ADE7757(2002) 데이터 시트보기 (PDF) - Analog Devices

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ADE7757
(Rev.:2002)

Energy Metering IC with Integrated Oscillator

Analog Devices 

PRELIMINARY TECHNICAL DATA

ADE7757 –Typical Performance Characteristics

TBD

TBD

Figure 2. Error as a % Reading over Temperature on-chip

reference (PF=1)

Figure 5. Error as a % of Reading over Temperature with

External Reference (PF=0.5)

TBD

TBD

Figure 3. Error as a % of Reading over Temperature with

on-chip reference (PF=0.5)

TBD

Figure 6. Error as a %of Reading over Input Frequency

602kΩ

220V 200Ω 150nF

40A TO

40mA

500 µΩ

200Ω

150nF

200 Ω

150nF

200Ω

150nF

1µF

100nF

VDD

100nF

10 µF

VDD

V2P

F1

U1 F2

ADE7757 CF

U3

K7

V2N

RESERVED

V1P

5 kΩ

RCLKIN

K8

PS2501-1

VDD

V1N

S0

S1

REFIN/OUT

SCF

AGND DGND

10kΩ

10nF 10nF 10nF

Figure 4. Error as a % of Reading over Temperature with

External Reference (PF=1)

–6–

Figure 7. Test Circuit for Performance Curves

REV. PrC.

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