Datasheet

MAX34451 PMBus 16-Channel V/I Monitor and
12-Channel Sequencer/Marginer
www.maximintegrated.com
Maxim Integrated │ 3
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
andV
DDA
=3.0Vto3.6V,T
A
=-40°Cto+85°C,unlessotherwisenoted.TypicalvaluesareatV
DD
/V
DDA
=3.3V,T
A
=+25°C.)
(Note2)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
OutputLogic-High
(ExceptI
2
CPins)
V
OH1
I
OH
=-2mA(Note1) V
DD
-0.5 V
OutputLogic-Low:SCL,SDA,
MSCL,MSDA
V
OL2
I
OL
=4mA(Note1) 0.4 V
SCL,SDA,MSCL,MSDA
Leakage
IL
I2C
V
DD
=0Vorunconnected ±5 µA
CONTROL0Threshold 2.048 V
CONTROL0Hysteresis 50 mV
ADC
ADCBitResolution 12 Bits
ADCConversionTime ADC_TIME[1:0]=00 1000 ns
ADCFullScale V
FS
T
A
=0°Cto+85°C 2.032 2.048 2.064 V
ADCMeasurementResolution V
LSB
500 µV
RSnInputCapacitance C
RS
15 pF
RSnInputLeakage IL
RS
0V<V
RSn
<2.1V ±0.25 µA
ADCIntegralNonlinearity INL ±1 LSB
ADCDifferentialNonlinearity DNL ±1 LSB
TEMPERATURE SENSOR
Internal Temperature-
MeasurementError
T
A
=-40°Cto+85°C ±2 °C
FLASH
FlashEndurance N
FLASH
Note3 20,000
Write
Cycles
DataRetention T
A
=+50°C(Note4) 100 Years
STORE_DEFAULT_ALL,
MFR_STORE_ALLWriteTime
80 ms
RESTORE_DEFAULT_ALL
WithMFR_STORE_SINGLEdata 105 ms
RESTORE_DEFAULT_ALLor
MFR_RESTORE_ALL
WithoutMFR_STORE_SINGLEdata 500 µs
MFR_STORE_SINGLE
WriteTime
310 µs
MFR_NV_FAULT_LOG
WriteTime
Writing1faultlog 11 ms
MFR_NV_FAULT_LOG
Delete Time
Deleting all fault logs 200 ms
MFR_NV_FAULT_LOG
Overwrite Time
40 ms