High-precision three-phase active power metering
NAN JING ECH TECHNOLOGY CO。 , LTD
ATT7030
ATT7030A
Date: 2005-03-28 Rev: 1.04
1
www.DataSheet.in
...
Description
NAN JING ECH TECHNOLOGY CO。 , LTD
ATT7030
ATT7030A
Date: 2005-03-28 Rev: 1.04
1
www.DataSheet.in
NAN JING ECH TECHNOLOGY CO。 , LTD
ATT7030
1.1 1.2 1.3 1.4 1.5 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3.1 3.2 3.3 4.1 4.2
3 4 4 5 7 8 8 9 9 9 10 10 10 10 12 13 13 14 15
2
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NAN JING ECH TECHNOLOGY CO。 , LTD
ATT7030
1.1 (1000:1) 0.1% 1 0.5S IEC 687/1036 GB/T 17215-1998 REVP NEGP PA/PB/PC CF1 F1/F2 SUM 0.1% 21 QFP44 +5V
3
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NAN JING ECH TECHNOLOGY CO。 , LTD
ATT7030
1.2 ATT7030A ATT7030A sigma-delta ADC ATT7030A ATT7030A 1 CF1 ATT7030A 1.3
OSCO OSCI SEL SUM SIG RESET S0 S1 SCF
- V1P V1N V3P V3N V5P V5N V2P V2N V4P V4N V6P V6N
F1 F2 CF1 Revp
ADC
ADC
NEG
PA PB PC
VCC AVCC VDD
ATT7030A
REFOUT REFCAP GND AGND
4
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NAN JING ECH TECHNOLOGY CO。 , LTD
1.4
G N D O S C O O S C I V C C R E V P V D D S P U C M P B P A V C C
ATT7030
44 43 42 41 40 39 38 37 36 35 34
RESET 1 SIG V1P V1N
2 3 4
33 VDD 32
NC
31 NEGP 30 F2 29 F1 28
REFCAP 5 V3P 6 V3N AGND V5P
7 8 9
NC
27 CF1
ATT7030A
12 13 14 15 16 17 18 19 20 21 22
26 SEL 25
SCF
V5N 10 REFOUT 11
24 TEST 23 GND
A V C C
V V 2 2 P N
A V V G 4 4 N P N D
A V C C
V 6 P
V 6 N
S 0
S 1
1 2 3,4
RESET SIG V1P/V1N
ATT7030A 47K ATT7030A SIG A Vpp 1.5V ESD , 6V 2.4V 10 F ...
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