MAX6356LRUT-T Просмотр технического описания (PDF) - Maxim Integrated
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MAX6356LRUT-T Datasheet PDF : 11 Pages
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Dual/Triple-Voltage
µP Supervisory Circuits
ELECTRICAL CHARACTERISTICS (continued)
(VCC1 = VCC2 = +1.2V to +5.5V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
Reset Threshold Tempco
Reset Threshold Hysteresis
VCC to Reset Delay
Reset Timeout Period
SYMBOL
∆VTH/°C
CONDITIONS
100mV overdrive
tRP
VCC1 > VTH1 (MAX), VCC2 > VTH2 (MAX)
VCC1 or VCC2 ≥ 2.7V, ISINK = 1.2mA
VCC1 or VCC2 ≥ 4.5V, ISINK = 3.2mA
MIN TYP MAX UNITS
20
ppm/°C
VTH/500
V
20
µs
100
180
280
ms
0.3
0.4
RESET Output Voltage Low
VOL
VCC1 or VCC2 ≥ 1V, ISINK = 50µA,
TA = 0°C to +70°C
0.3
V
VCC1 or VCC2 ≥ 1.2V, ISINK = 50µA;
TA = -40°C to +85°C
0.3
RESET Output Voltage High
(_W, _V versions only),
VCC1 > VTH1(MAX), ISOURCE = 350µA
VCC2 > VTH2(MAX)
0.8 × VCC
(MAX6351/MAX6353/MAX6354/
MAX6356/MAX6357/MAX6359/
MAX6360 only)
VOH
(_Y versions only),
VCC1 > VTH1(MAX),
VCC2 > VTH2(MAX)
ISOURCE = 500µA
0.8 × VCC
V
(_T, _S, _R versions only),
VCC1 > VTH1(MAX), ISOURCE = 800µA
VCC - 1.5
VCC2 > VTH2(MAX)
WATCHDOG INPUT (MAX6358/MAX6359/MAX6360)
Watchdog Timeout Period
First timeout period after reset
tWD
After first WDI falling edge
25.6 46.4 72.0
s
1.6
2.9
4.5
WDI Pulse Width (Note 4)
WDI Input Voltage (Note 5)
WDI Input Current (Note 6)
MANUAL RESET INPUT
tWDI
VIL
VIH
VIL = 0.4V, VIH = 0.8 x VCC
VCC1 = 5V
VWDI = VCC
VWDI = 0
50
ns
0.7 x VCC
0.3 x VCC
V
120 160
µA
-20
-15
MR Input Voltage
VIL MAX63_ _L_, MAX63_ _M_, VCC1 > VTH1(MAX)
VIH MAX63_ _L_, MAX63_ _M_, VCC1 > VTH1(MAX) 2.3
VIL MAX63_ _ _Y, VCC1 > VTH1(MAX)
VIH MAX63_ _ _Y, VCC1 > VTH1(MAX)
0.7 x VCC
0.8
V
0.3 x VCC
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