STPMS2L-PUR datasheet(9/33 Pages) STMICROELECTRONICS

Part #	STPMS2L-PUR

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

PDF	33 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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9 / 33 page

STPMS2

Maximum ratings

Doc ID 16525 Rev 3

9/33

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

IILV

Voltage channel leakage

current

VCC=5.25V, fCLK=4.19MHz

-1

µA

IILI

Current channel leakage

current

VCC=5.25V, fCLK=4.19MHz

-1

VCC=5.25V, fCLK=4.19MHz input

enabled

-10

Crosstalk between

channels

130

Digital I/O (CLK, DAT, DATN, MS0, MS1, MS2, MS3)

VIH

Input High voltage

0.75VC

5.3

VIL

Input Low Voltage

-0.3

0.25VC

VOH

Output high voltage

IO=-1mA, CL=50pF, VCC=3.2V

VCC-0.4

VOL

Output low voltage

IO=+1mA, CL=50pF, VCC=3.2V

0.4

IUP

Pull up current

µA

tTR

Transition time

CLOAD=50pF

Latency

From 50% of CLK to 50% to DAT

Clock input

fCLK

Nominal frequencies

Low precision mode

1.0

1.228

MHz

High precision mode

2.0

2.458

Very high precision mode

4.0

4.915

On chip reference voltage

VREF

Reference voltage

STPMS2L only (1)

1.21

1.23

1.25

Zout

Output impedance

200

Maximum load current

µA

Temperature coefficient

After calibration

ppm/°C

This level may be delivered from external source in STPMS2H.

Table 5.

General operating conditions (continued)

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