Brand：VINKA
Model：VK1621S-1
Specifications：LQFP44/48、SSOP48、DICE
Product year：Latest year
Contacts：Chandan
General Description:
VK1621 is a RAM Mapping 32x4 LCD Driver，It can support LCD screens with a maximum of 128 pattern(32SEGx4COM), it is also supports LCD screens of 2COM or 3COM.Only 3 or 4 lines are required to communication interface with the VK1621,it is used to configure display parameters and transfer display data, and can also enter the standby mode through Power down command.
Features:
• Operating voltage:2.4-5.2V
• Built-in 256kHz RC oscillator（default）
• External 32.768kHz crystal（OSCO,OSCI）
• External 256kHz requency source（OSCI）
• Selection of 1/2 or 1/3 bias
• Selection of 1/2 or 1/3 or 1/4 duty
• Built-in 32×4 bit display RAM
• Selection of buzzer frequencies 2kHz、4kHz
• STANDBY mode（by Cmd LCD OFF,SYS DIS）
• 8 kinds of time base/WDT clock sources
• Time base or WDT overflow output （/IRQ pin）
• 3 or 4 wire serial interface
• Software configuration LCD parameters
• Data mode and command mode instructions
• Read/Write address auto increment
• Three data accessing modes
• VLCD pin for adjusting LCD operating voltage（<VDD）
• Package:
LQFP44(10.0mm x 10.0mm PP=0.8mm)
LQFP48(7.0mm x 7.0mm PP=0.5mm)
SSOP48(300mil)(15.9mm x 7.5mm PP=0.635mm)
DICE
RAM mapping LCD controller and driver ：
High cost performance LCD driver:
VK1024B 2.4V～5.2V 6seg4com 63 62 Bias: 1/2 1/3 S0P-16
VK1056B 2.4V～5.2V 14seg4com 143 142 Bias: 1/2 1/3 SOP-24/SSOP-24
VK1072B 2.4V～5.2V 18seg4com 183 182 Bias: 1/2 1/3 SOP-28
VK1072C 2.4V～5.2V 18seg4com 183 182 Bias: 1/2 1/3 SOP-28
VK1088B 2.4V～5.2V 22seg4com 223 Bias: 1/2 1/3 QFN-32L（4MM4MM）
VK0192 2.4V～5.2V 24seg8com Bias: 1/4 LQFP-44
VK0256 2.4V～5.2V 32seg8com Bias: 1/4 QFP-64
VK0256B 2.4V～5.2V 32seg8com Bias: 1/4 LQFP-64
VK0256C 2.4V～5.2V 32seg8com Bias: 1/4 LQFP-52
VK1621 2.4V～5.2V 32seg4com 323 322 Bias: 1/2 1/3 LQFP44/48/SSOP48/DICE
VK1622 2.7V～5.5V 32seg8com Bias: 1/4 LQFP44/48/52/64/QFP64/DICE
VK1623 2.4V～5.2V 48seg8com Bias: 1/4 LQFP-100/QFP-100/DICE
VK1625 2.4V～5.2V 64seg8com Bias: 1/4 LQFP-100/QFP-100/DICE
VK1626 2.4V～5.2V 48seg16com Bias: 1/5 LQFP-100/QFP-100/DICE
High anti-interference LCD driver :
VK2C21A 2.4～5.5V 20seg4com 168 Bias: 1/3 1/4 I2C bus interface SOP-28
VK2C21B 2.4～5.5V 16seg4com 128 Bias: 1/3 1/4 I2C bus interface SOP-24
VK2C21C 2.4～5.5V 12seg4com 88 Bias: 1/3 1/4 I2C bus interface SOP-20
VK2C21D 2.4～5.5V 8seg4com 48 Bias: 1/3 1/4 I2C bus interface SOP-16
VK2C22A 2.4～5.5V 44seg4com Bias: 1/2 1/3 I2C bus interface LQFP-52
VK2C22B 2.4～5.5V 40seg4com Bias: 1/2 1/3 I2C bus interface LQFP-48
VK2C23A 2.4～5.5V 56seg4com 528 Bias: 1/3 1/4 I2C bus interface LQFP-64
VK2C23B 2.4～5.5V 36seg*8com Bias: 1/3 1/4 I2C bus interface LQFP-48
VK2C24 2.4～5.5V 72seg4com 688 6016 Bias: 1/3 1/4 1/5 I2C bus interface LQFP-80
VK2C24B 2.4～5.5V 56seg4com 528 4416 Bias: 1/3 1/4 1/5 I2C bus interface LQFP-64
Ultra-low power consumption LCD driver:
VKL060 2.5～5.5V 15seg4com Bias: 1/2 1/3 I2C bus interface SSOP-24
VKL128 2.5～5.5V 32seg4com Bias: 1/2 1/3 I2C bus interface LQFP-44
VKL144A 2.5～5.5V 36seg4com Bias: 1/2 1/3 I2C bus interface TSSOP-48
VKL144B 2.5～5.5V 36seg4com Bias: 1/2 1/3 I2C bus interface QFN48L (6MM*6MM)
Static display LCD driver:
VKS118 2.4～5.2V 118seg2com Bias: --- 4 wire serial interface LQFP-128
VKS232 2.4～5.2V 116seg2com Bias: 1/1 1/2 4 wire serial interface LQFP-128
