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STM8AL3148 데이터시트(PDF) 77 Page - STMicroelectronics

부품명 STM8AL3148
상세설명  Automotive 8-bit ultra-low-power MCU, up to 32 Kbyte Flash, RTC, data EEPROM, LCD, timers, USART, I2C, SPI, ADC, DAC, COMPs
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제조업체  STMICROELECTRONICS [STMicroelectronics]
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STM8AL3148 데이터시트(HTML) 77 Page - STMicroelectronics

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STM8AL313x/4x/6x STM8AL3L4x/6x
Electrical parameters
108
Figure 16. LSE oscillator circuit diagram
Internal clock sources
Subject to general operating conditions for VDD, and TA.
High speed internal RC oscillator (HSI)
In the following table, data are based on characterization results and are not tested in
production, unless otherwise specified.
Table 34. HSI oscillator characteristics
Symbol
Parameter
Conditions(1)
1. VDD = 3.0 V, TA = -40 to 125 °C unless otherwise specified.
Min
Typ
Max
Unit
fHSI
Frequency
VDD = 3.0 V
-
16
-
MHz
ACCHSI
HSI oscillator
user trimming
accuracy
Trimmed by the application for any VDD
and TA conditions
-1
-
1
%
HSI oscillator
accuracy (factory
calibrated)
VDD ≤ 1.8 V ≤ VDD ≤ 3.6 V,
-40 °C
≤ TA ≤ 125 °C
-5
-
5
TRIM
HSI user
trimming step(2)
2. The trimming step differs depending on the trimming code. It is usually negative on the codes which are
multiples of 16 (0x00, 0x10, 0x20, 0x30...0xE0). Refer to the AN3101 “STM8L05xxx/15xxx, STM8L162xx
and STM8AL31xx/3Lxx internal RC oscillator calibration” application note for more details.
Trimming code
≠ multiple of 16
-
0.4
0.7(2)
Trimming code = multiple of 16
-
±
1.5(2)
tsu(HSI)
HSI oscillator
setup time
(wakeup time)
--
3.7
6(3)
3. Data guaranteed by design, not tested in production.
µs
IDD(HSI)
HSI oscillator
power
consumption
-
-
100 140(3)
µA



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