ST72F344K4T6 STMicroelectronics, ST72F344K4T6 Datasheet - Page 226
ST72F344K4T6
Manufacturer Part Number
ST72F344K4T6
Description
MCU 8BIT 16KB FLASH MEM 32-LQFP
Manufacturer
STMicroelectronics
Series
ST7r
Datasheet
1.ST72F344K2T6.pdf
(247 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ST72F344K4T6
Manufacturer:
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Quantity:
10 000
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Part Number:
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Electrical characteristics
Note:
226/247
1
2
Subject to general operating condition for V
Table 113. ADC characteristics
1. Unless otherwise specified, typical data are based on T
2. When V
3. Any added external serial resistor will downgrade the ADC accuracy (especially for resistance greater than
4. The stabilization time of the AD converter is masked by the first t
Figure 118. Typical A/D converter application
C
quality) plus the pad capacitance (3 pF). A high C
accuracy. To remedy this, f
This graph shows that depending on the input signal variation (f
for stabilization time and decreased to allow the use of a larger serial resistor (R
PARASITIC
Symbol
C
t
as design guidelines and are not tested.
10 kΩ). Data based on characterization results, not tested in production.
is then always valid.
R
f
V
t
I
STAB
ADC
ADC
ADC
ADC
V AIN
AIN
AIN
DDA
represents the capacitance of the PCB (dependent on soldering and PCB layout
ADC clock frequency
Conversion voltage range
External input resistor
Internal sample and hold capacitor
Stabilization time after ADC
enable
Conversion time (Sample+Hold)
– Sample capacitor loading time
– Hold conversion time
Analog Part
Digital Part
and V
R AIN
SSA
pins are not available on the pinout, the ADC refers to V
C AIN
Parameter
AINx
ADC
Doc ID 12321 Rev 5
should be reduced.
(2)
V DD
DD
f
f
CPU
ADC
V T
0.6 V
V T
0.6 V
, f
Conditions
A
OSC
= 25 °C and V
= 8 MHz,
= 4 MHz
PARASITIC
, and T
LOAD
2 kΩ (max)
I L
±1
. The first conversion after the enable
A
value will downgrade conversion
μA
V
DD
unless otherwise specified.
Min
0.4
SSA
-V
AIN
SS
= 5 V. They are given only
DD
), C
10-Bit A/D
Conversion
Typ
ST72344xx ST72345xx
and V
0
0.2
3.5
10
6
1
4
AIN
(4)
(1)
SS.
can be increased
V
10
Max
DDA
4
(3)
ST72XXX
AIN)
C ADC
6 pF
.
1/f
MHz
Unit
mA
kΩ
pF
µs
V
ADC
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