STPM01_11 STMICROELECTRONICS [STMicroelectronics], STPM01_11 Datasheet - Page 5

• Manufacturer Part Number: STPM01_11
• Description: Programmable single phase energy metering IC with tamper detection
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

STPM01
List of figures
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Figure 30.
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Pin connections (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Supply current vs. supply voltage, T
RC oscillator frequency vs. V
RC oscillator: frequency jitter vs. temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Analog voltage regulator: line - load regulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Digital voltage regulator: line - load regulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Voltage channel linearity at different V
Power supply AC rejection vs. V
Power supply DC rejection vs. V
Error over dynamic range gain dependence. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Primary current channel linearity at different V
Gain response of ΔΣ AD converters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
First order ∑ Δ A/D converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
ZCR signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
LIN and BFR signal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Bandgap temperature variation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Timings of tamper module - Primary channel selected. . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Timings of tamper module - Secondary channel selected . . . . . . . . . . . . . . . . . . . . . . . . . 25
Different oscillator circuits (a): with quartz; (b): internal oscillator; (c): with external source27
Positive energy stepper driving signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Negative energy stepper driving signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
STPM01 data records map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Timing for providing remote reset request . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Data records reconstruction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Timing for data records reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Timing for writing configuration and mode bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Active energy computation diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
STPM01 reference schematic with one current transformer and one shunt. . . . . . . . . . . . 54
STPM01 with 3X charge pump DC-DC converter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
CC
Doc ID 10853 Rev 8
, R = 12 kΩ, T
CC
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
A
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
= 25 °C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
CC
voltages. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
A
CC
= 25 °C . . . . . . . . . . . . . . . . . . . . . . . . . . 15
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
List of figures
5/60