STPMS2H-PUR datasheet(5/33 Pages) STMICROELECTRONICS

部件名	STPMS2H-PUR

功能描述	Smart sensor II dual-channel 1-bit, 4 MHz, second-order sigma-delta modulator with embedded PGLNA

PDF	33 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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5 / 33 page

STPMS2

Pin configuration

Doc ID 16525 Rev 3

5/33

Pin configuration

Figure 2.

Pin connections

AM09382v1

VDDac

VDDa

VBG

MS1

MS0

VCC

MS2

VDDav

GND

Table 2.

Pin description

Pin n°

Symbol

Description

VCC

Unregulated supply voltage for pad-ring, bandgap, low-drop and level shifters

VDDac

Current channel modulator supply input

VDDa

Output of internal + 3.0 V low drop regulated power supply

VBG

Output of internal + 1.23 V bias generator (STPMS2L);

Input of external precision reference voltage (STPMS2H)

CIN

Current channel -

CIP

Current channel +

VIN

Voltage channel -

VIP

Voltage channel +

VDDav

Voltage channel modulator supply input

MS0

Input for configurator 0

MS1

Input for configurator 1

MS2

Input for configurator 2

MS3

Input for configurator 3

CLK

Input for external measurement clock

DAT

Output of multiplexed

ΣΔ signal

Output of current

ΣΔ signal

DATn

Output of inverted multiplexed

ΣΔ signal

Output of voltage

ΣΔ signal

Exp PAD

GND

Ground level for signals and pin protection

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