ST72F324J4B5 STMicroelectronics, ST72F324J4B5 Datasheet - Page 52
ST72F324J4B5
Manufacturer Part Number
ST72F324J4B5
Description
MCU 8BIT 16K FLASH 5V 42DIP
Manufacturer
STMicroelectronics
Series
ST7r
Datasheet
1.ST72F324J2T6.pdf
(164 pages)
Specifications of ST72F324J4B5
Core Processor
ST7
Core Size
8-Bit
Speed
8MHz
Connectivity
SCI, SPI
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
3.8 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-10°C ~ 85°C
Package / Case
42-DIP (0.600", 15.24mm)
Processor Series
ST72F3x
Core
ST7
Data Bus Width
8 bit
Data Ram Size
512 B
Interface Type
SCI, SPI
Maximum Clock Frequency
8 MHz
Number Of Programmable I/os
32
Number Of Timers
2
Maximum Operating Temperature
+ 85 C
Mounting Style
Through Hole
Development Tools By Supplier
ST7F521-IND/USB, ST7232X-EVAL, ST7MDT20-DVP3, ST7MDT20J-EMU3, STX-RLINK
Minimum Operating Temperature
- 10 C
On-chip Adc
10 bit, 12 Channel
For Use With
497-6421 - BOARD EVAL DGTL BATT CHGR DESIGN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Other names
497-4848
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ST72F324J4B5
Manufacturer:
STMicroelectronics
Quantity:
135
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ST72324Jx ST72324Kx
WATCHDOG TIMER (Cont’d)
10.1.4 How to Program the Watchdog Timeout
Figure 32
the 6-bit value to be loaded in the Watchdog Coun-
ter (CNT) and the resulting timeout duration in mil-
liseconds. This can be used for a quick calculation
without taking the timing variations into account. If
Figure 32. Approximate Timeout Duration
52/164
1
3F
38
30
28
20
18
10
08
00
1.5
shows the linear relationship between
18
34
Watchdog timeout (ms) @ 8 MHz. f
50
more precision is needed, use the formulae in
ure
Caution: When writing to the WDGCR register, al-
ways write 1 in the T6 bit to avoid generating an
immediate reset.
65
33.
82
OSC2
98
114
128
Fig-
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