ST72C334J2B6 STMicroelectronics, ST72C334J2B6 Datasheet - Page 138
ST72C334J2B6
Manufacturer Part Number
ST72C334J2B6
Description
8-bit Microcontrollers - MCU Flash 8K SPI/SCI
Manufacturer
STMicroelectronics
Datasheet
1.ST72C334J2B6.pdf
(153 pages)
Specifications of ST72C334J2B6
Product Category
8-bit Microcontrollers - MCU
Core
ST7
Data Bus Width
8 bit
Maximum Clock Frequency
8 MHz
Program Memory Size
8 KB
Data Ram Size
384 B
On-chip Adc
Yes
Operating Supply Voltage
3.2 V to 5.5 V
Package / Case
SDIP-42
Mounting Style
Through Hole
A/d Bit Size
8 bit
A/d Channels Available
8
Data Rom Size
256 B
Interface Type
SCI, SPI
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Number Of Programmable I/os
32
Number Of Timers
4 bit
Program Memory Type
Flash
Factory Pack Quantity
13
Supply Voltage - Max
5 V
Supply Voltage - Min
3.2 V
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ST72C334J2B6
Manufacturer:
ST
Quantity:
507
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ST72334J/N, ST72314J/N, ST72124J
16.12 8-BIT ADC CHARACTERISTICS
Subject to general operating conditions for V
Figure 98. Typical Application with ADC
Notes:
1. Unless otherwise specified, typical data are based on T
lines and are not tested.
2. When V
3. Any added external serial resistor will downgrade the ADC accuracy (especially for resistance greater than 10k ). Data
based on characterization results, not tested in production.
4. The stabilization time of the AD converter is masked by the first t
always valid.
138/153
Symbol
C
t
R
f
V
t
STAB
ADC
ADC
ADC
AIN
AIN
DDA
ADC clock frequency
Conversion range voltage
External input resistor
Internal sample and hold capacitor
Stabilization time after ADC enable
Conversion time (Sample+Hold)
- Sample capacitor loading time
- Hold conversion time
V
V
and V
AIN
DD
SSA
Parameter
0.1 F
pins are not available on the pinout, the ADC refer to V
R
AIN
2)
AINx
V
V
DDA
SSA
f
CPU
C
~2pF
DD
IO
=8MHz, f
, f
OSC
Conditions
A
=25°C and V
V
, and T
DD
ADC
V
0.6V
V
0.6V
T
T
=4MHz
A
LOAD
DD
unless otherwise specified.
-V
. The first conversion after the enable is then
SS
=5V. They are given only as design guide-
I
±1 A
L
V
Min
DD
SSA
and V
SS
Typ
0
.
6
3
4
8
ADC
4)
1)
Max
V
10
DDA
4
3)
ST72XXX
1/f
Unit
MHz
k
pF
V
ADC
s
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