STM8AF62A9 STMicroelectronics, STM8AF62A9 Datasheet - Page 83
STM8AF62A9
Manufacturer Part Number
STM8AF62A9
Description
STM8AF62 Standard Line
Manufacturer
STMicroelectronics
Datasheet
1.STM8AF5168.pdf
(106 pages)
Specifications of STM8AF62A9
Max Fcpu
24 MHz
Program Memory
32 to 128 Kbytes Flash program; data retention 20 years at 55 °C
Data Memory
up to 2 Kbytes true data EEPROM; endurance 300 kcycles
Ram
2 Kbytes to 6 Kbytes
Advanced Control Timer
16-bit, 4 CAPCOM channels, 3 complementary outputs, dead-time insertion and flexible synchronization
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STM8AF52/62xx, STM8AF51/61xx
10.3.11
10-bit ADC characteristics
Subject to general operating conditions for V
specified.
Table 44.
1. During the sample time, the sampling capacitance, C
Figure 42. Typical application with ADC
1. Legend: R
Symbol
R
V
C
V
t
V
t
CONV
f
V
t
STAB
switch
ADC
REF+
external source. The internal resistance of the analog source must allow the capacitance to reach its final
voltage level within t
effect on the conversion result.
REF-
samp
S
DDA
AIN
(1)
ADC clock frequency
Analog supply
Positive reference voltage
Negative reference voltage
Conversion voltage range
Internal sample and hold capacitor
Sampling time
(3 x 1/f
Wakeup time from standby
Total conversion time including
sampling time
(14 x 1/f
Equivalent switch resistance
AIN
V
AIN
ADC characteristics
= external resistance, C
ADC
ADC
R
S.
)
Parameter
AIN
)
After the end of the sample time t
C
AIN
AINx
Doc ID 14395 Rev 8
(1)
AIN
= capacitors, C
external V
f
f
f
f
f
f
Devices with
ADC
ADC
ADC
ADC
ADC
ADC
DDA
Conditions
V
V
DD
samp
REF-
V
0.6V
V
0.6V
= 2 MHz
= 4 MHz
= 2 MHz
= 4 MHz
= 2 MHz
= 4 MHz
S
, f
T
T
—
—
—
—
—
—
—
samp
, changes of the analog input voltage have no
(3 pF typ), can be charged/discharged by the
MASTER
pins
REF+
= internal sample and hold capacitor.
/
I
L
111 kHz
and T
Rswitch
V
V
V
2.75
T
Min
REF-
—
—
—
—
—
—
—
SSA
SSA
s
3
A
Electrical characteristics
unless otherwise
C
samp
0.75
Typ
conversion
10-bit A/D
1.5
3.5
3.5
—
—
—
—
—
—
—
—
7
7
—
—
STM8A
4 MHz kHz/MHz
V
V
V
Max
REF+
5.5
0.5
30
DDA
DDA
—
—
—
3
Unit
kΩ
pF
83/106
µs
V
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