ST72C334J4TAE STMicroelectronics, ST72C334J4TAE Datasheet - Page 139
ST72C334J4TAE
Manufacturer Part Number
ST72C334J4TAE
Description
8-bit MCU for automotive with single voltage Flash/ROM memory, ADC, 16-bit timers, SPI, SCI interfaces
Manufacturer
STMicroelectronics
Datasheet
1.ST72C334J4TAE.pdf
(150 pages)
- Current page: 139 of 150
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15.12 8-BIT ADC CHARACTERISTICS
Subject to general operating conditions for V
Figure 97. Typical Application with ADC
Notes:
1. Unless otherwise specified, typical data is 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 10kΩ). 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.
Symbol
C
t
f
V
R
t
STAB
ADC
ADC
ADC
AIN
AIN
V
V
AIN
DD
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
and V
0.1µF
R
AIN
SSA
Parameter
pins are not available on the pinout, the ADC refer to V
AINx
V
V
DDA
SSA
2)
C
~2pF
ST72334xx-Auto, ST72314xx-Auto, ST72124Jx-Auto
IO
f
CPU
DD
=8MHz, f
, f
A
OSC
Conditions
=25°C and V
V
DD
, and T
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-
V
I
±1µA
Min
L
DD
SSA
and V
SS
Typ
0
.
6
3
4
8
4)
1)
ADC
V
10
Max
ST72XXX
DDA
4
3)
1/f
139/150
Unit
MHz
kΩ
pF
µs
V
ADC
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