参数资料
型号: ICM7244AIM44ZT
厂商: Intersil
文件页数: 5/13页
文件大小: 0K
描述: IC LED DRVR 16 SEG 8 CHAR 44MQFP
标准包装: 500
显示器类型: LED
配置: 16 段
接口: 串行
数字或字符: 8 个字符
电流 - 电源: 180mA
电源电压: 4.75 V ~ 5.25 V
工作温度: -25°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 44-QFP
供应商设备封装: 44-MQFP(10x10)
包装: 托盘
ICM7244
Timing Waveforms
CS
t CS
t AH
t AS
ADDRESS
VALID
WRITE
t T
t WPI
t DS
t WC
t WHP
t T
t DH
DATA
VALID
FIGURE 1. RANDOM ACCESS TIMING
WR
CHAR
1
t SEN
CHAR
2
CHAR
8
t WPH
CLEAR
SEN
t WDF
DISPLAY FULL
FIGURE 2. SEQUENTIAL ACCESS MODE TIMING (MODE = 1)
INTERNAL
INTER-CHARACTER
BLANKING
SIGNAL
CHAR 1
CHAR 2
CHAR 3
~ 5μs
~ 300μs
CHARACTERS
DRIVE
SIGNALS
CHAR 4
CHAR 5
CHAR 6
CHAR 7
CHAR 8
5
FIGURE 3. DISPLAY CHARACTERS MULTIPLEX TIMING DIAGRAM
INTER-CHARACTER BLANKING
FN6675.1
January 22, 2009
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