embedded processor and controller    Microcontrollers and processors   
File Size2MB,243 Pages
ManufacturerSTMicroelectronics
Websitehttp://www.st.com/
Download Datasheet Parametric View All

ST72F321J7TARS Overview

8-BIT, FLASH, 8MHz, MICROCONTROLLER, PQFP44, 10 X 10 MM, ROHS COMPLIANT, LQFP-44

ST72F321J7TARS Parametric

Parameter NameAttribute value
MakerSTMicroelectronics
Parts packaging codeQFP
package instruction10 X 10 MM, ROHS COMPLIANT, LQFP-44
Contacts44
Reach Compliance Codecompliant
Has ADCYES
Address bus width
bit size8
maximum clock frequency16 MHz
DAC channelNO
DMA channelNO
External data bus width
JESD-30 codeS-PQFP-G44
length10 mm
Number of I/O lines32
Number of terminals44
On-chip program ROM width8
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
PWM channelYES
Package body materialPLASTIC/EPOXY
encapsulated codeLQFP
Package shapeSQUARE
Package formFLATPACK, LOW PROFILE
RAM (bytes)1536
rom(word)49152
ROM programmabilityFLASH
Maximum seat height1.6 mm
speed8 MHz
Maximum supply voltage5.5 V
Minimum supply voltage3.8 V
Nominal supply voltage5 V
surface mountYES
technologyCMOS
Temperature levelINDUSTRIAL
Terminal formGULL WING
Terminal pitch0.8 mm
Terminal locationQUAD
width10 mm
uPs/uCs/peripheral integrated circuit typeMICROCONTROLLER
ST72321xx-Auto
8-bit MCU for automotive with 32/60 Kbyte Flash/ROM,
ADC, 5 timers, SPI, SCI, I2C interface
Features
Memories
32 to 60 Kbyte dual voltage High Density Flash
(HDFlash) or ROM ROM with readout
protection capability. In-application
programming and in-circuit programming for
HDFlash devices
1 to 2 Kbyte RAM
HDFlash endurance: 100 cycles, data retention
20 years
LQFP64
10 x 10
LQFP64
14 x 14
LQFP44
10 x 10
5 timers
Clock, reset and supply management
Enhanced low voltage supervisor (LVD) for
main supply and auxiliary voltage detector
(AVD) with interrupt capability
Clock sources: crystal/ceramic resonator
oscillators, internal RC oscillator and bypass
for external clock
PLL for 2x frequency multiplication
4 power saving modes: Halt, Active Halt, Wait
and Slow
Main clock controller with Real-time base,
Beep and Clock-out capabilities
Configurable watchdog timer
Two 16-bit timers with 2 input captures, 2
output compares, external clock input on 1
timer, PWM and pulse generator modes
8-bit PWM auto-reload timer with 2 input
captures, 4 PWM outputs, output compare and
time base interrupt, external clock with event
detector
3 communications interfaces
Interrupt management
SPI synchronous serial interface
SCI asynchronous serial interface
I
2
C multimaster interface
Nested interrupt controller
14 interrupt vectors plus TRAP and RESET
Top Level Interrupt (TLI) pin on 64-pin devices
15 external interrupt lines (on 4 vectors)
Instruction set
1 analog peripheral
8-bit data manipulation
63 basic instructions
17 main addressing modes
8x8 unsigned multiply instruction
10-bit ADC with up to 16 input ports
Development tools
Up to 48 I/O ports
48//32 multifunctional bidirectional I/O lines
34//22 alternate function lines
16//12 high sink outputs
Full hardware/software development package,
ICT capability
Device summary
Part number
Table 1.
Reference
ST72321AR6-Auto,
ST72321R6-Auto,
ST72321AR7-Auto,
ST72321xx-Auto
ST72321J7-Auto, ST72321R7-Auto
ST72321AR9-Auto,
ST72321J9-Auto, ST72321R9-Auto
August 2010
Doc ID 13829 Rev 1
1/243
www.st.com
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