PCF8578H NXP Semiconductors, PCF8578H Datasheet - Page 33

• Manufacturer Part Number: PCF8578H
• Manufacturer: NXP Semiconductors

Specifications of PCF8578H

• Operating Supply Voltage (typ): 3.3/5V
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Package Type: LQFP
• Pin Count: 64
• Mounting: Surface Mount
• Power Dissipation: 400mW
• Operating Supply Voltage (min): 2.5V
• Operating Supply Voltage (max): 6V
• Lead Free Status / Rohs Status: Compliant

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V DD
SCL
SDA
C
C
C
C
C
V LCD
V DD
R
R
R
R
R
V SS
V DD
V 2
V 3
V 4
V 5
V LCD
SDA
V SS
(ROW MODE)
SCL
PCF8578
CLK SYNC
OSC
SA0
Fig.25 Split screen application with 1 : 16 multiplex rate for improved contrast.
unused columns
V SS V DD
V SS
R OSC
/
subaddress k 1
8
rows
rows
16
16
V DD
V DD
V SS
SA0
V SS
A3
A2
A1
A0
V DD
V LCD
V 3
V 4
SDA
SYNC
SCL
CLK
PCF8579
PCF8579
1
CLK SYNC
k
SCL SDA SA0
40
columns
40
columns
LCD DISPLAY
V
V DD
V SS
V SS
LCD
V SS
A0
A1
A2
A3
V
V 4
3
subaddress 0
V DD
subaddress 1
V DD
V DD
V SS
SA0
V SS
A3
A2
A1
A0
V DD
V LCD
V 3
V 4
SDA
1:16 multiplex rate
16 x 40 x k dots (k
(10240 dots max.)
1:16 multiplex rate
16 x 40 x k dots (k
(10240 dots max.)
SYNC
SCL
CLK
PCF8579
PCF8579
2
CLK SYNC
2
SCL SDA SA0
40
columns
40
columns
16)
16)
V
V DD
V SS
V SS
LCD
V SS
A0
A1
A2
A3
V
V 4
3
subaddress 1
V DD
subaddress 0
V DD
V DD
V SS
SA0
V SS
A3
A2
A1
A0
V DD
V LCD
V 3
V 4
SDA
SYNC
SCL
CLK
PCF8579
PCF8579
k
CLK SYNC
1
SCL SDA SA0
40
columns
40
columns
V
V DD
V SS
V SS
LCD
V SS
V
V 4
A0
A1
A2
A3
3
subaddress k 1
V DD
MSA847