PC8576C-1 Просмотр технического описания (PDF) - NXP Semiconductors.
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PC8576C-1 Datasheet PDF : 57 Pages
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NXP Semiconductors
PCF8576C
Universal LCD driver for low multiplex rates
7. Functional description
The PCF8576C is a versatile peripheral device designed to interface between any
microprocessor or microcontroller to a wide variety of LCD segment or dot matrix displays
(see Figure 6). It can directly drive any static or multiplexed LCD containing up to four
backplanes and up to 40 segments.
dot matrix
7-segment with dot
14-segment with dot and accent
013aaa312
Fig 6. Example of displays suitable for PCF8576C
The possible display configurations of the PCF8576C depend on the number of active
backplane outputs required. A selection of display configurations is shown in Table 4. All
of these configurations can be implemented in the typical system shown in Figure 7.
Table 4. Selection of possible display configurations
Number of
Backplanes
Icons
Digits/Characters
7-segment
14-segment
4
160
20
10
3
120
15
7
2
80
10
5
1
40
5
2
Dot matrix/
Elements
160 dots (4 × 40)
120 dots (3 × 40)
80 dots (2 × 40)
40 dots (1 × 40)
PCF8576C
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 10 — 22 July 2010
© NXP B.V. 2010. All rights reserved.
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