AIS2120SX datasheet(39/58 Pages) STMICROELECTRONICS

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DocID028312 Rev 3

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AIS1120SX / AIS2120SX

Mechanical and electrical specifications

4.3

Digital blocks

Table 34. Digital range and levels

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Bit

ADC resolution

bit

ACC_RNG

Range for acceleration data

-8192

+8191 LSb

Out_Hi

Logic output high (SDO pin)

Max static current = 2 mA

VDD-0.6

VDD

Out_Low

Logic output low (SDO pin)

Max static current = 2 mA

0.0

0.6

In_Hi

Logic input high (all inputs)

VDD

In_Low

Logic input low (all inputs)

0.0

CIN1

Input capacitance at high impedence

(SDO pin)

2pF

CIN2

Input capacitance at CS/SDI/SCK pin

I_Pull_D

Internal pull-down current (SDI, SCK) Vin = Vcc to 0 V

μA

I_Pull_U

Internal pull-up current (CS)

Vin = Vcc to 0 V

μA

UVT_VDD

Undervoltage threshold (VDD)

2.7

2.9

3.1

UVT_VREG Undervoltage threshold (VREG)

2.1

2.3

2.5

UV_DET1

Under/overvoltage detection time

VDD below threshold

VREG below threshold

1.5

10.5

μs

Hard_Res

Hard reset threshold (VREG)

1.8

2.1

2.2

Res_t

Reset activation time

After SPI command

1.5

μs

Rec_t

Reset recovery time

Reset to first SPI

access

1ms

AIS2120SX Datasheet(PDF) 39 Page - STMicroelectronics

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