ST72F324J6T6 STMicroelectronics, ST72F324J6T6 Datasheet - Page 67
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ST72F324J6T6
Manufacturer Part Number
ST72F324J6T6
Description
IC MCU 8BIT 32K 44-TQFP
Manufacturer
STMicroelectronics
Series
ST7r
Specifications of ST72F324J6T6
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
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
3.8 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Controller Family/series
ST7
No. Of I/o's
32
Ram Memory Size
1KB
Cpu Speed
8MHz
No. Of Timers
2
Embedded Interface Type
SCI, SPI
No. Of Pwm Channels
1
Rohs Compliant
Yes
Processor Series
ST72F3x
Core
ST7
Data Bus Width
8 bit
Data Ram Size
1024 B
Interface Type
SCI, SPI
Maximum Clock Frequency
8 MHz
Number Of Programmable I/os
32
Number Of Timers
4 bit
Operating Supply Voltage
3.8 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Development Tools By Supplier
ST7F521-IND/USB, ST7232X-EVAL, ST7MDT20-DVP3, ST7MDT20J-EMU3, STX-RLINK
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit
Cpu Family
ST7
Device Core Size
8b
Frequency (max)
8MHz
Total Internal Ram Size
1KB
# I/os (max)
32
Number Of Timers - General Purpose
2
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
3.8V
Instruction Set Architecture
CISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
44
Package Type
TQFP
For Use With
497-8222 - UPS (LINE INTERACTIVE - 450W)497-8436 - BOARD EVAL UPS 450W VOUT=220V497-6421 - BOARD EVAL DGTL BATT CHGR DESIGN
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Lead Free Status / Rohs Status
In Transition
Other names
497-2108
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ST72F324J6T6
Manufacturer:
STMicroelectronics
Quantity:
10 000
Part Number:
ST72F324J6T6
Manufacturer:
ST
Quantity:
20 000
Company:
Part Number:
ST72F324J6T6/TR
Manufacturer:
STMicroelectronics
Quantity:
10 000
ST72324Bxx
Figure 34. Exact timeout duration (t
WHERE
t
t
t
CNT = value of T[5:0] bits in the WDGCR register (6 bits)
MSB and LSB are values from the table below depending on the timebase selected by the TB[1:0] bits in the MCCSR
register
To calculate the minimum Watchdog timeout (t
IF
ELSE
To calculate the maximum Watchdog timeout (t
IF
ELSE
NOTE: In the above formulae, division results must be rounded down to the next integer value.
EXAMPLE: With 2ms timeout selected in MCCSR register
min0
OSC2
max0
CNT
Value of T[5:0] bits in WDGCR register
CNT
= (LSB + 128) x 64 x t
= 16384 x t
= 125 ns if f
(MCCSR reg.)
t
t
max
min
:
<
≤
TB1 bit
MSB
-------------
MSB
-------------
4
0
0
1
1
=
=
4
t
t
min0
max0
OSC2
OSC2
THEN
THEN
(Hex.)
3F
00
+
+
= 8 MHz
16384
16384
OSC2
t
t
max
min
×
×
(MCCSR reg.)
=
⎛
⎝
=
⎛
⎝
CNT
CNT
t
t
TB0 bit
min0
max0
0
1
0
1
–
–
+
4CNT
---------------- -
+
MSB
4CNT
---------------- -
MSB
16384
16384
min
max
):
Min. Watchdog timeout (ms)
min
):
⎞
⎠
⎞
⎠
×
+
×
+
CNT
(
CNT
and t
(
192
192
Selected MCCSR timebase
×
+
+
×
1.496
LSB
t
LSB
t
128
t
osc2
max
min
osc2
)
)
×
)
×
10 ms
25 ms
2 ms
4 ms
64
64
×
×
4CNT
---------------- -
MSB
4CNT
---------------- -
MSB
Max. Watchdog timeout (ms)
×
×
t
osc2
t
osc2
On-chip peripherals
MSB
128.552
20
49
4
8
2.048
t
max
LSB
59
53
35
54
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