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ML9227GA PDF预览

ML9227GA

更新时间: 2024-10-02 10:54:19
品牌 Logo 应用领域
冲电气 - OKI 显示驱动器驱动程序和接口接口集成电路控制器
页数 文件大小 规格书
26页 341K
描述
27-Bit Duplex/Triplex VFD Controller/Driver with Digital Dimming, ADC and Key scan

ML9227GA 技术参数

生命周期:Transferred零件包装代码:QFP
包装说明:QFP,针数:64
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.41
Is Samacsys:N数据输入模式:SERIAL
接口集成电路类型:VACUUM FLUORESCENT DISPLAY DRIVERJESD-30 代码:R-PQFP-G64
长度:20 mm复用显示功能:YES
功能数量:1区段数:27
端子数量:64最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:QFP封装形状:RECTANGULAR
封装形式:FLATPACK认证状态:Not Qualified
座面最大高度:2.5 mm最大供电电压:18.5 V
最小供电电压:8 V标称供电电压:13 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子形式:GULL WING
端子节距:1 mm端子位置:QUAD
宽度:14 mm最小 fmax:4.4 MHz
Base Number Matches:1

ML9227GA 数据手册

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FEDL9227-01  
Issue Date:Dec., 18, 2002  
OKI Semiconductor  
ML9227  
27-Bit Duplex/Triplex VFD Controller/Driver with Digital Dimming, ADC and Key scan  
GENERAL DESCRIPTION  
The ML9227 is a full CMOS controller/driver for Duplex or Triplex vacuum fluorescent display tube. It conststs  
of 27-segment driver outputs and 3-grid pre-driver outputs, so that it can drive directly up to 81-segment VFD.  
ML9227 features a digital dimming function, a 6-ch ADC, a 5 × 5 key scan circuit and an encoder type switch  
interface.  
ML9227 provides an interface with a microcontroller only by three signal lines: DATA I/O, CLOCK, CS.  
FEATURES  
Supply voltage (VDISP  
)
: 8 to 18.5 V (Built-in 5 V regulator for logic)  
Duplex/Triplex selectable  
Applicable VFD tube  
: 2 Grids × 27 Anodes VFD tube  
: 3 Grids × 27 Anodes VFD tube  
27-segment driver outputs  
3-grid pre-driver outputs  
: IOH = –5 mA at VOH = VDISP–0.8 V (SEG1 to 19)  
I
I
OH = –10 mA at VOH = VDISP–0.8 V (SEG20 to 27)  
OL = 500 uA at VOL = 2.0 V (SEG1 to 27)  
: IOH = –5 mA at VOH = VDISP–0.8 V  
OL = 10 mA at VOL = 2.0 V  
I
Built-in digital dimming circuit (10-bit resolution)  
Built-in 6-ch A/D converter  
Built-in 5 × 5 keyscan circuit  
Interface circuit for an encoder type rotary switch  
Built-in oscillation circuit (external R and C)  
Built-in Power-On-Reset circuit  
Package:  
64-pin plastic QFP (QFP64-P-1420-1.00-BK)  
Product name: ML9227GA  
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