参数资料
型号: MC34848EP
厂商: Freescale Semiconductor
文件页数: 18/38页
文件大小: 0K
描述: IC LED DVR BACKLIGHT 8CH 48QFN
产品变化通告: AMPD Product Discontinuation 12/Dec/2012
标准包装: 260
恒定电流:
恒定电压:
拓扑: PWM,升压(升压)
输出数: 8
内部驱动器:
类型 - 主要: 背光
频率: 200kHz ~ 1.2MHz
电源电压: 2.6 V ~ 3.6 V
输出电压: 45V
安装类型: 表面贴装
封装/外壳: 48-VFQFN 裸露焊盘
供应商设备封装: 48-QFN-EP(7x7)
包装: 托盘
工作温度: -40°C ~ 85°C
FUNCTIONAL DESCRIPTION
FUNCTIONAL INTERNAL BLOCK DESCRIPTION
(
)
SHUT_B
SETUP
RESET_SCAN
STH(1)
1 st LED Driver(10 bit)
N th LED Driver(10 bit)
1ST ROW BLOCK
0 0 0 1 0 1 1 1 0 0
Carry
0 0 1 1 1 0 1 1 0 0
N X 10 DATA
LS(1)
STH(2)
1 st LED Driver(10 bit)
N th LED Driver(10 bit)
2 nd
ROW BLOCK
0 0 0 1 0 1 1 1 0 0
Carry
0 0 1 1 1 0 1 1 0 0
N X 10 DATA
LS(2)
STH(8)
1 st LED Driver(10 bit)
N th LED Driver(10 bit)
8 th ROW BLOCK
LS(8)
0 0 0 1 0 1 1 1 0 0
Carry
N X 10 DATA
0 0 1 1 1 0 1 1 0 0
Figure 14. differential Interface Control
Figure 15. Connection Among LED Drivers Thru the Differential Interface Control and to the LED Panels
34848
Analog Integrated Circuit Device Data
18
Freescale Semiconductor
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