MAX6884 データシートの表示（PDF） - Maxim Integrated
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MAX6884 Datasheet PDF : 34 Pages
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EEPROM-Programmable, Hex
Power-Supply Supervisory Circuits
ELECTRICAL CHARACTERISTICS (continued)
(VIN1–VIN4 or VCC = 2.7V to 5.8V, AUXIN = WDI = GND, MARGIN = MR = DBP, TA = -40°C to +85°C, unless otherwise noted. Typical
values are at TA = +25°C.) (Notes 1, 2, 3)
PARAMETER
MR to RESET or UV/OV Delay
MR to Internal VDBP Pullup
Current
SYMBOL
tD-MR
IMR
VMR = 1.4V
CONDITIONS
MIN TYP MAX UNITS
200
ns
5
10
15
µA
MARGIN to DBP Pullup Current
IMARGIN VMARGIN = 1.4V
5
10
15
µA
WDI Pulldown Current
WDI Input Pulse Width
IWDI
tWDI
VWDI = 0.6V
000
001
010
Watchdog Timeout Period
(Table 8)
011
tWD
100
101
110
111
Reference Input Voltage Range
Reference Input Resistance
ADC Range
VREF MAX6884 only
RREF VREF = 1.25V, MAX6884 only
IN1–IN6, VCC; LSB = 7.32mV, MAX6884 only
IN1–IN6; LSB = 3.66mV, MAX6884 only
ADCRANGE
AUXIN, IN1–IN6 high-impedance mode;
LSB = 1.2mV, MAX6884 only
ADC Total Unadjusted Error
(Note 4)
Internal reference, MAX6884 only
TUE
External reference, MAX6884 only (Note 5)
ADC Differential Nonlinearity
DNL
ADC Total Monitoring Cycle Time
tC
AUXIN Input Leakage Current
IAUXIN
SERIAL INTERFACE LOGIC (SDA, SCL, A0)
MAX6884 only (Note 6)
Converts all six IN_ inputs, AUXIN, and
VCC, MAX6884 only
VAUXIN = 1.25V, MAX6884 only
Logic-Input Low Voltage
Logic-Input High Voltage
Input Leakage Current
Output-Voltage Low
Input/Output Capacitance
VIL
VIH
ILKG
VOL
CI/O
ISINK = 3mA
5
10
15
µA
50
ns
5.625 6.25 6.875
22.5
25
27.5
ms
90
100 110
360 400 440
1.44 1.60 1.76
5.76 6.40 7.04
s
23.04 25.60 28.16
92.16 102.40 112.64
1.225 1.25 1.275
V
500
kΩ
0
5.8
0
3.746
V
0
1.25
±1.0
±1.0
%FSR
±1
LSB
200 266
ms
-1
+1
µA
0.8
V
2.0
V
1
µA
0.4
V
10
pF
4 _______________________________________________________________________________________
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