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參數資料
| 型號： | LP3943ISQ |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 顯示驅動器 |
| 英文描述： | RGB/White/Blue 16-LED Fun Light Driver |
| 中文描述： | LED DISPLAY DRIVER, QCC24 |
| 文件頁數： | 10/13頁 |
| 文件大?。?/td> | 264K |
| 代理商： | LP3943ISQ |
Application Notes
(Continued)
Address 0x05 (PWM1)
Bit #
Default value
PWM1 register determines the duty cycle of DIM1. The LED outputs are LOW (LED on) when the count is less than the value in PWM1 and HIGH (LED off) when
it is greater. If PWM1 is programmed with 0x00, LED output is always HIGH (LED off).
7
1
6
0
5
0
4
0
3
0
2
0
1
0
0
0
The duty cycle of DIM1 is: PWM1/256
Default value is 50% duty cycle.
BINARY FORMAT FOR SELECTOR REGISTERS — ADDRESS 0x06 to 0x09
Address 0x06 (LS0)
Bit #
Default value
7
0
6
0
5
0
4
0
3
0
2
0
1
0
0
0
B1
B0
B1
B0
B1
B0
B1
B0
LED3
LED2
LED1
LED0
Address 0x07 (LS1)
Bit #
Default value
7
0
6
0
5
0
4
0
3
0
2
0
1
0
0
0
B1
B0
B1
B0
B1
B0
B1
B0
LED7
LED6
LED5
LED4
Address 0x08 (LS2)
Bit #
Default value
7
0
6
0
5
0
4
0
3
0
2
0
1
0
0
0
B1
B0
B1
B0
B1
B0
B1
B0
LED11
LED10
LED9
LED8
Address 0x09 (LS3)
Bit #
Default value
7
0
6
0
5
0
4
0
3
0
2
0
1
0
0
0
B1
B0
B1
B0
B1
B0
B1
B0
LED15
LED14
LED13
LED12
LED States With Respect To Values in "B1" and "B0"
B1
0
B0
0
Function
Output Hi-Z
(LED off)
Output LOW
(LED on)
Output dims
(DIM0 rate)
Output dims
(DIM1 rate)
0
1
1
0
1
1
L
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相關代理商/技術參數 |
參數描述 |
|---|---|
| LP3943ISQ/NOPB | 功能描述:LED照明驅動器 Funlight Led Driver RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:SO-16N |
| LP3943ISQEV | 功能描述:電源管理IC開發(fā)工具 LP3943 EVAL BOARD RoHS:否 制造商:Maxim Integrated 產品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
| LP3943ISQEV/NOPB | 制造商:Texas Instruments 功能描述:Evaluation Board For LED Driver 16 Segment 2.5V/3.3V/5V T/R |
| LP3943ISQX | 功能描述:LED照明驅動器 RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:SO-16N |
| LP3943ISQX/NOPB | 功能描述:LED照明驅動器 RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:SO-16N |
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