STM1817S 查看數據表（PDF） - STMicroelectronics
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STM1817S Datasheet PDF : 25 Pages
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STM1810/1811/1812/1813/1815/1816/1817/1818
DC and AC parameters
Table 9. DC and AC characteristics
Sym
Alter-
native
Description
Test Condition(1)
Min Typ Max Unit
VCC
Operating Voltage
ICC
VCC Supply Current
VIH
Input High Voltage
VIL
Input Low Voltage
VOH
Output High Voltage
TA = 0 to +105 °C
TA = –40 to +105 °C
VCC = 3.6 V, No load
VCC = 5.5 V, No load
STM1813/1818 only
STM1813/1818 only
0 < IOH < 500 µA
1.0
5.5 V
1.2
5.5 V
4 10 µA
9 16 µA
0.7
VCC
V
0.4 V
VCC VCC
– 0.5 – 0.1
V
RST Output Source
VCC ≥ VRST (max), Reset not asserted
Current
(STM1810/STM1815)
IOH
RST Output Source
VCC ≤ VRST (min), Reset asserted
Current
(STM1812/STM1817)
350
µA
350
µA
IOL
COUT
VCC ≥ 2.7 V, Reset asserted,
RST Output Sink Current
VOUT = 0.4 V
10
(STM1810/1811/1813/1815/1816/1818)
RST Output Sink Current
VCC ≥ 2.7 V, Reset not asserted,
VOUT = 0.4 V, (STM1812/1817)
10
Output Capacitance(2)
Reset Thresholds
mA
mA
10 pF
STM181xL
25 °C
–40 to 105 °C
4.62
V
4.50
4.75 V
STM181xM
25 °C
–40 to 105 °C
4.37
V
4.25
4.49 V
VRST
Reset Threshold
STM181xT
25 °C
–40 to 105 °C
3.06
V
2.98
3.15 V
STM181xS
25 °C
–40 to 105 °C
2.88
V
2.80
2.97 V
STM181xR
25 °C
–40 to 105 °C
2.55
V
2.47
2.64 V
tRD
VCC to RST Delay
VCC = (VTH + 100 mV) falling to
(VTH – 200 mV)
trec RST Pulse Width
VCC Rising
Push-Button Reset Detect (STM1813, STM1818)
2 5 µs
100 150 200 ms
tPB
tPBRST
Push-button Detect to RST
Push-button RST Time-out
Internal Pull-up Resistance
STM1813/1818
From Rising Edge
STM1811/1816
STM1813/1818
1.5
µs
100 150 200 ms
3.5 5.5 7.5 kΩ
3.1 5.5 7.5 kΩ
1. Valid for Ambient Operating Temperature: TA = –40 °C to 105 °C; VCC = 1.2 V to 5.5 V (except where noted).
2. The STM1811/1813/1816/1818 have an internal pull-up resistor which may sink 1 mA of current.
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