ADE7752AR datasheet(2/10 Pages) AD

2 / 10 page

REV. PrB 08/01

PRELIMINARY TECHNICAL DATA

–2–

ADE7752–SPECIFICATIONS

(VDD = 5 V

5%, AGND = DGND = 0 V, On-Chip Reference, CLKIN = 10 MHz,

TMIN to TMAX = –40 C to +85 C)

Parameter

Units

Test Conditions/Comments

ACCURACY

1, 2

Measurement Error

1 on Current Channel

Voltage Channel with Full-Scale Signal (±500 mV),

+25°C

0.1

% Reading typ

Over a Dynamic Range 500 to 1

Phase Error

1 Between Channels

Line Frequency = 45 Hz to 65 Hz

(PF = 0.8 Capacitive)

±0.1

Degrees(°) max

(PF = 0.5 Inductive)

±0.1

Degrees(°) max

AC Power Supply Rejection

S0 = S1 = 1

Output Frequency Variation (CF)

0.01

% Reading typ

V1 = 100 mV rms, V2 = 100 mV rms, @ 50 Hz

Ripple on VDD of 200 mV rms @ 100 Hz

DC Power Supply Rejection

S0 = S1 = 1

Output Frequency Variation (CF)

0.01

% Reading typ

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

VDD = 5 V ± 250 mV

ANALOG INPUTS

See Analog Inputs Section

Maximum Signal Levels

±0.125

V max

VAP, VBP, VCP, VN, IAP, IAN, IBP, IBN, ICP and

ICN to AGND

Input Impedance (DC)

400

Ω min

CLKIN = 10 MHz

Bandwidth (–3 dB)

TBD

kHz typ

CLKIN/256, CLKIN = 10 MHz

ADC Offset Error

1, 2

±15

mV max

See Terminology and

Gain Error

±4

% Ideal typ

External 2.5 V Reference,

V1 = 125 mV dc, V2 = 125 mV dc

Gain Error Match

±0.2

% Ideal typ

External 2.5 V Reference

REFERENCE INPUT

REFIN/OUT Input Voltage Range

2.7

V max

2.5 V + 8%

2.3

V min

2.5 V – 8%

Input Impedance

3.7

Ω min

Input Capacitance

pF max

ON-CHIP REFERENCE

Nominal 2.5 V

Reference Error

±200

mV max

Temperature Coefficient

ppm/°C typ

CLKIN

Note All Specifications for CLKIN of 10 MHz

Input Clock Frequency

MHz max

MHz min

LOGIC INPUTS

SCF, S0, S1, and

4-5-6

Input High Voltage, VINH

2.4

V min

VDD = 5 V ± 5%

Input Low Voltage, VINL

0.8

V max

VDD = 5 V ± 5%

Input Current, IIN

±3

µA max

Typically 10 nA, VIN = 0 V to VDD

Input Capacitance, CIN

pF max

LOGIC OUTPUTS

F1 and F2

Output High Voltage, VOH

ISOURCE = 10 mA

4.5

V min

VDD = 5 V

Output Low Voltage, VOL

ISINK = 10 mA

0.5

V max

VDD = 5 V

CF and REVP

Output High Voltage, VOH

V min

VDD = 5 V, ISOURCE = 5 mA

Output Low Voltage, VOL

0.5

V max

VDD = 5 V, ISINK = 5 mA

POWER SUPPLY

For Specified Performance

VDD

4.75

V min

5 V – 5%

5.25

V max

5 V + 5%

IDD

mA typ

NOTES

1 See Terminology Section for explanation of specifications.

2 See Plots in Typical Performance Graphs.

3Sample tested during initial release and after any redesign or process change that may affect this parameter.

Specifications subject to change without notice.

ADE7752AR датащи(PDF) 2 Page - Analog Devices

ADE7752AR датащи(HTML) 2 Page - Analog Devices

Html Pages

1 2 3 4 5 6 7 8 9 10

датащи скачать

ссылки URL