LTC6994屬于集成電路（IC）的延遲線。由亞德諾半導(dǎo)體技術(shù)有限公司制造生產(chǎn)的LTC6994延遲線時(shí)鐘延遲線產(chǎn)品族中的產(chǎn)品屬于數(shù)字器件，用于在數(shù)字信號(hào)中引入時(shí)間延遲，以便將提交給器件輸入的信號(hào)躍遷，經(jīng)過(guò)某一已知時(shí)間之后在輸出端復(fù)現(xiàn)。它們常用于高速數(shù)字系統(tǒng)，以校正或補(bǔ)償不同信號(hào)路徑之間的信號(hào)傳播時(shí)間的偏差。這些器件可用于產(chǎn)生固定、可選或可變持續(xù)時(shí)間的延遲。

DESCRIPTION

The LTC?6992 is a silicon oscillator with an easy-to-use analog voltage-controlled pulse width modulation (PWM) capability. The LTC6992 is part of the TimerBlox? family of versatile silicon timing devices.

FEATURES

■ Pulse Width Modulation (PWM) Controlled by Simple 0V to 1V Analog Input

■ Four Available Options Define Duty Cycle Limits

■ Minimum Duty Cycle at 0 or 5

■ Maximum Duty Cycle at 95 or 100

■ Frequency Range: 3.81Hz to 1MHz

■ Configured with 1 to 3 Resistors

■ <1.7 Maximum Frequency Error

■ PWM Duty Cycle Error < 3.7 Maximum

■ Frequency Modulation (VCO) Capability

■ 2.25V to 5.5V Single Supply Operation

■ 115μA Supply Current at 100kHz

■ 500μs Start-Up Time

■ CMOS Output Driver Sources/Sinks 20mA

■ –55°C to 125°C Operating Temperature Range

■ Available in Low Profile (1mm) SOT-23 (ThinSOT?) and 2mm × 3mm DFN

■ AEC-Q100 Qualified for Automotive Applications

APPLICATIONS

■ PWM Servo Loops

■ Heater Control

■ LED Dimming Control

■ High Vibration, High Acceleration Environments

■ Portable and Battery-Powered Equipment