EVAL-ADE7762EBZ Ver la hoja de datos (PDF) - Analog Devices

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EVAL-ADE7762EBZ

Polyphase Energy Metering IC with Phase Drop Indication

Analog Devices 

ADE7762

SPECIFICATIONS

VDD = 5 V ± 5%, AGND = DGND = 0 V, on-chip reference, CLKIN = 10 MHz, TMIN to TMAX = −40°C to +85°C, unless otherwise noted.

Table 1.

Parameter

ACCURACY1, 2

Measurement Error on Current

Channel

Phase Error Between Channels

PF = 0.8 Capacitive

PF = 0.5 Capacitive

AC Power Supply Rejection

Output Frequency Variation (CF)

DC Power Supply Rejection

Output Frequency Variation (CF)

ANALOG INPUTS

Maximum Signal Levels

Conditions

Voltage channel with full-scale signal (±500 mV), 25°C,

over a dynamic range of 500 to 1

SCF = 0, S0 = S1 = 1

IA = IB = IC = 100 mV rms,

VA = VB = VC = 100 mV rms @ 50 Hz,

Ripple on VDD of 200 mV rms @ 100 Hz

S1 = 1, S0 = SCF = 0

V1 = 100 mV rms, V2 = 100 mV rms,

VDD = 5 V ± 250 mV

See the Analog Inputs section

VAP – VN, VBP – VN, VCP – VN, IAP – IAN, IBP – IBN, ICP – ICN

Input Impedance (DC)

Bandwidth (−3 dB)

ADC Offset Error1, 2

Gain Error

REFERENCE INPUT

REFIN/OUT Input Voltage Range

Input Impedance

Input Capacitance

ON-CHIP REFERENCE

Reference Error

Temperature Coefficient

CLKIN (INPUT CLOCK FREQUENCY)

LOGIC INPUTS3

ACF, S0, S1, and ABS

Input High Voltage, VINH

Input Low Voltage, VINL

Input Current, IIN

Input Capacitance, CIN

LOGIC OUTPUTS3

F1 and F2

Output High Voltage, VOH

Output Low Voltage, VOL

CF and REVP

Output High Voltage, VOH

Output Low Voltage, VOL

LED_CTRL

Output Frequency

Output High Voltage

Output Low Voltage

LED_A, LED_B, LED_C

Output Low ISINK

Output High Source

CLKIN = 10 MHz

CLKIN/256, CLKIN = 10 MHz

External 2.5 V reference, IA = IB = IC = 500 mV dc

2.4 V + 8%

2.4 V − 8%

Nominal 2.4 V

All specifications for CLKIN of 10 MHz

VDD = 5 V ± 5%

VDD = 5 V ± 5%

Typically 10 nA, VIN = 0 V to VDD

ISOURCE = 10 mA, VDD = 5 V

ISINK = 10 mA, VDD = 5 V

VDD = 5 V, ISOURCE = 5 mA

VDD = 5 V, ISINK = 5 mA

VDD = 5 V, CLKIN = 10 MHz

VDD = 5 V, ISOURCE = 10 mA

VDD = 5 V, ISINK = 10 mA

VDD = 4.75 V

VDD = 4.75 V

Min Typ Max Unit

0.1

% reading

±0.1 Degrees

±0.1 Degrees

0.01

% reading

0.1

% reading

370 410

14

±9

±0.5 V peak

difference

kΩ

kHz

±25 mV

% ideal

2.6 V

2.2

V

3.3

kΩ

10 pF

±200 mV

25

ppm/°C

10

MHz

2.4

V

0.8 V

±3 μA

10 pF

4.5

V

0.5 V

4.5

V

0.5 V

17.39

kHz

4.5

V

0.4 V

8

mA

6

mA

Rev. 0 | Page 4 of 28

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