HD44780U Hitachi Semiconductor (acquired by Renesas), HD44780U Datasheet - Page 59
HD44780U
Manufacturer Part Number
HD44780U
Description
Dot Matrix Liquid Crystal Display Controller/driver
Manufacturer
Hitachi Semiconductor (acquired by Renesas)
Datasheet
1.HD44780U.pdf
(60 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
HD44780UA00FS
Manufacturer:
HITACHI/日立
Quantity:
20 000
Timing Characteristics
RS
R/W
E
DB0 to DB7
RS
R/W
E
DB0 to DB7
Note:
* VOL1 is assumed to be 0.8 V at 2 MHz operation.
VIH1
VIL1
VIH1
VIH1
VIL1
VIL1
t
t
AS
AS
Figure 27 Write Operation
Figure 28 Read Operation
VIH1
VIL1
VIH1
VIL1
t
DDR
t
t
Er
Er
PW
PW
VOH1
VOL1 *
VIH1
VIL1
EH
EH
t
DSW
VIH1
VIL1
VIH1
VIL1
Valid data
Valid data
t
t
cycE
cycE
t
t
t
t
DHR
t
t
t
t
AH
AH
Ef
AH
AH
Ef
H
* VOL1
VOH1
VIH1
VIH1
VIL1
VIH1
VIL1
VIH1
VIL1
VIL1
VIL1
VIL1
HD44780U
225
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