Rev. 1.00

4

November 16, 2011

HT16L21

Approximate Internal Connections

VDD

VSS

SCL, SDA (for schmit Trigger type)

Vselect-on

Vselect-off

COM0~COM4; SEG0~SEG31

VDD

VSS

IFS,

VSS

LED0~7

CSB, CLK (for schmit Trigger type)

VDD

VSS

VSS

DIO (for Schmitt trigger type)

RSTB

Absolute Maximum Ratings

LEDdriveroutputcurrent(total)..................................................................................................................... 88mA

Storagetemperature.......................................................................................................................-55°Cto+150°C

Operatingtemperature.....................................................................................................................-40°Cto+85°C

Note:Thesearestressratingsonly.Stressesexceedingtherangespecifiedunder"AbsoluteMaximumRatings"

maycausesubstantialdamagetothedevice.Functionaloperationofthisdeviceatotherconditionsbeyond

thoselistedinthespecificationisnotimpliedandprolongedexposuretoextremeconditionsmayaffectdevice

reliability.