
DS1858
Dual Temperature-Controlled Resistors with
Three Monitors
_____________________________________________________________________ 3
SYMBOL
TYP MAX
Thermometer Error T
ERR
-40°C to +95°C
±3.0
DIGITAL THERMOMETER
(V
CC
= 3.0V to 5.5V, T
A
= -40°C to +95°C, unless otherwise noted.)
∆VMON 610
µV
Supply Resolution ∆V
CC
1.6 mV
Input/Supply Accuracy A
CC
0.25 0.5
Update Rate for MON1, MON2,
MON3, Temp, or V
CC
t
frame
25 36 ms
ANALOG VOLTAGE MONITORING
(V
CC
= 3.0V to 5.5V, T
A
= -40°C to +95°C, unless otherwise noted.)
Position 00h Resistance T
A
= +25°C 0.7 1.0
1.25
kΩ
Position FFh Resistance T
A
= +25°C 40 50 60 kΩ
Absolute Linearity (Note 6) -2 +2 LSB
Relative Linearity (Note 7) -1 +1 LSB
Temperature Coefficient (Note 8) 50
ppm/°C
ANALOG RESISTOR CHARACTERISTICS
(V
CC
= 3.0V to 5.5V, T
A
= -40°C to +95°C, unless otherwise noted.)
Comentários a estes Manuais