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STC803L Folha de dados(PDF) 9 Page - List of Unclassifed Manufacturers

Nome de Peças STC803L
Descrição Electrónicos  UP Supervisor Circuits
Download  13 Pages
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Fabricante Electrônico  ETC1 [List of Unclassifed Manufacturers]
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STC803L Folha de dados(HTML) 9 Page - List of Unclassifed Manufacturers

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Data Sheet
STC803/809/810-811/812/-823/824/825-6342/6343/6344/6345
µµµµµP Supervisor Circuits
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------
STC
Ver1.0
DC Electrical Characteristics
Table 4. DC Electrical Characteristics
* Valid for both RESET and RESET. V
RN is nominal reset threshold voltage.
** WDI is internally serviced within the watchdog period if WDI is left unconnected.
(Vcc=VRN+5% to 5.5V, TA= -40~85”C, unless otherwise noted)
Symbol
Description
Test Conditions
Min
Typ
Max
Unit
VCC
Operating Voltage Range
1.0
5.5
V
ICC
Supply Current
Vcc = 5V, No load
20
50
µA
VIH
Input High Voltage
Pin: MR, WDI
0.7 Vcc
V
VIL
Input Low Voltage
Pin: MR, WDI
0.3 Vcc
V
VRN-2.5%
VRN
VRN+2.5%
STCxxxL
4.514
4.63
4.746
STCxxxM
4.271
4.38
4.490
STCxxxT
3.003
3.08
3.157
STCxxxS
2.857
2.93
3.003
STCxxxR
2.564
2.63
2.696
STCxxxZ
2.262
2.32
2.378
VRST
Reset Threshold Voltage
(Note 1)
TA= -40 ~ 85”C
STCxxxY
2.145
2.20
2.255
V
VRTH
Reset Threshold
Hysteresis(Note 1)
Vcc varies between VRN
±5%
70
mV
Vcc
≥ 4.5V Isource=800µA
Vcc-1.5
Vcc
≥ 2.7V Isource=500µA
0.8 Vcc
VOH
Output High Voltage
Vcc
≥ 1.8V Isource=150µA
0.8 Vcc
V
Vcc
≥ 4.5V Isink=3.2mA
0.4
Vcc
≥ 2.7V Isink=1.2mA
0.3
VOL
Output Low Voltage
Vcc
≥ 1.2V Isink=100µA
0.3
V
ILKG
Open-Drain Output
Leakage Current
VCC > VTH(MAX)
for STC803 and STC6343
1
µA
VPFT
PFI Input Threshold
VPFI varies from 1.5V and 1.0V
1.20
1.25
1.30
V
IPFI
PFI Input Leakage
Current
±25
nA
WDI connected to VCC: 5.5V
120
160
IWDI
Average WDI Input
Current (Note 2)
WDI connected to GND
-20
-15
µA
STC811/7812
10
20
30
STC823/824/825
35
52
75
r
MR pull-up resistor
(internal)
STC6342/6343/6344
60
k


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