CS2811
CS2811

CS2811 is a high performance, ultra-low power consumption, high cost performance capacitive fingerprint image sensor chip. It is mainly used in mobile phone, tablet, PC, ukey, access control and other consumer electronic fields. The high-performance fingerprint identification algorithm independently developed by xinqihang technology can provide important verification protection for the security login, security payment and other applications of these electronic devices. The shape of product application is mainly strip shape and runway shape.


 Key features

1) Capacitive press fingerprint identification;

2) 56x180 pixels, 8 bit resolution;

3) 508dpi resolution rate, 3D image quality;

4) High speed SPI interface;

5) Ultra low power consumption;

6) Manual wake-up function of host computer;

7) It supports black screen unlocking and 360 degree unlocking;

8) Power supply and IO support 1.8v/3.3v working voltage;

9) Support acyclic mode;


 Chip characteristics

Parameter

Description

Value

Units

Die size

stripe

3090*11090

um

Package

LGA(max)

16*7

mm


LGA(min)

14*3.6R0.8

mm

Size sensing array


56x180

pixels

Pixel resolution

8bit

256

levels

Interface

Serial SPI+interrupt

4+1

Pins

Supply voltage

VDDtypical

1.8/3.3

V

TX supply voltage

Typical

1.8/3.3

V

Supply current

ldl e

<1

mA


Image capture

<8

mA


Sleep Mode

<10(typical

uA


Deep Sleep Mode

<5

uA

Clock frequency

Master Clock Dynamic Frequency

>SPI CLK

MHz


SPI CLK

<16

MHz

Operating temperature


-40~85

Storage temperature


-40~125

Spatial Resolution


508

DPI

ESD

Air discharge

±15

KV

Coating


<100

um