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| MAX1098-MAX1099 Datasheet, PDF (4/20 Pages) Maxim Integrated Products – 10-Bit Serial-Output Temperature Sensors with 5-Channel ADC | |||
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10-Bit Serial-Output Temperature Sensors
with 5-Channel ADC
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 4.75V to 5.25V (MAX1098), VDD = 2.7V to 3.6V (MAX1099), external reference, VREF = +2.5V (MAX1098), VREF = +1.2V
(MAX1099), fSCLK = 2.5MHz, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
EXTERNAL VOLTAGE REFERENCE CHARACTERISTICS
Reference Voltage Range
VREF
MAX1098
MAX1099
0.8
2.5
V
0.8
1.2
REF Input Resistance
Converting
Shutdown
10
Mâ¦
25
REF Input Capacitance
24
pF
INTERNAL TEMPERATURE MEASUREMENT CHARACTERISTICS
Resolution
0.13
°C
Output Error (Notes 1, 9)
TA = +85°C, PD = 1mW
TA = 0°C to +70°C
MAX109_A
MAX109_B
MAX109_C
MAX109_A
MAX109_B
MAX109_C
±0.75
±1
±1
±0.75
±1
°C
±2
TA = -40°C to 0°C,
TA = +70°C to +85°C
MAX109_A
MAX109_B
MAX109_C
±0.75
±1
±4
Power-Supply Rejection Ratio
PSRR (Note 7)
0.2
°C/V
Noise
EXTERNAL TEMPERATURE MEASUREMENT CHARACTERISTICS
0.18
°CRMS
Output Error
2N3904 (Note 10)
±2
±4
°C
Remote Diode Excitation (1X)
Remote Diode Excitation (10X)
10
µA
100
µA
4 _______________________________________________________________________________________
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