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MAX14850
Six-Channel Digital Isolator
ELECTRICAL CHARACTERISTICS (continued)
(V CCA – V GNDA = 3.0V to 5.5V, V CCB – V GNDB = 3.0V to 5.5V, T A = -40°C to +125°C, unless otherwise noted. Typical values are at
V CCA – V GNDA = 3.3V, V CCB – V GNDB = 3.3V, and T A = +25°C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNIT
ISOLATION CHARACTERISTICS
Isolation Voltage
Working Isolation
Voltage
ESD Protection
V ISO
V IOWM
t = 60s (Note 5)
V GNDB - V GNDA continuous (Note 3), 50-year life
expectancy (Figure 4)
All pins
600
±2.5
200
V RMS
V RMS
kV
LOGIC INPUTS AND OUTPUTS
Input Threshold Voltage
V IT
I/OA1, I/OA2, relative to GNDA
0.5
0.7
V
INA1, INA2, relative to GNDA
0.7 x V CCA
Input Logic-High Voltage
V IH
INB1, INB2, relative to GNDB
I/OA1, I/OA2, relative to GNDA
0.7 x V CCB
0.7
V
I/OB1, I/OB2, relative to GNDB
INA1, INA2, relative to GNDA
0.7 x V CCB
0.8
Input Logic-Low Voltage
V IL
INB1, INB2, relative to GNDB
I/OA1, I/OA2, relative to GNDA
0.8
0.5
V
I/OB1, I/OB2, relative to GNDB
0.3 x V CCB
Output Logic-High
Voltage
V OH
OUTA1, OUTA2, relative to GNDA,
source current = 4mA
OUTB1, OUTB2, relative to GNDB,
source current = 4mA
V CCA - 0.4
V CCB - 0.4
V
OUTA1, OUTA2, relative to GNDA,
sink current = 4mA
OUTB1, OUTB2, relative to GNDB,
sink current = 4mA
0.8
0.8
Output Logic-Low
Voltage
V OL
I/OA1, I/OA2, relative to GNDA,
sink current = 10mA
0.6
0.9
V
I/OA1, I/OA2, relative to GNDA,
sink current = 0.5mA
I/OB1, I/OB2, relative to GNDB,
sink current = 30mA
0.6
0.85
0.4
Input/Output Logic-Low
Threshold Difference
Input Capacitance
D V TOL
C IN
I/OA1, I/OA2 (Note 6)
INA1, INA2, INB1, INB2, f = 1MHz
50
2
mV
pF
DYNAMIC SWITCHING CHARACTERISTICS
Common-Mode
Transient Immunity
dV ISO /dt
V IN = V CC_ or V GND_ (Notes 3, 7)
1.5
kV/ F s
Maxim Integrated
3
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