参数资料
型号: DS3984T+
厂商: Maxim Integrated
文件页数: 12/24页
文件大小: 0K
描述: IC CCFL CNTRLR 4CH 32-TQFP
标准包装: 1
类型: CCFL 控制器
频率: 40 ~ 80 kHz
电流 - 电源: 12mA
电源电压: 4.5 V ~ 5.5 V
工作温度: -40°C ~ 85°C
封装/外壳: 32-TQFP
供应商设备封装: 32-TQFP(7x7)
包装: 托盘
4-Channel Cold-Cathode
Fluorescent Lamp Controller
ANALOG
ANALOG
BRIGHTNESS
0.5V
2.0V
BRIGHT
BRIGHTNESS
0.5V
2.0V
BRIGHT
RESISTOR-SET
DIMMING
FREQUENCY
RESISTOR-SET
PSYNC
LSYNC
POSC
LOSC
DS3984
LAMP FREQUENCY SOURCE
DPWM SOURCE
LAMP CLOCK
(40kHz TO 80kHz)
RESISTOR-SET
PSYNC
LSYNC
POSC
LOSC
DS3984
LAMP FREQUENCY RECEIVER
DPWM SOURCE
LAMP FREQUENCY
BRIGHT
DIMMING FREQUENCY
BRIGHT
PSYNC
DS3984
PSYNC
DS3984
ANALOG
LSYNC LAMP FREQUENCY RECEIVER
POSC DPWM RECEIVER
LOSC
ANALOG
LSYNC LAMP FREQUENCY RECEIVER
POSC DPWM RECEIVER
LOSC
BRIGHTNESS
0.5V
2.0V
BRIGHT
BRIGHTNESS
0.5V
2.0V
BRIGHT
DIMMING CLOCK
(22.5Hz TO 440Hz)
RESISTOR-SET
PSYNC
LSYNC
POSC
LOSC
DS3984
LAMP FREQUENCY SOURCE
DPWM SOURCE
LAMP CLOCK
(40kHz TO 80kHz)
DIMMING CLOCK
(22.5Hz TO 440Hz)
PSYNC
LSYNC
POSC
LOSC
DS3984
LAMP FREQUENCY RECEIVER
DPWM SOURCE
LAMP FREQUENCY
BRIGHT
BRIGHT
PSYNC
DS3984
PSYNC
DS3984
LSYNC LAMP FREQUENCY RECEIVER
POSC DPWM RECEIVER
LOSC
LSYNC LAMP FREQUENCY RECEIVER
POSC DPWM RECEIVER
LOSC
DPWM SIGNAL
(22.5Hz TO 440Hz)
BRIGHT
PSYNC
LSYNC
POSC
DS3984
LAMP FREQUENCY SOURCE
DPWM RECEIVER
DPWM SIGNAL
(22.5Hz TO 440Hz)
LAMP CLOCK
(40kHz TO 80kHz)
BRIGHT
PSYNC
LSYNC
POSC
DS3984
LAMP FREQUENCY RECEIVER
DPWM RECEIVER
RESISTOR-SET
LAMP FREQUENCY
LOSC
BRIGHT
LOSC
BRIGHT
PSYNC
DS3984
PSYNC
DS3984
LSYNC LAMP FREQUENCY RECEIVER
POSC DPWM RECEIVER
LOSC
Figure 5. Frequency Configuration Options for Designs Using Multiple DS3984s
LSYNC LAMP FREQUENCY RECEIVER
POSC DPWM RECEIVER
LOSC
Configuring Systems with
Multiple DS3984s
The source and receiver options for the lamp frequency
clock and DPWM signal allow multiple DS3984s to be
synchronized in systems requiring more than 4 lamps.
The lamp and dimming clocks can either be generated
on board the DS3984 using external resistors to set the
frequency, or they can be sourced by the host system
to synchronize the DS3984 to other system resources.
Figure 5 shows various multiple DS3984 configurations
that allow both lamp and/or DPWM synchronization for
all DS3984s in the system.
12
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DS3984T+ 功能描述:显示驱动器和控制器 RoHS:否 制造商:Panasonic Electronic Components 工作电源电压:2.7 V to 5.5 V 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:QFN-44 封装:Reel
DS3984Z 制造商:DALLAS 制造商全称:Dallas Semiconductor 功能描述:4-Channel Cold-Cathode Fluorescent Lamp Controller
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DS3988T 功能描述:显示驱动器和控制器 RoHS:否 制造商:Panasonic Electronic Components 工作电源电压:2.7 V to 5.5 V 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:QFN-44 封装:Reel