PCF8579T NXP Semiconductors, PCF8579T Datasheet - Page 23

• Manufacturer Part Number: PCF8579T
• Manufacturer: NXP Semiconductors

Specifications of PCF8579T

• 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

NXP Semiconductors
PCF8579_5
Product data sheet
Fig 18. Relationship between display and set-start-bank
1:32 multiplex rate and start bank = 2.
8.9.1 Display control
The display is generated by continuously shifting rows of RAM data to the dot matrix LCD
via the column outputs. The number of rows scanned depends on the multiplex rate set by
bits M[1:0] of the set-mode command.
bank 0
bank 1
bank 2
bank 3
RAM
msa851
Rev. 05 — 11 May 2009
LCD
LCD column driver for dot matrix graphic displays
top of LCD
PCF8579
© NXP B.V. 2009. All rights reserved.
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