PCF21xxC family
LCD drivers
Rev. 3 — 6 May 2015
Product data sheet
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
Table 1. Ordering information
Type number
Package
Name
PCF2100CT
SO28
PCF2111CT
VSO40
PCF2112CT
VSO40
Description
Version
plastic small outline package; 28 leads; SOT136-1
body width 7.5 mm
plastic very small outline package;
40 leads
SOT158-1
plastic very small outline package;
40 leads
SOT158-1
