LED digital display driver IC and anti-interference LED digital tube display driver ic-vk1s68c ssop24 are applicable to finger clip pulse oximeter, arm electronic sphygmomanometer, thermometer, fetal

Product brand ： Yongjia micro electricity /VINKA
Product model ：VK1S68C
Package form ：SSOP24
Product year ： New year's Day

summary ：
VK1S68C It is a kind of digital tube or dot matrix with keyboard scanning interface LED Special chip for drive control , Internal integration 3 Line serial interface 、 Data latch 、LED drive 、 Keyboard scanning and other circuits .SEG Foot joint LED Anode ,GRID Foot joint LED The cathode , Can support 13SEGx4GRID、12SEGx5GRID、11SEGx6GRID、10SEGx7GRID Lattice of LED Display panel , The biggest support 10x2 Key . Applicable to reliable requirements 、 Stable and anti-interference products .

characteristic ：
• Working voltage 3.0-5.5V
• built-in RC oscillator
• 10 individual SEG foot ,4 individual GRID foot ,3 Configurable SEG/GRID Reuse feet
• SEG Feet can only be connected LED Anode ,GRID Feet can only be connected LED The cathode
• 10x2 Matrix key , Support pressing multiple keys at the same time （ Key display multiplexing requires hardware circuit cooperation ）
• 3 Line serial interface
• 8 Level overall brightness is adjustable
• Built in display RAM by 14x8 position
• Built in power on reset circuit
• Strong anti-interference ability
• encapsulation ：
SSOP24(150mil)(8.65mm × 3.90mm PP=0.635mm)

Memory mapped LED Controllers and drives    

VK1628 --- communication interface :STb/CLK/DIO    Supply voltage :5V(4.5～5.5V)    Driving lattice :70/52 

Yin drive :10 paragraph 7 position /13 paragraph 4 position   Gongyang drive :7 paragraph 10 position    Key :10x2  encapsulation SOP28

VK1629 --- communication interface :STb/CLK/DIN/DOUT    Supply voltage :5V(4.5～5.5V)     Driving lattice :128

Yin drive :16 paragraph 8 position    Gongyang drive :8 paragraph 16 position    Key :8x4  encapsulation QFP44

VK1629A --- communication interface :STb/CLK/DIO    Supply voltage :5V(4.5～5.5V)    Driving lattice :128

Yin drive :16 paragraph 8 position    Gongyang drive :8 paragraph 16 position    Key :---  encapsulation SOP32

VK1629B --- communication interface :STb/CLK/DIO    Supply voltage :5V(4.5～5.5V)    Driving lattice :112 

Yin drive :14 paragraph 8 position    Gongyang drive :8 paragraph 14 position    Key :8x2  encapsulation SOP32

VK1629C --- communication interface :STb/CLK/DIO    Supply voltage :5V(4.5～5.5V)    Driving lattice :120 

Yin drive :15 paragraph 8 position   Gongyang drive :8 paragraph 15 position    Key :8x1  encapsulation SOP32

VK1629D --- communication interface :STb/CLK/DIO    Supply voltage :5V(4.5～5.5V)    Driving lattice :96 

Yin drive :12 paragraph 8 position   Gongyang drive :8 paragraph 12 position    Key :8x4  encapsulation SOP32

VK1640 --- communication interface : CLK/DIN    Supply voltage :5V(4.5～5.5V)    Driving lattice :128

Yin drive :8 paragraph 16 position   Gongyang drive :16 paragraph 8 position    Key :---  encapsulation SOP28

VK1640A --- communication interface : CLK/DIN    Supply voltage :5V(4.5～5.5V)    Driving lattice :128

Yin drive :8 paragraph 16 position   Gongyang drive :16 paragraph 8 position    Key :---  encapsulation SSOP28

VK1640B --- communication interface : CLK/DIN    Supply voltage :5V(4.5～5.5V)    Driving lattice :96

Yin drive :8 paragraph 12 position   Gongyang drive :12 paragraph 8 position    Key :---  encapsulation SSOP24

VK1650 --- communication interface : SCL/SDA    Supply voltage :5V(3.0～5.5V)   

Yin drive :8 paragraph 4 position    Gongyang drive :4 paragraph 8 position    Key :7x4  encapsulation SOP16/DIP16

VK1651 --- communication interface : SCL/SDA    Supply voltage :5V(3.0～5.5V)   

Yin drive :7 paragraph 4 position    Gongyang drive :4 paragraph 7 position    Key :7x1  encapsulation SOP16/DIP16

VK1616 --- communication interface : Three wire serial     Supply voltage :5V(3.0～5.5V)   

display mode ：7 paragraph 4 position    Key :7x1  encapsulation SOP16/DIP16

VK1668 --- communication interface :STb/CLK/DIO    Supply voltage :5V(4.5～5.5V)    Driving lattice :70/52

Yin drive :10 paragraph 7 position /13 paragraph 4 position   Gongyang drive :7 paragraph 10 position    Key :10x2  encapsulation SOP24

VK6932 --- communication interface :STb/CLK/DIN    Supply voltage :5V(4.5～5.5V)    Driving lattice :128

Yin drive :8 paragraph 16 position 17.5/140mA  Gongyang drive :16 paragraph 8 position    Key :---  encapsulation SOP32
VK16K33 A/B/C---  communication interface :SCL/SDA    Supply voltage :5V(4.5V～5.5V)    Driving lattice :128/96/64   

Yin drive :16 paragraph 8 position /12 paragraph 8 position /8 paragraph 8 position    

Gongyang drive :8 paragraph 16 position /8 paragraph 12 position /8 paragraph 8 Bit key :13x3 10x3 8x3  

encapsulation SOP20/SOP24/SOP28
VK1618 --- It has a keyboard scan interface  LED  Drive control special circuit , Internal integration  MCU  Digital interface 、

Data latch 、 Keyboard scanning and other circuits . encapsulation SOP18/DIP18
VK1S68C --- LED Drive IC 10x7/13x4 Dan  10 paragraph 7 position /11 paragraph 6 Common Yin  

10x2 Key , encapsulation SSOP24
VK1Q68D --- LED Drive IC 10x7/13x4 Dan  10 paragraph 7 position /11 paragraph 6 Common Yin  

10x2 Key , encapsulation QFP24
VK1S38A ---  LED drive IC 8 paragraph ×8 position    encapsulation SSOP24
VK1638 --- It is a kind of with keyboard scanning interface LED（ LED display ） Special for drive control IC,

Internal integration MCU Digital interface 、 Data latch 、LED drive 、 Keyboard scanning and other circuits , encapsulation SOP32
( Yongjia micro electricity /VINKA Original factory , Engineering services and technical support , Main camp LCD drive IC; LED drive IC; touch IC; LDO Steady pressure IC; Water level detection IC)