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PixArt Imaging Inc.

ADBS-A350 General Datasheet

Optical Finger Navigation Chip

ADBS-A350 General Datasheet

Optical Finger Navigation Chip

PixArt Imaging Inc. http://www.pixart.com

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Version 1.0 |22 Jan 2016 | 11010AEN

DC Electrical Specifications

Electrical Characteristics over recommended operating conditions. Typical values at 25° C, VDD=VDDIO=1.8V at

default LED setting 13 mA.

Parameter

Symbol

Minimum

Typical

Maximum Units Notes

VDDIO DC Supply

Current

I VDDIO

20

µA

Digital peak supply

current

IPEAK VDD

10

mA

LED+ peak supply

current

IPEAK LED+

35

mA

At LED register setting of 27 mA

Input Low Voltage

VIL

-0.05

0

VDDIO

*0.35

V

IO_MOSI_A0, IO_CLK,

IO_MISO_SDA, IO_NCS_A1,

NRST, SHTDWN, IO_SELECT

Input High Voltage

VIH

VDDIO

* 0.7

VDDIO

VDDIO

+0.05

V

IO_MOSI_A0, IO_CLK,

IO_MISO_SDA, IO_NCS_A1,

NRST, SHTDWN, IO_SELECT

Input hysteresis

VHYS

100

mV

Input leakage current

Ileak

±1

±10

A

IO_MOSI_A0, IO_CLK,

IO_MISO_SDA, IO_NCS_A1,

NRST, SHTDWN, IO_SELECT

Output Low Voltage

VOL

0.2

V

Iout = 1.2 mA

Output High Voltage

VOH

VDDIO-0.2 VDDIO-0.1

V

Iout = 600 A

Input Capacitance

Cin

10

pF

MOSI, NCS, SCLK, SHTDWN