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HT1622

Features: · Operating voltage: 2.7V~5.2V·Built-in RC oscillator·1/4 bias, 1/8 duty, frame frequency is 64Hz·Max. 32X8 patterns, 8 commons, 32 segments·Built-in internal resistor type bias generator·3-wire serial interface·8 kinds of time base/WDT selection·Time base or WDT overflow output·Built-in...

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SeekIC No. : 004366586 Detail

HT1622: Features: · Operating voltage: 2.7V~5.2V·Built-in RC oscillator·1/4 bias, 1/8 duty, frame frequency is 64Hz·Max. 32X8 patterns, 8 commons, 32 segments·Built-in internal resistor type bias generator·...

HT1622 Data Sheet

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Part Number:
HT1622
Supply Ability:
5000

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  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Product Details

Description



Features:

· Operating voltage: 2.7V~5.2V
·Built-in RC oscillator
·1/4 bias, 1/8 duty, frame frequency is 64Hz
·Max. 32X8 patterns, 8 commons, 32 segments
·Built-in internal resistor type bias generator
·3-wire serial interface
·8 kinds of time base/WDT selection
·Time base or WDT overflow output
·Built-in LCD display RAM
·R/W address auto increment
·Two selectable buzzer frequencies (2kHz/4kHz)
·Power down command reduces power consumption
·Software configuration feature
·Data mode and Command mode instructions
·Three data accessing modes
·VLCD pin to adjust LCD operating voltage
·Cascade application




Pinout

Connection Diagram




Specifications

Supply Voltage..............................-0.3V to 5.5V
Storage Temperature.................-50 to 125
Input Voltage ................VSS-0.3V to VDD+0.3V
Operating Temperature ..............-25 to 75

Note: These are stress ratings only. Stresses exceeding the range specified under Absolute Maximum Ratings may cause substantial damage to the device. Functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability.




Description

HT1622 is a peripheral device specially designed for I/O type MCU used to expand the display capability. The max. display segment of the device are 256 patterns (32x8). It also supports serial interface, buzzer sound, watchdog timer or time base timer functions. The HT1622 is a memory mapping and multi-function LCD controller. The software configuration feature of the HT1622 make it suitable for multiple LCD applications including LCD modules and display subsystems. Only three lines are required for the interface between the host controller and the HT1622. The HT162X series have many kinds of products that match various applications.






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