STPMS1 datasheet(6/23 Pages) STMICROELECTRONICS

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General operating conditions

STPMS1

6/23

Doc ID 16524 Rev 2

General operating conditions

VCC = 5 V, TA = 25 °C, 2.2 µF between VDD and GND, 100 nF between VCC and GND,

fCLK = 2.048 MHz unless otherwise specified.

Table 5.

General operating conditions

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

General section

VCC

Operating supply voltage

3.165

5.5

ICC

Quiescent current

1.049 MHz; VCC=3.165 V; CL=100 nF, no

loads

2.5

VPOR

Power on reset on VCC

2.5

VDD

Regulated supply voltage 1.049 MHz; VCC=3.2 V; CL=100 nF, no loads

2.85

3.00

3.15

ILATCH

Current injection latch-up

immunity

300

fCLK

Nominal frequencies

1.0

2.458

MHz

DC measurement accuracy

Resolution

bit

INL

Integral non-linearity

Result referred to a 13-bit resolution of CIP-

CIN channel

0.35

LSB

Result referred to a 9-bit resolution of VIP-

VIN channel

0.5

DNL

Differential linearity

Result referred to a 13-bit resolution of CIP-

CIN channel

0.2

LSB

Result referred to a 9-bit resolution of VIP-

VIN channel

0.4

Offset error

Result referred to a 13-bit resolution of CIP-

CIN channel

0.15

LSB

Result referred to a 9-bit resolution of VIP-

VIN channel

0.05

Gain error

Result referred to a 13-bit resolution of CIP-

CIN channel

0.05

LSB/

µV

Result referred to a 9-bit resolution of VIP-

VIN channel

0.001

Noise floor

CIP-CIN channel, Gain 8x

115

PSRRDC

Power supply DC

rejection

Voltage signal: 200 mVrms/50 Hz

Current signal: 10 mVrms/50 Hz

fCLK= 2.048 MHz

VCC=3.3 V±10 %, 5 V±10 %

0.2

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