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BU9729 Datasheet - Rohm

BU9729 - Segment-type LCD driver

Pin name OSC1 OSC2 VSS VC VLCD VDD SCK Pin No.

1 2 3 4 5 6 7 * I I/O I O * * Function These are the I / O pins for the internal oscillator.

Resistance should be connected between the pins when the internal clock is operating.

When an external clock is operating, input should

BU9729 Features

* 1) Serial interface (8-bit length). 2) Display RAM: 72bits, internal (up to 72 segments can be displayed). 3) Internal power supply circuit for liquid crystal drive. 4) Display duty: 1 / 4. 5) Low-voltage and low-current operation supported.

* Block diagram VLCD VC LCD Driver Bias

BU9729_Rohm.pdf

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Datasheet Details

Part number:

BU9729

Manufacturer:

ROHM ↗

File Size:

146.43 KB

Description:

Segment-type lcd driver.

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