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STM32L412RBI6TR 数据表(PDF) 152 Page - STMicroelectronics

部件名 STM32L412RBI6TR
功能描述  Ultra-low-power Arm® Cortex®-M4 32-bit MCUFPU, 100DMIPS, up to 128KB Flash, 40KB SRAM, analog, ext. SMPS
PDF  192 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STM32L412RBI6TR 数据表(HTML) 152 Page - STMicroelectronics

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Electrical characteristics
STM32L412xx
152/192
DS12469 Rev 8
6.3.20
Operational amplifiers characteristics
IDDA(COMP)
Comparator consumption
from VDDA
Ultra-low-
power mode
Static
-
400
600
nA
With 50 kHz
±100 mV overdrive
square signal
-1200-
Medium mode
Static
-
5
7
µA
With 50 kHz
±100 mV overdrive
square signal
-6
-
High-speed
mode
Static
-
70
100
With 50 kHz
±100 mV overdrive
square signal
-75-
Ibias
Comparator input bias
current
--
-
-(4)
nA
1. Guaranteed by design, unless otherwise specified.
2. Refer to Table 24: Embedded internal voltage reference.
3. Guaranteed by characterization results.
4. Mostly I/O leakage when used in analog mode. Refer to Ilkg parameter in Table 69: I/O static characteristics.
Table 81. COMP characteristics(1) (continued)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Table 82. OPAMP characteristics(1)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VDDA
Analog supply
voltage(2)
-1.8
-
3.6
V
CMIR
Common mode
input range
-0
-
VDDA
V
VIOFFSET
Input offset
voltage
25 °C, No Load on output.
-
-
±1.5
mV
All voltage/Temp.
-
-
±3
∆VIOFFSET
Input offset
voltage drift
Normal mode
-
±5
-
μV/°C
Low-power mode
-
±10
-
TRIMOFFSETP
TRIMLPOFFSETP
Offset trim step
at low common
input voltage
(0.1 ₓ VDDA)
--
0.8
1.1
mV
TRIMOFFSETN
TRIMLPOFFSETN
Offset trim step
at high common
input voltage
(0.9 ₓ VDDA)
--
1
1.35



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