ADE7763 查看數據表（PDF） - Analog Devices

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ADE7763

Single-Phase Active and Apparent Energy Metering IC

Analog Devices 

ADE7763

Parameter

Spec

WAVEFORM SAMPLING

Channel 1

Signal-to-Noise Plus Distortion

62

Bandwidth (–3 dB)

14

Channel 2

Signal-to-Noise Plus Distortion

60

Bandwidth (–3 dB)

140

REFERENCE INPUT

REFIN/OUT Input Voltage Range

2.6

2.2

Input Capacitance

10

ON-CHIP REFERENCE

Reference Error

±200

Current Source

10

Output Impedance

3.4

Temperature Coefficient

30

CLKIN

Input Clock Frequency

4

1

LOGIC INPUTS

RESET, DIN, SCLK, CLKIN, and CS

Input High Voltage, VINH

2.4

Input Low Voltage, VINL

0.8

Input Current, IIN

±3

Input Capacitance, CIN

10

LOGIC OUTPUTS

SAG and IRQ

Output High Voltage, VOH

4

Output Low Voltage, VOL

0.4

ZX and DOUT

Output High Voltage, VOH

4

Output Low Voltage, VOL

0.4

CF

Output High Voltage, VOH

4

Output Low Voltage, VOL

1

POWER SUPPLY

AVDD

4.75

5.25

DVDD

4.75

5.25

AIDD

3

DIDD

4

__________________________________________________________

1 See the Terminology section for explanation of specifications.

2 See the plots in the Typical Performance Characteristics section.

3 See the Analog Inputs section.

Unit

dB typ

kHz

dB typ

Hz

V max

V min

pF max

mV max

µA max

kΩ min

ppm/°C typ

MHz max

MHz min

Test Conditions/Comments

Sampling CLKIN/128, 3.579545 MHz/128 = 27.9 kSPS

See the Channel 1 Sampling section

150 mV rms/60 Hz, range = 0.5 V, gain = 2

CLKIN = 3.579545 MHz

See the Channel 2 Sampling section

150 mV rms/60 Hz, gain = 2

CLKIN = 3.579545 MHz

2.4 V + 8%

2.4 V – 8%

Nominal 2.4 V at REFIN/OUT pin

All specifications CLKIN of 3.579545 MHz

V min

V max

µA max

pF max

V min

V max

V min

V max

V min

V max

V min

V max

V min

V max

mA max

mA max

DVDD = 5 V ± 10%

DVDD = 5 V ± 10%

Typically 10 nA, VIN = 0 V to DVDD

Open-drain outputs, 10 kΩ pull-up resistor

ISOURCE = 5 mA

ISINK = 0.8 mA

ISOURCE = 5 mA

ISINK = 0.8 mA

ISOURCE = 5 mA

ISINK = 7 mA

For specified performance

5 V – 5%

5 V + 5%

5 V – 5%

5 V + 5%

Typically 2.0 mA

Typically 3.0 mA

200 µA IOl

TO

OUTPUT

PIN

CL

50pF

+2.1V

1.6mA

IOH

Figure 2. Load Circuit for Timing Specifications

Rev. A | Page 4 of 56

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