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STM8L151C4U6 Arkusz danych(PDF) 100 Page - STMicroelectronics

Numer części STM8L151C4U6
Szczegółowy opis  8-bit ultralow power MCU, up to 32 KB Flash, 1 KB Data EEPROM RTC, LCD, timers, USART, I2C, SPI, ADC, DAC, comparators
PDF  122 Pages
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Producent  STMICROELECTRONICS [STMicroelectronics]
Strona internetowa  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM8L151C4U6 Arkusz danych(HTML) 100 Page - STMicroelectronics

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Electrical parameters
STM8L151xx, STM8L152xx
100/122
Doc ID 15962 Rev 5
Data guaranteed by design, not tested in production.
9.3.12
12-bit DAC characteristics
Data guaranteed by design, not tested in production.
Table 47.
Comparator 2 characteristics
Symbol
Parameter
Min
Typ
Max
Unit
VDDA
Analog supply voltage
1.65
3.6
V
TA
Temperature range
-40
125
°C
VIN
Comparator input voltage range
0
VDDA
V
tSTART
Startup time after enable in fast mode
20
µs
Startup time after enable in slow mode
30
µs
tdf
Propagation delay in fast mode(1)
1.
The delay is characterized for 100 mV input step with 10 mV overdrive on the inverting input, the non-
inverting input set to the reference.
2.5
µs
tds
Propagation delay in slow mode(1)
6µs
Voffset
Comparator offset error
±10
mV
IDD(CMP2F) Consumption in fast mode
5
µA
IDD(CMP2S) Consumption in slow mode
2
µA
Table 48.
DAC characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VDDA
Analog supply voltage
1.8
3.6
V
TA
Temperature range
-40
125
°C
IDD(DAC)
(1)
DAC supply current
Middle code
370
550
µA
Worst code
500
700
IVREF+
Current on VREF+ supply
140
360
µA
RL
Resistive load(2) (3)
DACOUT buffer ON
5
k
Ω
RO
Output impedance
DACOUT buffer OFF
8
10
k
Ω
CL
Capacitive load(4)
50
pF
DAC_OUT
DAC_OUT voltage(5)
DACOUT buffer ON
0.2
VREF+-0.2
V
DACOUT buffer OFF
0
VREF+ -1 LSB
V
tsettling
Settling time (full scale: for a 12-
bit input code transition between
the lowest and the highest input
codes when DAC_OUT reaches
the final value ±1LSB
)
RL ≥5kΩ, CL≤ 50 pF
712
µs
Update rate
Max frequency for a correct
DAC_OUT (@95%) change when
small variation of the input code
(from code i to i+1LSB).
RL ≥ 5kΩ, CL ≤50 pF
1
Msps



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