hd66717 Renesas Electronics Corporation., hd66717 Datasheet - Page 3

• Manufacturer Part Number: hd66717
• Description: Low-power Dot-matrix Liquid Crystal Display Controller/driver -
• Manufacturer: Renesas Electronics Corporation.

HD66717
LCD-II Family Comparison
Item
Power supply voltage
Liquid crystal drive voltage 3.0 to 11.0V
Maximum display -
characters per chip
Segment display
Display duty ratio
CGROM
CGRAM
DDRAM
SEGRAM
Segment signals
Common signals
Liquid crystal drive
waveform
Clock source
Rf oscillation frequency
Liquid crystal voltage
booster circuit
Liquid crystal drive
operational amplifier
Bleeder-resistor for liquid
crystal drive
Liquid crystal contrast
adjuster
Key scan circuit
Extension driver control
signal
Reset function
Horizontal smooth scroll
Vertical smooth scroll
Number of displayed lines 1 or 2
Low power control
Bus interface
Package
454
2.7V to 5.5V
1/8, 1/11, and
9,920 bits
40
16
External resistor
None
Impossible
Impossible
None
4 or 8 bits
80-pin QFP1420
LCD-II
(HD44780U)
8 characters
2 lines
None
1/16
(208 5- -8 dot
characters and
32 5- -10 dot
characters)
64 bytes
80 bytes
None
A
or external clock
270 kHz ± 30%
None
None
External
None
Independent
control signal
Internal reset
circuit
80-pin TQFP1414
80-pin bare chip
HD66702R
3.0V to 8.3V
None
100
16
None
Impossible
Impossible
1 or 2
None
4 or 8 bits
5V ± 10% (standard)
2.7V to 5.5V
(low voltage)
20 characters
2 lines
1/8, 1/11, and
1/16
7,200 bits
(160 5- -7 dot
characters and
32 5- -10 dot
characters)
64 bytes
80 bytes
None
B
External resistor
or external clock
320 kHz ± 30%
None
None
External
None
Independent
control signal
Internal reset
circuit
144-pin FQFP2020
144-pin bare chip
HD66710
3.0 to 13.0V
40
40
33
None
Dot unit
Impossible
1, 2, or 4
Low power mode
4 or 8 bits
2.7V to 5.5V
16 characters
2 lines/
8 characters
4 lines
1/17 and 1/33
9,600 bits
(240 5- -8 dot
characters)
64 bytes
80 bytes
8 bytes
B
External resistor
or external clock
270 kHz ± 30%
Double or triple
booster circuit
None
External
None
Used in common
with a driver
output pin
Internal reset
circuit
100-pin QFP1420
100-pin TQFP1414
100-pin bare chip
HD66712U
2.7V to 5.5V
2.7 to 11.0V
60 (extended to 80)
9,600 bits
(240 5- -8 dot
characters)
60
34
None
None
None
Dot unit and
Impossible
1, 2, or 4
Serial, 4, or 8 bits
24 characters
2 lines/
12 characters
4 lines
1/17 and 1/33
64 bytes
80 bytes
16 bytes
B
External resistor
or external clock
270 kHz ± 30%
Double or triple
booster circuit
External
Independent
control signal
Internal reset
circuit or reset input
line unit
Low power mode
128-pin TCP
128-pin bare chip