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| DS1670 Datasheet, PDF (13/17 Pages) Dallas Semiconductor – Portable System Controller | |||
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DC ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL MIN
Input Leakage
ILI
-1
CS Leakage
ILO
Logic 1 Output (Iout=-0.4 mA)
VOH
2.4
Logic 0 Output (Iout=1.5 mA)
VOL
Active Supply Current
ICCA
(CS = VCC-0.2)
A/D Converter Current
IADC
Standby Current (CS=VIL)
ICCS
Battery Current (Oscillator On)
IBAT1
Battery Current (Oscillator Off) IBAT2
Internal RST Pull-up Resistor
RP
35
VCC Trip Point
VCCTP
2.80
VCC Switchover
VCCSW
2.62
A/D Reference Voltage
VADC
2.47
Pushbutton Detect
PBDV
0.8
Pushbutton Release
PBRD
Output Voltage
VCCO
VCC-0.3
VCCO Output Current
(Source = VCC)
ICCO1
VCCO Output Current
(Source = VBAT)
ICCO2
TYP
0.75
300
47
2.88
2.70
2.55
0.3
CAPACITANCE
PARAMETER
Input Capacitance
I/O Capacitance
Crystal Capacitance
SYMBOL
CI
CI/O
CX
MIN
TYP
10
15
6
MAX
+1
150
0.4
1.0
200
100
500
200
60
2.97
2.78
2.63
2.0
0.8
100
150
MAX
DS1670
(0°C to 70°C)
UNITS NOTES
µA
µA
7
V
2
V
3
mA
4
µA
5
µA
6
nA
nA
kâ¦
V
V
12
V
V
V
V
11
mA
13
µA
14
(tA = 25°C)
UNITS NOTES
pF
pF
pF
13 of 17
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