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IQS211A Datasheet v1.1

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September 2016

3

Specifications

3.1 Absolute maximum ratings

The following absolute maximum parameters are specified for the device:

Exceeding these maximum specifications may cause damage to the device.

-40°C to 85°C

3.6V

VDDHI + 0.5V (may not

exceed VDDHI max)

10mA

 Minimum pin voltage

VSS

– 0.5V

 Minimum power-on slope

100V/s

 ESD protection

±8kV (Human body model)

 Package Moisture Sensitivity Level (MSL)

1

Table 3.1 IQS211A General Operating Conditions

DESCRIPTION

Conditions

PARAME

TER

MIN

TYP

MAX

UNIT

Supply voltage

1.8

3.3V

3.6

V

Internal regulator output

1.8 ≤ V

1.62

1.7

1.79

V

Default Operating Current

3.3V, Scan time

= 9

77

88

μA

Low

Power

Example

Setting 1*

3.3V, Scan time

=160

2**

μA

*Scan time in ms

**Defined for low target counts (192)

Table 3.2 Start-up and shut-down slope Characteristics

DESCRIPTION

Conditions

PARAMETER

MIN

MAX

UNIT

Power On Reset

@25°C

POR

1.2

-

V

Brown Out Detect

@25°C

BOD

-

1.5

V

Table 3.3 Input signal response characteristics (IO1/IO2)

DESCRIPTION

MIN

TYP

MAX

UNIT

Reseed function

15

20

25

ms

Halt charge / Reduce sensitivity function

50

n/a

n/a

ms

Table 3.4 Communications timing characteristics

DESCRIPTION

MIN

TYP

MAX

UNIT

-

20

-

ms