STM8AF6246UAX 查看數據表（PDF） - STMicroelectronics
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STM8AF6246UAX
STMicroelectronics
STM8AF6246UAX Datasheet PDF : 89 Pages
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Electrical characteristics
STM8AF61xx, STM8AF62xx
Table 26.
Total current consumption in Halt and Active-halt modes.
General conditions for VDD apply, TA = −40 to 55 °C
Conditions
Symbol
Parameter
Main
voltage
Flash
Clock source and
specific
Typ
Max
Unit
regulator mode(2)
temperature
(MVR)(1)
condition
IDD(H)
Supply current in Halt mode
Off
Power-
down
Clocks stopped
Clocks stopped,
TA = 25 °C
5
35(3)
5
25
Supply current in Active-halt
mode with regulator on
On
IDD(AH)
Supply current in Active-halt
mode with regulator off
Off
Power-
down
Power-
down
Ext. clock 16 MHz
fMASTER = 125 kHz
770
900(3)
µA
LSI clock 128 kHz 150 230(3)
LSI clock 128 kHz 25 42(3)
LSI clock 128 kHz,
TA = 25 °C
25
30
tWU(AH)
Wakeup time from Active-
halt mode with regulator on
Wakeup time from Active-
halt mode with regulator off
On
Off
10
30(3)
Operating
mode
TA = -40 to 150 °C
µs
50
80(3)
1. Configured by the REGAH bit in the CLK_ICKR register.
2. Configured by the AHALT bit in the FLASH_CR1 register.
3. Data based on characterization results. Not tested in production.
Current consumption for on-chip peripherals
Table 27. Oscillator current consumption
Symbol
Parameter
Conditions
Typ
Max(1) Unit
IDD(OSC)
IDD(OSC)
HSE oscillator current
consumption(2)
HSE oscillator current
consumption(2)
Quartz or
ceramic
resonator,
CL = 33 pF
VDD = 5 V
Quartz or
ceramic
resonator,
CL = 33 pF
VDD = 3.3 V
fOSC = 24 MHz
fOSC = 16 MHz
fOSC = 8 MHz
fOSC = 24 MHz
fOSC = 16 MHz
fOSC = 8 MHz
1
0.6
0.57
0.5
0.25
0.18
2.0(3)
-
-
mA
1.0(3)
-
-
1. During startup, the oscillator current consumption may reach 6 mA.
2. The supply current of the oscillator can be further optimized by selecting a high quality resonator with small
Rm value. Refer to crystal manufacturer for more details
3. Informative data.
52/89
Doc ID 14952 Rev 6
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