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STPM32TR Datasheet(PDF) 18 Page - STMicroelectronics

Part # STPM32TR
Description  ASSP for metering applications with up to four independent 24-bit 2nd order sigma-delta ADCs, 4 MHz OSF and 2 embedded PGLNA
PDF  121 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STPM32TR Datasheet(HTML) 18 Page - STMicroelectronics

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Electrical characteristics
STPM32, STPM33, STPM34
18/121
DS10272 Rev 8
ISTBY
Standby current
consumption
EN = GND
-
< 1
-
A
VDDA
Analog regulated
voltage
-
-
2.85
-
V
VDDD
Digital regulated
voltage
-
-
1.2
-
V
PSRRREGS
Power supply rejection
ratio(1)
50 Hz
-
50
-
dB
On-chip reference voltage (VREF1, VREF2)
VREF
Reference voltage
No load on VREF, TC = 010 (default)
-
1.18
-
V
TC
Temperature
coefficient(2)
Default
-
30
-
ppm/°
C
TCstep
TC programmable
step(2)
-
-
± 30
-
ppm/°
C
Analog inputs (VIP1, VIN1, VIP2, VIN2, IIP1, IIN1, IIP2, IIN2)
VMAX
Maximum input signal
levels
Voltage channels (VIP1-VIN1, VIP2-
VIN2)
-300
-
+300
mV
Current channels (IIP1-IIN1, IIP2-IIN2)
Gain 2X
Gain 4X
Gain 8X
Gain 16X
-300
-150
-75
-37.5
-
+300
+150
+75
+37.5
mV
Voff
Amplifier offset(2)
Shorted and grounded input
-
1
-
mV
ZVin
Voltage channel input
impedance(1)
--
8
-
MΩ
ZIin
Current channel input
differential
impedance(1)
Gain 2X
Gain 4X
Gain 8X
Gain 16X
-
90
170
300
510
-kΩ
GERR
Channel gain error
Input VMAX/2
-
± 5
-
%
Crosstalk(1)
Voltage to current channels
-
-120
-
dB
Current to voltage channels
-
-120
-
Digital I/O (CLKOUT/ZCR, LED1, LED2, INT1, INT2, MISO, MOSI, SCL, SCS, SYN)
VIH
Input high-voltage
-
0.75
VCC
-
3.3
V
VIL
Input low-voltage
VCC = 3.2 V
-0.3
-
0.6
V
VOH
Output high-voltage
IO = -1 mA, VCC = 3.2 V
VCC-
0.4
--
V
VOL
Output low-voltage
IO = +1 mA, VCC = 3.2 V
-
-
0.4
V
Table 5. Electrical characteristics (continued)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit



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