參數(shù)資料
型號(hào): HD66725
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(qū)動(dòng)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(qū)動(dòng)器驅(qū)動(dòng)程序)
文件頁(yè)數(shù): 6/117頁(yè)
文件大?。?/td> 834K
代理商: HD66725
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HD66724/HD66725
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
1.8 V to 5.5 V
2.4 V to 5.5 V
Liquid crystal drive voltages
3 V to 6 V
4.0 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(guān)PDF資料
PDF描述
HD66726 Graphics LCD Controller/Driver with Key Scan Function(帶鍵掃描功能的圖形LCD控制器/驅(qū)動(dòng)器)
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(qū)動(dòng)器)
HD66728 112 x 80-dot Graphics LCD Controller/Driver(112 x 80點(diǎn)圖形LCD控制器)
HD66730 Dot-Matrix Liquid Crystal Display Controller/Driver(點(diǎn)陣液晶顯示控制器/驅(qū)動(dòng)器)
HD66731 Dot-Matrix Liquid Crystal Display Controller/Driver(點(diǎn)陣液晶顯示控制器/驅(qū)動(dòng)器)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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HD66726 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:128 x 128-dot Graphics LCD Controller/Driver with Four-grayscale Functions
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
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