STM8AF52AA

Manufacturer Part NumberSTM8AF52AA
DescriptionSTM8AF52 CAN Line
ManufacturerSTMicroelectronics
STM8AF52AA datasheet
 


Specifications of STM8AF52AA

Max Fcpu24 MHzProgram Memory32 to 128 Kbytes Flash program; data retention 20 years at 55 °C
Data Memoryup to 2 Kbytes true data EEPROM; endurance 300 kcyclesRam2 Kbytes to 6 Kbytes
Advanced Control Timer16-bit, 4 CAPCOM channels, 3 complementary outputs, dead-time insertion and flexible synchronization  
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Page 83/106

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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.
ADC characteristics
Symbol
f
ADC clock frequency
ADC
V
Analog supply
DDA
V
Positive reference voltage
REF+
V
Negative reference voltage
REF-
V
Conversion voltage range
AIN
C
Internal sample and hold capacitor
samp
Sampling time
(1)
t
S
(3 x 1/f
ADC
t
Wakeup time from standby
STAB
Total conversion time including
t
sampling time
CONV
(14 x 1/f
R
Equivalent switch resistance
switch
1. During the sample time, the sampling capacitance, C
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.
Figure 42. Typical application with ADC
V
AIN
1. Legend: R
= external resistance, C
AIN
DDA
Parameter
Conditions
(1)
Devices with
external V
V
REF-
f
ADC
)
f
ADC
f
ADC
f
ADC
f
ADC
f
)
ADC
ADC
samp
After the end of the sample time t
S.
V
DD
R
AIN
AINx
C
AIN
= capacitors, C
AIN
Doc ID 14395 Rev 8
Electrical characteristics
, f
and T
unless otherwise
MASTER
A
Min
Typ
Max
111 kHz
4 MHz kHz/MHz
3
5.5
2.75
V
DDA
V
0.5
SSA
V
V
SSA
DDA
/
V
V
REF+
REF-
REF+
pins
3
= 2 MHz
1.5
= 4 MHz
0.75
= 2 MHz
7
= 4 MHz
3.5
= 2 MHz
7
= 4 MHz
3.5
30
(3 pF typ), can be charged/discharged by the
, changes of the analog input voltage have no
S
STM8A
V
T
Rswitch
0.6V
10-bit A/D
conversion
T
s
V
T
I
C
0.6V
L
samp
= internal sample and hold capacitor.
samp
Unit
V
pF
µs
83/106