Rainbow Electronics BF9864A User Manual

BO LYM I N

3

4

.

0±0.3

3

A

A

BF9864A

Feature

1. FSTN Transflective LCD, COF package

2. Built-in driver PCF8548, serial I2C data bus

3. 1/64 duty cycle

4. +3V power supply

5. With FPC and ZIF connector

Mechanical Data
Item

LCD Dimension

Viewing Area
Dot Size

Dot Pitch

Standard Value Unit

34.0 x 28.0

31.0 x 22.5

0.26 x 0.31

0.28 x 0.33

mm
mm
mm
mm

Pin Assignment

Pin Symbol Function

1
2
3
4
5
6

7
8

Vlcd
Vss1,2
Vss1,2
SCL
SD
RES
Vdd2,3
Vdd1

LCD power supply
Negative power supply rails
Negative power supply rails
I2C bus serial clock signal input

I2C bus data lines
Device reset signal
Positive power supply rails
Positive power supply rails

Dimension

Electronic Characteristics

Item Symbol Condition

Input Voltage
Supply Current
LCD Driving
Voltage

Vdd

Idd

Vlcd-Vss

Vdd = +3V
Vdd = +3V

o

25 C

Typical

Value

3.0

0.2

8.2

Unit

V

mA

V

l