PCF8579H/1,157 NXP Semiconductors, PCF8579H/1,157 Datasheet - Page 23

• Manufacturer Part Number: PCF8579H/1,157
• Description: IC LCD DRIVER DOT MATRIX 64-LQFP
• Manufacturer: NXP Semiconductors

Specifications of PCF8579H/1,157

• Package / Case: 64-LQFP
• Display Type: LCD
• Configuration: Dot Matrix
• Interface: I²C
• Current - Supply: 9µA
• Voltage - Supply: 2.5 V ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Maximum Clock Frequency: 100 KHz
• Operating Supply Voltage: 2 V to 6 V
• Maximum Power Dissipation: 400 mW
• Maximum Operating Temperature: + 85 C
• Attached Touch Screen: No
• Maximum Supply Current: 20 uA
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Digits Or Characters: -
• Lead Free Status / Rohs Status: Details
• Other names: 935276303157; PCF8579H/1; PCF8579H/1

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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