ADM1025ARQZ-R7 datasheet(3/21 Pages) ONSEMI

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Preliminary Technical Data

ADM1025/ADM1025A

Rev. P5 | Page 3 of 21| www.onsemi.com

SPECIFICATIONS

TA = TMIN to TMAX, VCC = VMIN to VMAX, unless otherwise noted.

Table 1.

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

POWER SUPPLY

Supply Voltage, VCC1

3.0

3.30

5.5

Supply Current, ICC2

1.4

2.5

Interface Inactive, ADC Active

500

μA

Standby Mode

TEMPERATURE-TO-DIGITAL CONVERTER

Internal Sensor Accuracy

±3

°C

Resolution

°C

External Diode Sensor Accuracy

±5

°C

±3

°C

60°C ≤ TA ≤ 100°C; VCC = 3.3 V

Resolution

°C

Remote Sensor Source Current

180

μA

High Level

μA

Low Level

ANALOG-TO-DIGITAL CONVERTER (INCLUDING MUX AND

ATTENUATORS)

Total Unadjusted Error, TUE3

±2

Differential Nonlinearity, DNL

±1

LSB

Power Supply Sensitivity

±1

%/V

Conversion Time (Analog Input or Internal Temperature)4

11.6

Conversion Time (External Temperature)4

34.8

Input Resistance (2.5 V, 3.3 V, 5 V, 12 V, VCCPIN)

140

250

kΩ

OPEN-DRAIN DIGITAL OUTPUT ADD/RST/INT/NTO

Output Low Voltage, VOL

0.4

IOUT = −6.0 mA; VCC = 3 V

High Level Output Leakage Current, IOH

0.1

μA

VOUT = VCC; VCC = 3 V

RST Pulsewidth

OPEN-DRAIN SERIAL DATABUS OUTPUT (SDA)

Output Low Voltage, VOL

0.4

IOUT = –6.0 mA; VCC = 3 V

High Level Output Leakage Current, IOH

0.1

μA

VOUT = VCC

SERIAL BUS DIGITAL INPUTS (SCL, SDA)

Input High Voltage, VIH

2.1

Input Low Voltage, VIL

0.8

Hysteresis

500

DIGITAL INPUT LOGIC LEVELS (ADD, VID0–VID4, NTI)5

VID0–VID3 Input Resistance

100

kΩ

ADM1025 Only

VID4 Input Resistance

300

kΩ

ADM1025 Only

100

kΩ

ADM1025A

Input High Voltage, VIH6

2.1

Input Low Voltage, VIL6

0.8

DIGITAL INPUT LEAKAGE CURRENT

Input High Current, IIH

−1

μA

VIN = VCC

Input Low Current, IIL

μA

VIN = 0

Input Capacitance, CIN

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