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ST72325 Datasheet(HTML) 1 Page - STMicroelectronics

Part No. ST72325
Description  8-BIT MCU WITH 16 TO 60K FLASH/ROM, ADC, CSS, FIVE TIMERS, SPI, SCI, I2C INTERFACE
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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ST72325 Datasheet(HTML) 1 Page - STMicroelectronics

 
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September 2005
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This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
Rev. 1
ST72325
8-BIT MCU WITH 16 TO 60K FLASH/ROM, ADC, CSS,
FIVE TIMERS, SPI, SCI, I2C INTERFACE
PRELIMINARY DATA
Memories
– 16K to 60K dual voltage High Density Flash
(HDFlash) or up to 32K ROM with read-out
protection capability. In-Application Program-
ming and In-Circuit Programming for HDFlash
devices
– 512 to 2048 bytes RAM
– HDFlash endurance: 100 cycles, data reten-
tion: 40 years at 85°C
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 os-
cillators, internal RC oscillator and bypass for
external clock
– PLL for 2x frequency multiplication
– Four Power Saving Modes: Halt, Active-Halt,
Wait and Slow
– Clock Security System
Interrupt Management
– Nested interrupt controller
– 14 interrupt vectors plus TRAP and RESET
– Top Level Interrupt (TLI) pin on 64-pin devices
– 9/6 external interrupt lines (on 4 vectors)
Up to 48 I/O Ports
– 48/32/24 multifunctional bidirectional I/O lines
– 34/22/17 alternate function lines
– 16/12/10 high sink outputs
5 Timers
– Main Clock Controller with: Real time base,
Beep and Clock-out capabilities
– 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
– 8-bit PWM Auto-reload timer with: 2 input cap-
tures, 4 PWM outputs, output compare and
time base interrupt, external clock with event
detector
3 Communications Interfaces
– SPI synchronous serial interface
– SCI asynchronous serial interface
–I2C multimaster interface
1 Analog peripheral (low current coupling)
– 10-bit ADC with up to 16 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
– DM (Debug module)
Device Summary
TQFP44
10 x 10
TQFP32
7 x 7
TQFP48
7 x 7
TQFP64
10 x 10
SDIP42
600 mil
SDIP32
400 mil
TQFP64
14 x 14
Features
ST72325
(C/J/K)4
ST72325
(C/J/K)6
ST72F325
(C/J/K)4
ST72F325
(AR/C/J/K)6
ST72F325
(R/AR/C/J)7
ST72F325
(R/AR/C/J)9
Program memory - bytes
ROM 16K
ROM 32K
Flash 16K
Flash 32K
Flash 48K
Flash 60K
RAM (stack) - bytes
512 (256)
1024(256)
512 (256)
1024(256)
1536 (256)
2048(256)
Operating Voltage
3.8V to 5.5V
Temp. Range
up to -40°C to +125°C
Package
TQFP48 (C), TQFP44/SDIP42 (J),
TQFP32/DIP32 (K)
TQFP64 10x10 (AR),
TQFP48 (C),
TQFP44/ SDIP42 (J),
TQFP32/DIP32 (K)
TQFP64 14x14(R), TQFP64 10x10(AR),
TQFP48 (C), TQFP44 (J)
1


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