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| MAX11359A_12 Datasheet, PDF (5/67 Pages) Maxim Integrated Products – 16-Bit Data-Acquisition System with ADC, DAC, UPIOs, RTC, Voltage Monitors, and Temp Sensor | |||
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MAX11359A
16-Bit Data-Acquisition System with ADC, DAC,
UPIOs, RTC, Voltage Monitors, and Temp Sensor
ELECTRICAL CHARACTERISTICS (continued)
(VAVDD = VDVDD = +1.8V to +3.6V, VREF = +1.25V, external reference, CLK32K = 32.768kHz (external clock), CREG = 10µF, CCPOUT =
10µF, 10µF between CF+ and CF-, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Long-Term Stability
Output Noise Voltage
Turn-On Settling Time
TEMPERATURE SENSOR
(Note 9)
f = 0.1Hz to 10Hz, VAVDD = 3V
f = 10Hz to 10kHz, VAVDD = 3V
Buffer only, settle to 0.1% of final value
35
ppm/
1000hrs
50
400
µVP-P
100
µs
Temperature Measurement
Resolution
ADC resolution is 16-bit, 10sps
0.11
°C/LSB
Internal Temperature-Sensor
Measurement Error
External Temperature-Sensor
Measurement Error (Note 10)
Temperature Measurement Noise
Temperature Measurement
Power-Supply Rejection Ratio
OP AMP (RL = 10k⦠connected to VAVDD/2)
Input Offset Voltage
VOS
Offset-Error Tempco
Input Bias Current (Note 7)
IBIAS
Input Offset Current
Input Common-Mode Voltage
Range
IOS
CMVR
Internal voltage
reference, four-
current calibration,
and stored
calibration
coefficients
TA = 0°C to +50°C
TA = -40oC to +85°C
TA = +25°C
TA = 0°C to +50°C
TA = -40°C to +85°C
VCM = 0.5V
TA = -40°C to +85°C
IN1+, IN2+, IN3+ TA = 0°C to +70°C
TA = 0°C to +50°C
TA = -40°C to +85°C
IN1-, IN2-, IN3-
TA = 0°C to +70°C
TA = 0°C to +50°C
VIN1_, VIN2_ = +0.3V to (VAVDD - 0.3V) (Note
±0.5
±1
±0.50
±0.5
±1.0
0.18
0.2
°C
°C
°CRMS
°C/V
±15
mV
3
µV/oC
0.006 ±1
nA
4
±300
pA
2
±200
0.025 ±1
nA
20 ±600
pA
±400
±1
nA
0
VAVDD
- 0.35
V
Common-Mode Rejection Ratio
CMRR 0 ⤠VCM ⤠75mV
60
dB
75mV < VCM ⤠VAVDD - 0.35V, TA = +25°C
60
75
Maxim Integrated
5
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