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| MAX1153 Datasheet, PDF (3/29 Pages) Maxim Integrated Products – Stand-Alone, 10-Channel, 10-Bit System Monitors with Internal Temperature Sensor and VDD Monitor | |||
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Stand-Alone, 10-Channel, 10-Bit System Monitors
with Internal Temperature Sensor and VDD Monitor
ELECTRICAL CHARACTERISTICS (continued)
(VDD = +2.7V to +3.6V (MAX1153), VDD = +4.5V to +5.5V (MAX1154), VREF = +2.5V (MAX1153), VREF = +4.096V (MAX1154), fSCLK
= 10MHz (50% duty cycle), TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Common-Mode Rejection
Differentially configured inputs,
VCM = 0 to VDD
90
dB
Input Leakage Current
Input Capacitance
On-/off- leakage, VIN = 0 or VDD
(Note 6)
±0.1
±1
µA
18
pF
TEMPERATURE MEASUREMENTS
Internal Sensor Measurement Error
(Note 7)
External Sensor Measurement
Error (Note 8)
Grade A
MAX1153
MAX1154
Grade B
MAX1153
Grade B
MAX1154
Differential
Single ended
TA = -20°C to +85°C
TA = -40°C to +85°C
TA = +25°C
TA = -40°C to +85°C
TA = +25°C
TA = -40°C to +85°C
TA = +25°C
TA = -40°C to +85°C
TA = +25°C
TA = -40°C to +85°C
TA = +25°C
±0.5 ±1.0
±0.75 ±1.5
±0.3
±1.2 ±3.0
°C
±0.7
±1.2 ±2.5
±0.7
±2
±1
°C
±5
±2
Differentially configured inputs and internal
0.1
Temperature Measurement Noise
sensor
°C
Single-ended configured, external sensor
0.5
Temperature Resolution
External Sensor Bias Current
Low
High
0.5
°C/LSB
4
µA
66
Power-Supply Rejection
Differentially configured inputs and internal
PSR sensor
0.3
Single-ended configured, external sensor
0.1
INTERNAL REFERENCE
°C/V
REF Output Voltage
VREF
MAX1153
MAX1154
2.456 2.500 2.544
V
2.456 4.096 4.168
REF Temperature Coefficient
REF Output Resistance
REF Output Noise
Grade A
TCREF Grade B
MAX1153
MAX1154
8
ppm/°C
30
7
kâ¦
200
µVRMS
160
dB
REF Power-Supply Rejection
MAX1153
MAX1154
-70
-50
V
-70
-50
µA
EXTERNAL REFERENCE
REF Input Voltage Range
REF Input Current
VREF
IREF
VREF = +2.5V; fSAMPLE = 94ksps
VREF = +2.5V; fSAMPLE = 0
1.0
VDD + 0.05 V
15
40
µA
±1
_______________________________________________________________________________________ 3
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