Datasheet

Electrical parameters STM8L151xx, STM8L152xx
104/131 DocID15962 Rev 13
9.3.14 12-bit ADC1 characteristics
In the following table, data is guaranteed by design, not tested in production.
Table 53. ADC1 characteristics
Symbol Parameter Conditions Min Typ Max Unit
V
DDA
Analog supply voltage 1.8 3.6 V
V
REF+
Reference supply
voltage
2.4 V V
DDA
 3.6 V
2.4
V
DDA
V
1.8 V V
DDA
 2.4 V V
DDA
V
V
REF-
Lower reference voltage
V
SSA
V
I
VDDA
Current on the VDDA
input pin
1000 1450 µA
I
VREF+
Current on the VREF+
input pin
400
700
(peak)
(1)
µA
450
(average)
(1)
µA
V
AIN
Conversion voltage
range
0
(2)
V
REF+
T
A
Temperature range -40 125 °C
R
AIN
External resistance on
V
AIN
on PF0 fast channel
50
(3)
k
on all other channels
C
ADC
Internal sample and hold
capacitor
on PF0 fast channel
16 pF
on all other channels
f
ADC
ADC sampling clock
frequency
2.4 VV
DDA
3.6 V
without zooming
0.320 16 MHz
1.8 VV
DDA
2.4 V
with zooming
0.320 8 MHz
f
CONV
12-bit conversion rate
V
AIN
on PF0 fast
channel
1
(4)(5)
MHz
V
AIN
on all other
channels
760
(4)(5)
kHz
f
TRIG
External trigger
frequency
t
conv
1/f
ADC
t
LAT
External trigger latency 3.5 1/f
SYSCLK