PCF8578T/1,118 NXP Semiconductors, PCF8578T/1,118 Datasheet - Page 20

• Manufacturer Part Number: PCF8578T/1,118
• Description: IC LCD DRIVER ROW/COLUMN 56-VSOP
• Manufacturer: NXP Semiconductors

Specifications of PCF8578T/1,118

• Package / Case: 56-VSOP
• Display Type: LCD
• Configuration: Dot Matrix
• Interface: I²C
• Voltage - Supply: 2.5 V ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Number Of Digits: 24
• Number Of Segments: 7
• Maximum Clock Frequency: 3.3 KHz
• Operating Supply Voltage: 2.5 V to 6 V
• Maximum Power Dissipation: 400 mW
• Maximum Operating Temperature: + 150 C
• Attached Touch Screen: No
• Maximum Supply Current: 50 mA
• Minimum Operating Temperature: - 65 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Digits Or Characters: -
• Lead Free Status / Rohs Status: Details
• Other names: 935278868118; PCF8578TD-T; PCF8578TD-T

Philips Semiconductors
2003 Apr 14
LCD row/column driver for
dot matrix graphic displays
Fig.13 (a) Master transmits to slave receiver (WRITE mode); (b) Master reads after sending command string
S
0 1 1 1 1 0
(WRITE commands; READ data); (c) Master reads slave immediately after sending slave address (READ
mode).
slave address
S
A
0
R W
MSA831
S
0 A C
/
S
0 1 1 1 1 0
0 1 1 1 1 0
slave address
slave address
1 byte
n
COMMAND
1 byte
PCF8578s / PCF8579s
PCF8578s / PCF8579s
acknowledge by
S
A
all addressed
0
acknowledge by
R W
S
A
0
all addressed
R W
/
0 A C
/
1 A
A
S
at this moment master
transmitter becomes a
master receiver and
PCF8578/PCF8579 slave
receiver becomes a
slave transmitter
PCF8578s / PCF8579s
0 1 1 1 1 0
acknowledge by
all addressed
n
slave address
COMMAND
0 byte(s)
n bytes
DATA
(b)
(a)
20
(c)
S
A
0
acknowledge
R W
from master
1 A
/
A
A
DISPLAY DATA
update data pointers
subaddress counter
n
MSA830
and if necessary,
n bytes
DATA
acknowledge
last byte
from master
0 byte(s)
DATA
by A0, A1, A2 and A3
selected PCF8578s /
update data pointers
subaddress counter
PCF8579s only
and if necessary,
no acknowledge
acknowledge
from master
A
A
1
update data pointers
subaddress counter
P
and if necessary
P
no acknowledge
last byte
from master
DATA
Product specification
PCF8578
1
MSA832
P