ST72F344K4T6 STMicroelectronics, ST72F344K4T6 Datasheet - Page 222

• Manufacturer Part Number: ST72F344K4T6
• Description: MCU 8BIT 16KB FLASH MEM 32-LQFP
• Manufacturer: STMicroelectronics
• Series: ST7r

Specifications of ST72F344K4T6

• Core Processor: ST7
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, LIN, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 24
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-LQFP
• Processor Series: ST72F3x
• Core: ST7
• Data Bus Width: 8 bit
• Data Ram Size: 1 KB
• Interface Type: I2C, SCI, SPI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 34
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: ST72F34X-SK/RAIS, ST7MDT40-EMU3, STX-RLINK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• For Use With: 497-5046 - KIT TOOL FOR ST7/UPSD/STR7 MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-5611

Electrical characteristics
13.10
13.10.1
222/247
Figure 114. Typical V
Control pin characteristics
Asynchronous RESET pin
T
Table 109. Asynchronous RESET pin characteristics
1. Data based on characterization results, not tested in production.
2. The I
3. The R
4. To guarantee the reset of the device, a minimum pulse has to be applied to the RESET pin. All short pulses
A
t
w(RSTL)out
t
t
Symbol
h(RSTL)in
g(RSTL)in
200
160
120
= -40 °C to 85 °C, unless otherwise specified.
characteristics
between V
applied on RESET pin with a duration below t
80
40
V
R
V
V
0
V
hys
OL
ON
IH
IL
IO
ON
2.5
current sunk must always respect the absolute maximum rating specified in
pull-up equivalent resistor is based on a resistive transistor. Specified for voltages on RESET pin
ILmax
Input low level voltage
Input high level voltage
Schmitt trigger voltage
hysteresis
Output low level voltage
Pull-up equivalent resistor
(3)(1)
Generated reset pulse
duration
External reset pulse hold
time
Filtered glitch duration
and the sum of I
3
and V
(4)
Parameter
Ilo (mA)
DD
3.5
(1)
DD
– V
IO
4
OH
(I/O ports and control pins) must not exceed I
Doc ID 12321 Rev 5
vs. V
25°C
90°C
130°C
-45°C
(2)
5
DD
V
Internal reset sources
h(RSTL)in
DD
(high sink)
= 5 V
Conditions
V
V
DD
DD
can be ignored.
= 5 V
= 3 V
I
I
IO
IO
500
400
300
200
100
0
= +5 mA
= +2 mA
2.5
25°C
90°C
130°C
-45°C
V
0.7V
ss
14
12
3
Min
20
40
- 0.3
(1)
(1)
DD
VSS
ST72344xx ST72345xx
Ilo (mA)
3.5
.
Table 85: Current
Typ
200
0.5
0.2
40
70
32
2
4
V
0.3V
DD
Max
120
1.0
0.4
80
+ 0.3
DD
5
Unit
kΩ
µs
µs
ns
V
V
V