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ST72324BXX Datasheet(PDF) 1 Page - STMicroelectronics

Part No. ST72324BXX
Description  8-bit MCU, 3.8 to 5.5 V operating range with 8 to 32 Kbyte Flash/ROM, 10-bit ADC, 4 timers, SPI, SCI
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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 1 page
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October 2007
Rev 6
1/188
1
ST72324Bxx
8-bit MCU, 3.8 to 5.5 V operating range with
8 to 32 Kbyte Flash/ROM, 10-bit ADC, 4 timers, SPI, SCI
Features
Memories
8 to 32 Kbyte dual voltage High Density Flash
(HDFlash) or ROM with readout protection
capability. In-application programming and In-
circuit programming for HDFlash devices
384 bytes to 1 Kbyte RAM
HDFlash endurance: 1 kcycles at 55 °C, data
retention 40 years at 85°C
Clock, reset and supply management
Enhanced low voltage supervisor (LVD) with
programmable reset thresholds and auxiliary
voltage detector (AVD) with interrupt capability
Clock sources: crystal/ceramic resonator
oscillators, int. RC osc. and ext. clock input
PLL for 2x frequency multiplication
4 power saving modes: Slow, Wait, Active Halt,
and Halt
Interrupt management
Nested interrupt controller. 10 interrupt vectors
plus TRAP and RESET. 9/6 ext. interrupt lines
(on 4 vectors)
Up to 32 I/O ports
32/24 multifunctional bidirectional I/Os,
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, ext. 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 input ports
Development tools
In-circuit testing capability
LQFP44
10 x 10
LQFP32
7 x 7
SDIP42
600 mil
SDIP32
400 mil
Table 1.
Device summary
Device
Memory
RAM (stack)
Voltage range
Temp. range
Package
ST72324BK2
Flash/ROM 8 Kbytes
384 (256) bytes
3.8 to 5.5V
up to
-40 to 125°C
LQFP32
7x7/
SDIP32
ST72324BK4
Flash/ROM 16 Kbytes
512 (256) bytes
ST72324BK6
Flash/ROM 32 Kbytes
1024 (256) bytes
ST72324BJ2
Flash/ROM 8 Kbytes
384 (256) bytes
LQFP44
10x10/
SDIP42
ST72324BJ4
Flash/ROM 16 Kbytes
512 (256) bytes
ST72324BJ6
Flash/ROM 32 Kbytes
1024 (256) bytes
www.st.com




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