PT1621-X The PTC PT1621-X is a RAM mapping LCD driver capable of controlling 32x4 dots. It features a wide operating voltage range and flexible interface options.
Mfr Part #:

PT1621-X

Available from 1 distributors
Mfr Name: PTC
PTC
The PTC PT1621-X is a RAM mapping LCD driver capable of controlling 32x4 dots. It features a wide operating voltage range and flexible interface options.
Total Stock: 2,380 pcs

PT1621-X Available from 1 distributor

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Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
2,380 pcs
2380 pcs On Request 1 On Request On Request 12+ On Request On Request

PT1621-X Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Interface
Mounting Type
Operating Voltage
SVHC Present

PT1621-X Description

Short technical summary and product information.

The PT1621-X from PTC is a versatile RAM mapping LCD driver designed for multi-function applications. It supports 32x4 dots and can be programmed easily via a 3 or 4-wire serial interface. The device operates within a voltage range of 2.2V to 5.5V, with adjustable LCD operating voltage via the VLCD pin.

 

Key features include built-in time base generator and WDT, selectable buzzer frequencies (2KHz/4KHz), and internal LCD driving frequency source. Users can select 1/2 or 1/3 bias and 1/2, 1/3, or 1/4 duty cycles for various LCD applications. The PT1621-X also includes a software power-down command to reduce power consumption.

 

This LCD driver is available in a 48-pin SSOP package, suitable for surface mount applications. It offers flexibility with multiple clock sources and software configuration features, making it adaptable to diverse display requirements.

PT1621-X Quick Information

Product Type: LCD Driver
Canonical Name: PT1621-X LCD Driver
Subcategory: Specialized ICs

PT1621-X Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

PT1621-X Features

  • RAM mapping 32x4 dot LCD driver.
  • Wide 2.2V to 5.5V operating voltage.
  • Flexible 3 or 4-wire serial interface.
  • Selectable bias and duty cycle options.
  • Built-in time base generator and WDT.

PT1621-X Applications

  • Ideal for custom LCD displays.
  • Suitable for portable electronic devices.
  • Used in control panel interfaces.
  • Applicable for status indicators.

PT1621-X FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the PT1621-X?

2.2V to 5.5V.

What package does the PT1621-X come in?

SSOP48.

What interface does the PT1621-X support?

3 or 4-wire serial interface.

What is the display RAM size of the PT1621-X?

32 x 4 bits.

What clock options are available for the PT1621-X?

Internal 256KHz RC oscillator or external 32.768KHz crystal.

Does the PT1621-X have a buzzer output?

Yes, with two selectable frequencies: 2KHz or 4KHz.

What bias and duty cycle options does the PT1621-X support?

Bias: 1/2 or 1/3. Duty cycle: 1/2, 1/3, or 1/4.

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