PCA9620_11 Datasheet, PDF (15/81 Pages) NXP Semiconductors – 60 x 8 LCD high-drive segment driver for automotive and industrial

NXP Semiconductors
PCA9620
60 x 8 LCD high-drive segment driver for automotive and industrial
dot matrix
7-segment with dot
14-segment with dot and accent
Fig 4. Example of displays suitable for PCA9620
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Table 25. Selection of possible display configurations
Number of
Backplanes
Icons
Digits/Characters
7-segment
14-segment
8
480
60
30
6
320
45
22
4
240
30
15
2
120
15
7
1
60
7
3
Dot matrix/
Elements
480 dots (8  60)
360 dots (6  60)
240 dots (4  60)
120 dots (2  60)
60 dots (1  60)
All of the display configurations in Table 25 can be implemented in the typical systems
shown in Figure 5 (internal V_LCD) and in Figure 6 (external V_LCD).
V_DD1
R
≤
t_r
2C_b
HOST
PROCESSOR/
MICRO-
CONTROLLER
V_SS
V_DD2
V_DD1
SDA
V_DD2
V_LCD
60 segment drives
SCL _PCA9620
A0 A1
CLK VSS
8 backplanes
n.c.
LCD PANEL
(up to 480
elements)
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V_DD1 from 2.5 V to 5.5 V and V_DD2 from 2.5 V to 5.5 V.
Fig 5. Typical system configuration when using the internal V_LCD generation
PCA9620
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 3 — 3 July 2013
© NXP B.V. 2013. All rights reserved.
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