DEVICE VARIATIONS
DEVICE VARIATIONS
MC34844 is within the MC34844 Specifications Pages 4 to 31 , MC34844A is within the MC34844A Specifications Pages 32
to 54
Table 1. Key Device Variations between the MC34844 and MC34844A
Electrical Parameter (1)
Condition
Value
Unit
Maximum LED Current
34844
34844A
55
85
mA
LED Channel Sink Current
(typ)
mA
34844
34844A
RISET=5.1 k Ω ± 0.1%
RISET=3.48 k Ω ± 0.1%
50
80
Switching Frequency
(typ)
MHz
34844
34844A
PWM Frequency Range
34844
34844A
(BST [1:0]=0)
(BST [1:0]=1)
(BST [1:0]=2) [default]
(BST [1:0]=3)
(BST [1:0]=0)
(BST [1:0]=1)) [default]
(BST [1:0]=2)
(BST [1:0]=3)
This frequency range applies for Master
mode, Slave mode, and Manual mode
0.15
0.30
0.60
1.20
0.16
0.32
0.65
1.30
100 - 25000
110 - 27000
Hz
Notes
1. Refer to the respective Electrical Parameters for specific details
34844
Analog Integrated Circuit Device Data
Freescale Semiconductor
3
相关PDF资料
MC34845AEPR2 IC LED DVR BACKLIGHT 6CH 24QFN
MC34845BEPR2 IC LED DVR BACKLIGHT 6CH 24QFN
MC34848EPR2 IC LED DVR BACKLIGHT 8CH 48QFN
MC56F8006DEMO-T BOARD DEMO FOR MC56F8006 DSP
MCB1114 BOARD EVALUATION FOR NXP LPC1114
MCB11C14 BOARD EVAL FOR NXP LPC11C14
MCB2470 BOARD EVAL NXP LPC247X SERIES
MCBSTM32EXL BOARD EVALUATION FOR STM32F103ZE
相关代理商/技术参数
MC34844EPR2 功能描述:LED照明驱动器 BACKLIGHT LED DRIVER W/10 CHANNELS RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MC34845 制造商:SPC Multicomp 功能描述:RECEPTACLE FREE 16WAY 制造商:SPC Multicomp 功能描述:RECEPTACLE, FREE, 16WAY
MC34845AEP 功能描述:LED照明驱动器 6-Ch LED Backlt Driver RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MC34845AEPR2 功能描述:LED照明驱动器 6-Ch LED Backlt Driver RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MC34845BEP 功能描述:USB 接口集成电路 6-Ch LED Backlt Driver RoHS:否 制造商:Cypress Semiconductor 产品:USB 2.0 数据速率: 接口类型:SPI 工作电源电压:3.15 V to 3.45 V 工作电源电流: 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:WLCSP-20
MC34845BEPR2 功能描述:USB 接口集成电路 6-Ch LED Backlt Driver RoHS:否 制造商:Cypress Semiconductor 产品:USB 2.0 数据速率: 接口类型:SPI 工作电源电压:3.15 V to 3.45 V 工作电源电流: 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:WLCSP-20
MC34845CEP 功能描述:LED照明驱动器 6-Ch LED Backlt Driver RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MC34845CEPR2 功能描述:LED照明驱动器 6-Ch LED Backlt Driver RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N