ST72F324J4B5 STMicroelectronics, ST72F324J4B5 Datasheet - Page 143
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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
ADC CHARACTERISTICS (Cont’d)
Figure 83. R
Figure 85. Typical A/D Converter Application
Notes:
1. C
pacitance (3pF). A high C
2. This graph shows that depending on the input signal variation (f
decreased to allow the use of a larger serial resistor (R
PARASITIC
45
40
35
30
25
20
15
10
5
0
V
0
AIN
represents the capacitance of the PCB (dependent on soldering and PCB layout quality) plus the pad ca-
AIN
max. vs f
R
10
C
AIN
PARASITIC
PARASITIC
ADC
(pF)
C
30
AIN
with C
value will downgrade conversion accuracy. To remedy this, f
AINx
2 MHz
1 MHz
AIN
70
=0pF
1)
AIN)
.
V
DD
Figure 84. Recommended C
V
0.6V
V
0.6V
T
T
1000
AIN
100
0.1
10
1
), C
AIN
0.01
2kΩ(max)
can be increased for stabilization time and
I
±1µA
L
0.1
f
AIN
ST72324Jx ST72324Kx
(KHz)
10-Bit A/D
Conversion
1
ADC
AIN
Cain 10 nF
Cain 22 nF
Cain 47 nF
should be reduced.
& R
10
AIN values.
ST72XXX
C
12pF
143/164
ADC
2)
1