STPMC1 ST Microelectronics, STPMC1 Datasheet - Page 12

• Manufacturer Part Number: STPMC1
• Description: Programmable poly-phase energy calculator IC
• Manufacturer: ST Microelectronics

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Application
Table 6.
Note:
12/76
Reads or writes to a calculator device via SPI and
performs computation
Measurement reference clock
Interface R-phase voltage, current
Interface S-phase voltage, current
Interface T-phase voltage, current
Interface PTAT, neutral current
Interface PTAT or hall
Low-end user interface
Typical external components
The components listed above refer to a typical metering application. In any case, STPMC1
operation is not limited to the choice of these external components.
Function
Doc ID 15728 Rev 1
Crystal oscillator
Stepper counter
Microprocessor
Component
STPMSx
STPMSx
STPMSx
STPMSx
STPMSx
Value
4.194
8.192
4.915
9.830
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Tolerance
± 30 ppm
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STPMC1
MHz
Unit
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