ADE9078ACPZ datasheet(7/108 Pages) AD

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ADE9078

Data Sheet

Rev. 0 | Page 6 of 107

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

Channel Drift (PGA, ADC,

Internal Voltage Reference)

±7

±25

ppm/°C

PGA = 1, internal VREF

±7

±25

ppm/°C

PGA = 2, internal VREF

±7

±25

ppm/°C

PGA = 4, internal VREF

Differential Input Impedance (DC)

330

366

kΩ

See the Terminology section, PGA = 1

160

180

kΩ

PGA = 2

kΩ

PGA = 4

INTERNAL VOLTAGE REFERENCE

Nominal 1.25 V ±1 mV

Voltage Reference

1.250

TA = 25°C, REF pin

Temperature Coefficient2

±5

±20

ppm/°C

TA = −40°C to +85°C

EXTERNAL VOLTAGE REFERENCE

External Voltage Reference Input

Voltage (REF)

1.2, 1.25

REFGND must be tied to GND, AGND, and

DGND; 1.25 V external reference is preferred;

the full-scale values mentioned in this data

sheet are for a voltage reference of 1.25 V

Average Reference Current

120

μA/V

CRYSTAL OSCILLATOR

CLKIN = 12.288 MHz ± 30 ppm (see the

Crystal Oscillator/External Clock section)

Input Clock Frequency

12.165

12.288

12.411

MHz

Internal Capacitance on CLKIN

and CLKOUT

Internal Feedback Resistance

Between CLKIN and CLKOUT

2.5

MΩ

Transconductance (gm)

mA/V

EXTERNAL CLOCK INPUT

Input Clock Frequency

12.165

12.288

12.411

MHz

Duty Cycle2

45:55

50:50

55:45

CLKIN Logic Inputs

3.3 V tolerant

Input Voltage

High, VINH

1.2

VDD = 2.7 V to 3.63 V

Low, VINL

0.5

VDD = 2.7 V to 3.63 V

LOGIC INPUTS

PM0, PM1, RESET, MOSI, SCLK,

and SS

Input Voltage

High, VINH

2.4

VDD = 2.7 V to 3.63 V

Low, VINL

0.8

VDD = 2.7 V to 3.63 V

Input Current, IIN

μA

VIN = 0 V

Internal Capacitance, CIN

LOGIC OUTPUTS

MISO, IRQ0, and IRQ1

VDD = 2.97 V to 3.63 V

Output Voltage

High, VOH

2.4

ISOURCE = 4 mA

Low, VOL

0.8

ISINK = 4 mA

Internal Capacitance, CIN

CF1, CF2, CF3, and CF4

VDD = 2.97 V to 3.63 V

Output Voltage

High, VOH

2.4

ISOURCE = 8 mA

Low, VOL

0.8

ISINK = 8 mA

Internal Capacitance, CIN

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