1.

General description

The PCF21xxC family are single-chip, silicon gate CMOS LCD driver circuits. A 3-line bus

(C-bus) structure enables serial data transfer with microcontrollers.

2.

Features and benefits

 Supply voltage 2.25 V to 6.0 V

 Low current consumption

 Serial data input

 C-bus control

 One-point built-in oscillator

 Stand-alone or expanded system

 Power-on reset clear

 LCD segments: 40 (PCF2100C), 64 (PCF2111C) and 32 (PCF2112C)

 Multiplex rate: 1:2 (PCF2100C and PCF2111C) and 1:1 (PCF2112C)

 Word length: 22 bits (PCF2100C) and 34 bits (PCF2111C and PCF2112C)

3.

Ordering information

PCF21xxC family

LCD drivers

Rev. 3 — 6 May 2015

Product data sheet

Table 1.

Ordering information

Type number

Package

Name

Description

Version

PCF2100CT

SO28

plastic small outline package; 28 leads;

body width 7.5 mm

SOT136-1

PCF2111CT

VSO40

plastic very small outline package;

40 leads

SOT158-1

PCF2112CT

VSO40

plastic very small outline package;

40 leads

SOT158-1