參數(shù)資料
型號： HD66726
廠商： Hitachi,Ltd.
英文描述： Graphics LCD Controller/Driver with Key Scan Function(帶鍵掃描功能的圖形LCD控制器/驅動器)
中文描述： 圖形液晶顯示控制器/鍵掃描功能（帶鍵掃描功能的圖形液晶顯示控制器/驅動器驅動程序）
文件頁數(shù)： 6/117頁
文件大?。?/td> 1549K
代理商： HD66726
HD66726
6
LCD-II Family Comparison (cont)
Items
HD66725
HD66726
HD66730
Character display sizes
16 characters x 3 lines
16 characters x 5 lines
6 (12) characters x 2 lines
Graphic display sizes
96 x 26 dots
96 x 42 dots
—
Multiplexing icons
192
192
71
Annunciator
1/2 duty: 192
1/2 duty: 192
—
Key scan control
8 x 4
8 x 4
—
LED control ports
—
—
—
General output ports
3
3
—
Operating power voltages
1.8 V to 5.5 V
2.2 V to 5.5 V
2.4 V to 5.5 V
Liquid crystal drive voltages
3.0 V to 6.5 V
4 V to 13 V
3 V to 15 V
Serial bus
Clock-synchronized serial
Clock-synchronized serial
Clock-synchronized serial
Parallel bus
4 bits, 8 bits
4 bits, 8 bits
8 bits
Expansion driver control
Impossible
Impossible
Possible
Liquid crystal drive duty ratios
1/2, 10, 18, 26
1/2, 10, 18, 26, 34, 42
1/14, 27, 40, 53
Liquid crystal drive biases
1/4 to 1/6.5
1/2 to 1/8
1/4 to 1/8.3
Liquid crystal drive waveforms
Liquid crystal voltage booster
B
Single, double, or triple
B
Single, double, triple, or
quadruple
Incorporated (external)
B
Double or triple
Bleeder-resistor for liquid crystal drive
Incorporated (external)
External
Liquid crystal drive operational amplifier
Incorporated
Incorporated
—
Liquid crystal contrast adjuster
Incorporated
Incorporated
—
Horizontal smooth scroll
3-dot unit
3-dot unit
Display unit
Vertical smooth scroll
Line unit
Line unit
Line unit
Double-height display
Yes
Yes
—
DDRAM
80 x 8
80 x 8
80 x 8
CGROM
20,736
20,736
506,880 + 9,216
CGRAM
384 x 8
480 x 8
32 x 6
SEGRAM
96 x 8
96 x 8
8 x 6
No. of CGROM fonts
240 + 192
240 + 192
3,840
No. of CGRAM fonts
64
64
8
Font sizes
6 x 8
6 x 8
11 x 12
Bit map areas
R-C oscillation resistor/
oscillation frequency
Reset function
Low power control
96 x 26
External resistor,
incorporated (32 kHz)
External
Partial display off
Display off
Oscillation off
Liquid crystal power off
Key wake-up interrupt
SEG, COM
—
—
TCP-170
—
Yes
170
10.97 x 2.51
80
μ
m
96 x 42
External resistor (50 kHz)
—
External resistor
(70–450 kHz)
External
Booster off
Internal division function
External
Partial display off
Display off
Oscillation off
Liquid crystal power off
Key wake-up interrupt
SEG, COM
—
—
TCP-188
—
Yes
188
13.13 x 2.51
80
μ
m
SEG/COM direction switching
QFP package
TQFP package
TCP package
Bare chip
Bumped chip
No. of pins
Chip sizes
Pad intervals
—
QFP-1420
—
—
Yes
—
128
7.48 x 6.46
180
μ
m
相關PDF資料
PDF描述
HD66727 Low-Power Dot-Matrix Liquid Crystal Display Controller/Driver with Key Scan Function(帶鍵掃描功能的圖形LCD控制器/驅動器)
HD66728 112 x 80-dot Graphics LCD Controller/Driver(112 x 80點圖形LCD控制器)
HD66730 Dot-Matrix Liquid Crystal Display Controller/Driver(點陣液晶顯示控制器/驅動器)
HD66731 Dot-Matrix Liquid Crystal Display Controller/Driver(點陣液晶顯示控制器/驅動器)
HD66731A00TB0L 122 x 32 pixel format, Compact LCD size
相關代理商/技術參數(shù)
參數(shù)描述
HD66726A03TB0L 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Industrial Control IC
HD66727 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Low-Power Dot-Matrix Liquid Crystal Display Controller/Driver with Key Scan Function
HD66727A03 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LCD Display Driver
HD66727A03BP 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LCD Display Driver
HD66727A03TA0 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LCD Display Driver
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