TLC5955 48-Channel, 16-Bit, PWM LED Driver with DC, BC, LED Open-Short Detection, and Internal Current Setting

1 Features 1. 48 Constant-Current Sink Output Channels . Sink Current Capability with Maximum MC, DC, and BC Data: . 23.9 mA (VCC ≤ 3.6 V, MC = 5) . 31.9 mA (VCC > 3.6 V, MC = 7) . Grayscale (GS) Control: . 16-Bit (65,536 Steps) with Enhanced Spectrum or Conventional PWM . Maximum Current

文件：2.34491 Mbytes 页数：58 Pages

TI

德州仪器

TLC5955 48-Channel, 16-Bit, PWM LED Driver with DC, BC, LED Open-Short Detection, and Internal Current Setting

文件：1.62402 Mbytes 页数：53 Pages

TI

德州仪器

具有点校正、亮度控制和开路/短路检测功能的 48 通道、16 位 PWM LED 驱动器

TLC5955 是一款 48 通道，恒定灌电流驱动器。 每个通道具有一个独立可调节，脉宽调制 (PWM)，灰度 (GS) 亮度控制，此控制有 65,536 步长和 128 步长的恒定电流点校正 (DC)。 DC 可调节通道间的亮度偏差。 所有通道具有一个 128 步长的全局亮度控制 (BC)。 BC 调节 R，G，B 色彩组之间的亮度偏差。 8 步长最大电流控制 (MC) 为每个色彩组的所有通道选择最大输出电流范围。 可通过一个串行接口端口来访问 GS，DC，BC 和 MC 数据。 TLC5955 具有两个错误标志：LED 开路检测 (LOD) 和 LED 短路检测 (LSD)。 可使用一个串 • 48 个恒定灌电流输出通道\n• 23.9mA (VCC ≤ 3.6V，MC = 5)\n• 灰度 (GS) 控制： \n• 最大电流 (MC) 控制： \n• 针对每个色彩组的 3 MC 设置\n• 点校正 (DC) 控制： \n• 全局亮度控制 (BC)： \n• 针对每个色彩组的 3 BC 设置\n• LED 电源电压：高达 10V\n• 恒定电流精度： \n• 器件到器件：±2%（典型值），±4%（最大值）\n• 数据传输速率：25MHz\n• 自动重复显示功能\n• 自动数据刷新（只适用于 GS 和 DC）\n• LED 短路检测 (LSD)\n• 延迟开关以防止;

TI

德州仪器

TLC5955 48-Channel, 16-Bit, PWM LED Driver with DC, BC, LED Open-Short Detection, and Internal Current Setting

1 Features 1. 48 Constant-Current Sink Output Channels . Sink Current Capability with Maximum MC, DC, and BC Data: . 23.9 mA (VCC ≤ 3.6 V, MC = 5) . 31.9 mA (VCC > 3.6 V, MC = 7) . Grayscale (GS) Control: . 16-Bit (65,536 Steps) with Enhanced Spectrum or Conventional PWM . Maximum Current

文件：2.34491 Mbytes 页数：58 Pages

TI

德州仪器

TLC5955 48-Channel, 16-Bit, PWM LED Driver with DC, BC, LED Open-Short Detection, and Internal Current Setting

1 Features 1. 48 Constant-Current Sink Output Channels . Sink Current Capability with Maximum MC, DC, and BC Data: . 23.9 mA (VCC ≤ 3.6 V, MC = 5) . 31.9 mA (VCC > 3.6 V, MC = 7) . Grayscale (GS) Control: . 16-Bit (65,536 Steps) with Enhanced Spectrum or Conventional PWM . Maximum Current

文件：2.34491 Mbytes 页数：58 Pages

TI

德州仪器

TLC5955 48-Channel, 16-Bit, PWM LED Driver with DC, BC, LED Open-Short Detection, and Internal Current Setting

1 Features 1. 48 Constant-Current Sink Output Channels . Sink Current Capability with Maximum MC, DC, and BC Data: . 23.9 mA (VCC ≤ 3.6 V, MC = 5) . 31.9 mA (VCC > 3.6 V, MC = 7) . Grayscale (GS) Control: . 16-Bit (65,536 Steps) with Enhanced Spectrum or Conventional PWM . Maximum Current

文件：2.34491 Mbytes 页数：58 Pages

TI

德州仪器

TLC5955 48-Channel, 16-Bit, PWM LED Driver with DC, BC, LED Open-Short Detection, and Internal Current Setting

1 Features 1. 48 Constant-Current Sink Output Channels . Sink Current Capability with Maximum MC, DC, and BC Data: . 23.9 mA (VCC ≤ 3.6 V, MC = 5) . 31.9 mA (VCC > 3.6 V, MC = 7) . Grayscale (GS) Control: . 16-Bit (65,536 Steps) with Enhanced Spectrum or Conventional PWM . Maximum Current

文件：2.34491 Mbytes 页数：58 Pages

TI

德州仪器

TLC5955 48-Channel, 16-Bit, PWM LED Driver with DC, BC, LED Open-Short Detection, and Internal Current Setting

1 Features 1. 48 Constant-Current Sink Output Channels . Sink Current Capability with Maximum MC, DC, and BC Data: . 23.9 mA (VCC ≤ 3.6 V, MC = 5) . 31.9 mA (VCC > 3.6 V, MC = 7) . Grayscale (GS) Control: . 16-Bit (65,536 Steps) with Enhanced Spectrum or Conventional PWM . Maximum Current

文件：2.34491 Mbytes 页数：58 Pages

TI

德州仪器

TLC5955 48-Channel, 16-Bit, PWM LED Driver with DC, BC, LED Open-Short Detection, and Internal Current Setting

1 Features 1. 48 Constant-Current Sink Output Channels . Sink Current Capability with Maximum MC, DC, and BC Data: . 23.9 mA (VCC ≤ 3.6 V, MC = 5) . 31.9 mA (VCC > 3.6 V, MC = 7) . Grayscale (GS) Control: . 16-Bit (65,536 Steps) with Enhanced Spectrum or Conventional PWM . Maximum Current

文件：2.34491 Mbytes 页数：58 Pages

TI

德州仪器

TLC5955 48-Channel, 16-Bit, PWM LED Driver with DC, BC, LED Open-Short Detection, and Internal Current Setting

1 Features 1. 48 Constant-Current Sink Output Channels . Sink Current Capability with Maximum MC, DC, and BC Data: . 23.9 mA (VCC ≤ 3.6 V, MC = 5) . 31.9 mA (VCC > 3.6 V, MC = 7) . Grayscale (GS) Control: . 16-Bit (65,536 Steps) with Enhanced Spectrum or Conventional PWM . Maximum Current

文件：2.34491 Mbytes 页数：58 Pages

TI

德州仪器