ST72F321J7T6 STMicroelectronics, ST72F321J7T6 Datasheet - Page 150
ST72F321J7T6
Manufacturer Part Number
ST72F321J7T6
Description
MCU 8BIT 48KB FLASH 44TQFP
Manufacturer
STMicroelectronics
Series
ST7r
Datasheet
1.ST72F321AR7T6.pdf
(193 pages)
Specifications of ST72F321J7T6
Core Processor
ST7
Core Size
8-Bit
Speed
8MHz
Connectivity
I²C, SCI, SPI
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
48KB (48K x 8)
Program Memory Type
FLASH
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
3.8 V ~ 5.5 V
Data Converters
A/D 16x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Processor Series
ST72F3x
Core
ST7
Data Bus Width
8 bit
Data Ram Size
1.5 KB
Interface Type
I2C, SCI, SPI
Maximum Clock Frequency
8 MHz
Number Of Programmable I/os
48
Number Of Timers
5
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, ST7MDT20-DVP3, STX-RLINK
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
In Transition
Other names
497-4843
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Manufacturer
Quantity
Price
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ST72321Rx ST72321ARx ST72321Jx
CLOCK CHARACTERISTICS (Cont’d)
12.5.4 RC Oscillators
Figure 79. Typical f
150/193
f
OSC (RCINT)
Symbol
3.8
3.6
3.4
3.2
4
3
-45
Internal RC oscillator frequency
See
0
Figure 79
OSC(RCINT)
T
Parameter
A
25
(°C)
vs T
Vdd = 5V
Vdd = 5.5V
70
A
130
T
A
=25°C, V
Conditions
Note: To reduce disturbance to the RC oscillator,
it is recommended to place decoupling capacitors
between V
DD
=5V
DD
and V
Min
SS
2
as shown in
Typ
3.5
Figure 99
Max
5.6
MHz
Unit