PCF8578T NXP Semiconductors, PCF8578T Datasheet - Page 31

• Manufacturer Part Number: PCF8578T
• Manufacturer: NXP Semiconductors

Specifications of PCF8578T

• Operating Supply Voltage (typ): 3.3/5V
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Package Type: VSO
• Pin Count: 56
• Mounting: Surface Mount
• Power Dissipation: 400mW
• Operating Supply Voltage (min): 2.5V
• Operating Supply Voltage (max): 6V
• Lead Free Status / Rohs Status: Not Compliant

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DISPLAY
PCF8578
RAM
(Using 1:16 mux, the first
character data must be
loaded in bank 0 and 1
starting at byte number 16)
0
R15
R0
R7
R8
Fig.23 Segment driver application for up to 384 segments.
1-byte
C16
16
e
f
d
17
g
a
dp
c
1
b
C17
ALTERNATE DISPLAY BANK
ALTERNATE DISPLAY BANK
LCD
12
(1)
C39
one line of 24 digits 7 segment
one line of 12 digits star-burst
PCF8578: Segment Driver
39
Total: 384 segments
Application
(mux 1:16)
Bank
0
1
2
3
MLB423
a
b
f
g
c
e
d
dp
LSB
MSB