ADM1175-3ARMZ-R7 datasheet(4/24 Pages) AD

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ADM1175

Rev. 0 | Page 4 of 24

Parameter

Min

Typ

Max

Unit

Conditions

MONITORING ACCURACY1

Current Sense Absolute Accuracy

−1.45

+1.45

VSENSE = 75 mV

0°C to +70°C

−1.8

+1.8

VSENSE = 50 mV

0°C to +70°C

−2.8

+2.8

VSENSE = 25 mV

0°C to +70°C

−5.7

+5.7

VSENSE = 12.5 mV

0°C to +70°C

−1.5

+1.5

VSENSE = 75 mV

0°C to +85°C

−1.8

+1.8

VSENSE = 50 mV

0°C to +85°C

−2.95

+2.95

VSENSE = 25 mV

0°C to +85°C

−6.1

+6.1

VSENSE = 12.5 mV

0°C to +85°C

−1.95

+1.95

VSENSE = 75 mV

−40°C to +85°C

−2.45

+2.45

VSENSE = 50 mV

−40°C to +85°C

−3.85

+3.85

VSENSE = 25 mV

−40°C to +85°C

−6.7

+6.7

VSENSE = 12.5 mV

−40°C to +85°C

VSENSE for ADC Full Scale

105.84

This is an absolute value to be used when

converting ADC codes to current readings;

any inaccuracy in this value is factored into

absolute current accuracy values (see specs

for Current Sense Absolute Accuracy)

Voltage Accuracy

−0.85

+0.85

VCC = 3 V minimum

(low range)

0°C to +70°C

−0.9

+0.9

VCC = 6 V minimum

(high range)

0°C to +70°C

−0.85

+0.85

VCC = 3 V minimum

(low range)

0°C to +85°C

−0.9

+0.9

VCC = 6 V minimum

(high range)

0°C to +85°C

−0.9

+0.9

VCC = 3 V minimum

(low range)

−40°C to +85°C

−1.15

+1.15

VCC = 6 V minimum

(high range)

−40°C to +85°C

VCC for ADC Full Scale,

Low Range (VRANGE = 1)

6.65

VCC for ADC Full Scale,

High Range (VRANGE = 0)

26.35

These are absolute values to be used when

converting ADC codes to voltage readings;

any inaccuracy in these values is factored into

voltage accuracy values (see specs for Voltage

Accuracy)

I2C TIMING

Low Level Input Voltage, VIL

0.3 VBUS

High Level Input Voltage, VIH

0.7 VBUS

Low Level Output Voltage on SDA, VOL

0.4

IOL = 3 mA

Output Fall Time on SDA from VIHMIN to VILMAX

20 +

0.1 CB

250

CB = bus capacitance from SDA to GND

Maximum Width of Spikes Suppressed by

Input Filtering on SDA and SCL Pins

250

Input Current, II, on SDA/SCL When Not

Driving Out a Logic Low

−10

+10

μA

Input Capacitance on SDA/SCL

SCL Clock Frequency, fSCL

400

kHz

Low Period of the SCL Clock

600

High Period of the SCL Clock

1300

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