• 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(qū)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(qū)動器驅(qū)動程序)
    文件頁數(shù): 4/117頁
    文件大?。?/td> 1549K
    代理商: HD66726
    HD66726
    4
    LCD-II Family Comparison
    Items
    HD66712U
    HD66720
    HD66705U
    Character display sizes
    12 characters x 4 lines
    8 characters x 2 lines
    12 characters x 2 lines
    Graphic display sizes
    Multiplexing icons
    60
    42
    40
    Annunciator
    Static: 10
    Key scan control
    5 x 6
    LED control ports
    2
    General output port
    Operating power voltages
    2.7 V to 5.5 V
    2.7 V to 5.5 V
    2.4 V to 5.5 V
    Liquid crystal drive voltages
    3 V to 13 V
    3 V to 11 V
    3 V to 9 V
    Serial bus
    Clock-synchronized serial
    Clock-synchronized serial
    Clock-synchronized serial
    Parallel bus
    4 bits, 8 bits
    4 bits, 8 bits
    Expansion driver control
    Possible
    Possible
    Impossible
    Liquid crystal drive duty ratios
    1/17, 33
    1/9, 17
    1/10, 18
    Liquid crystal drive biases
    1/4 to 1/6, 7
    1/4 to 1/5
    1/4
    Liquid crystal drive waveforms
    B
    B
    B
    Liquid crystal voltage booster
    Double or triple
    Double or triple
    Double or triple
    Bleeder-resistor for liquid crystal drive
    External
    External
    Incorporated (external)
    Liquid crystal drive operational amplifier
    Incorporated
    Liquid crystal contrast adjuster
    Incorporated
    Horizontal smooth scroll
    Dot unit
    Dot unit
    Vertical smooth scroll
    Line unit
    Double-height display
    Yes
    DDRAM
    80 x 8
    40 x 8
    60 x 8
    CGROM
    9,600
    9,600
    9,600
    CGRAM
    64 x 8
    64 x 8
    32 x 5
    SEGRAM
    16 x 8
    16 x 8
    8 x 5
    No. of CGROM fonts
    240
    240
    240
    No. of CGRAM fonts
    8
    8
    4
    Font sizes
    5 x 8
    5 x 8
    5 x 8
    Bit map area
    R-C oscillation resistor/oscillation
    frequency
    External resistor (270 kHz)
    External resistor (150 kHz)
    External resistor
    (40, 80 kHz)
    Reset function
    Incorporated, external
    Incorporated, external
    External
    Low power control
    LP display mode
    LP display mode
    Simple standby
    Partial display off
    Display off
    Oscillation off
    Liquid crystal power off
    SEG/COM direction switching
    SEG only
    QFP package
    (S mask)
    QFP-1420
    TQFP package
    TQFP-1414
    TCP package
    TCP-128
    TCP-153
    Bare chip
    Yes
    Yes
    Yes
    Bumped chip
    Yes
    Yes
    No. of pins
    128
    100
    153
    Chip sizes
    4.95 x 5.27
    128
    μ
    m
    5.60 x 6.00
    160
    μ
    m
    9.69 x 2.73
    120
    μ
    m
    Pad intervals
    相關(guān)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(qū)動器)
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    HD66731 Dot-Matrix Liquid Crystal Display Controller/Driver(點陣液晶顯示控制器/驅(qū)動器)
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    相關(guān)代理商/技術(shù)參數(shù)
    參數(shù)描述
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