LED面板显示驱动芯片

TM1667 是一种带键盘扫描接口的LED（发光二极管显示器）驱动控制专用电路，内部集成有MCU 数字接口、数据锁存器、LED 高压驱动、键盘扫描等电路。本产品性能优良，质量可靠。采用SOP28的封装形式。 • 采用功率CMOS 工艺\n• 典型工作电压：3-5V\n• 多种显示模式（10 段×7 位 ～ 13 段×4 位）\n• 键扫描（10×2 bit）\n• 辉度调节电路（占空比 8级可调）\n• 串行接口（CLK，STB，DIO）\n• 振荡方式：内置RC 振荡（450kHz ± 5%）\n• 内置上电复位电路\n• 封装形式：SOP28;

LED

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Digital Resistor with OP AMP

DESCRIPTION The DS1667 is a dual-solid state potentiometer that is adjustable by digitally selected resistive elements. Each potentiometer is composed of 256 resistive elements. Between each resistive section of each potentiometer are tap points accessible to the wiper. The position of the wiper

Two-Phase Unipolar Drive Brushless Motor Drivers

Overview The LB1668 Series are 2-phase unipolar drive brushless motor drivers that feature a wide usable voltage range and a minimal number of required external components. They also support the formation of motor lock protection and automatic recovery circuits. Functions and Features • Output

Two-Phase Unipolar Drive Brushless Motor Drivers

Overview The LB1668 Series are 2-phase unipolar drive brushless motor drivers that feature a wide usable voltage range and a minimal number of required external components. They also support the formation of motor lock protection and automatic recovery circuits. Functions and Features • Output

Chemistry-Independent, Level 2 Smart Battery Charger

General Description The MAX1667 provides the power control necessary to charge batteries of any chemistry. All charging functions are controlled through the Intel System Management Bus (SMBus™) interface. The SMBus 2-wire serial interface sets the charge voltage and current and provides thermal s

Integrated Circuit 2 Channel Amp, 2.3W/Ch (4.7W BTL)

Features: Has Two Channels that can be used for Either Stereo or Bridge Amplifier High Outputs: 2 Channel (2.3W/Ch @ VCC = 9V, RL = 4Ω) Bridge Amp (4.7W @ VCC = 9V, RL = 8Ω) Voltage Gain is Variable by Externally Connected Feedback Resistors: 2 Channel (RNF = 27Ω,