MCP3909RD-3PH3 Microchip Technology, MCP3909RD-3PH3 Datasheet - Page 49
MCP3909RD-3PH3
Manufacturer Part Number
MCP3909RD-3PH3
Description
REF DESIGN FOR MCP3909 W/18F2520
Manufacturer
Microchip Technology
Datasheets
1.MCP3909T-ISS.pdf
(44 pages)
2.MCP3909T-ISS.pdf
(104 pages)
3.MCP3909RD-3PH3.pdf
(88 pages)
4.MCP3909-ISS.pdf
(40 pages)
Specifications of MCP3909RD-3PH3
Main Purpose
Power Management, Energy/Power Meter
Utilized Ic / Part
MCP3909, PIC18F2520, PIC18F4550
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Secondary Attributes
-
Embedded
-
Primary Attributes
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
- MCP3909T-ISS PDF datasheet
- MCP3909T-ISS PDF datasheet #2
- MCP3909RD-3PH3 PDF datasheet #3
- MCP3909-ISS PDF datasheet #4
- Current page: 49 of 88
- Download datasheet (2Mb)
© 2008 Microchip Technology Inc.
EQUATION 5-6:
EQUATION 5-7:
The calculation for PHy_VA_GLSB is identical except that it uses the PHy_VA_RAW
register instead of PHy_W_RAW:
EQUATION 5-8:
Note:
Note:
Convert to 16-bit signed integer for compatibility with 18F2520 register and
firmware calculations.
Convert to 16-bit signed integer for compatibility with 18F2520 register and
firmware calculations.
PHY_VA_GLSB
PLSB = Value from
PHY_W_GLSB
=
=
Table 6-3
------------------------------------------------------------ - 32768
⎛
⎝
------------------------------------------------------------ - 32768
⎛
⎝
------------------------------------------------------ -
64 LINE_CYC_NUM
------------------------------------------------------ -
64 LINE_CYC_NUM
•
•
PHY_W_RAW
PHY_VA_RAW
based on V
⎛
⎝
⎛
⎝
V
---------------- -
V
---------------- -
PLSB
PLSB
B
B
•
•
I
I
B
B
Meter Calibration
⎞
⎠
⎞
⎠
B
and I
⎞
⎠
MAX
⎞
⎠
•
•
values
DS51643B-page 45
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