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ST72324_05 Datasheet(PDF) 1 Page - STMicroelectronics

Part No. ST72324_05
Description  5V RANGE 8-BIT MCU WITH 8 TO 32K FLASH, 10-BIT ADC, 4 TIMERS, SPI, SCI INTERFACE
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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 1 page
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November 2005
1/163
Rev. 4
ST72324
5V RANGE 8-BIT MCU WITH 8 TO 32K FLASH,
10-BIT ADC, 4 TIMERS, SPI, SCI INTERFACE
Memories
– 8 to 32K dual voltage High Density Flash (HD-
Flash) with read-out protection capability. In-
Application Programming and In-Circuit Pro-
gramming for HDFlash devices
– 384 to 1K bytes RAM
– HDFlash endurance: 100 cycles, data reten-
tion: 20 years at 55°C
Clock, Reset And Supply Management
– Enhanced low voltage supervisor (LVD) for
main supply with programmable reset thresh-
olds and auxiliary voltage detector (AVD) with
interrupt capability
– Clock sources: crystal/ceramic resonator os-
cillators, internal RC oscillator, clock security
system and bypass for external clock
– PLL for 2x frequency multiplication
– Four Power Saving Modes: Halt, Active-Halt,
Wait and Slow
Interrupt Management
– Nested interrupt controller
– 10 interrupt vectors plus TRAP and RESET
– 9/6 external interrupt lines (on 4 vectors)
Up to 32 I/O Ports
– 32/24 multifunctional bidirectional I/O lines
– 22/17 alternate function lines
– 12/10 high sink outputs
4 Timers
– Main Clock Controller with: Real time base,
Beep and Clock-out capabilities
– Configurable watchdog timer
– 16-bit Timer A with: 1 input capture, 1 output
compare, external clock input, PWM and
pulse generator modes
– 16-bit Timer B with: 2 input captures, 2 output
compares, PWM and pulse generator modes
2 Communication Interfaces
– SPI synchronous serial interface
– SCI asynchronous serial interface
1 Analog Peripheral (low current coupling)
– 10-bit ADC with up to 12 robust input ports
Instruction Set
– 8-bit Data Manipulation
– 63 Basic Instructions
– 17 main Addressing Modes
– 8 x 8 Unsigned Multiply Instruction
Development Tools
– Full hardware/software development package
– In-Circuit Testing capability
Device Summary
TQFP44
10 x 10
SDIP42
600 mil
SDIP32
400 mil
TQFP32
7 x 7
Features
ST72F324(J/K)61
ST72F324(J/K)41
ST72F324(J/K)21
Program memory -
bytes
Flash 32K
Flash 16K
Flash 8K
RAM (stack) - bytes
1024 (256)
512 (256)
384 (256)
Voltage Range
3.8V to 5.5V
Temp. Range
up to -40°C to +125°C
Packages
SDIP42, TQFP44 10x10,SDIP32, TQFP32 7x7
1For new designs in standard and industrial applications, use ST72F324B(J/K) order codes, refer to separate datasheet
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