特性 Features

·Line card protection switch - partners Semtech SETS devices for Stratum 3E/3/4E/4 PDH, SONET/SDH applications
·High performance DPLL/APLL solution
·Output jitter compliant to STM-1
·Two independent SEC inputs ports (TTL)
·Four independent output ports: .ul
·Two clock ports: one PECL/LVDS, one TTL
·Two Syncs (TTL): 8 kHz FrSync & 2 kHz MFrSync./ul
·TTL I/O ports: spot frequencies 2 kHz to 77.76 MHz
·PECL/LVDS port: spot frequencies 2 kHz to 311 MHz
·N x E1/DS1 mode
·Programmable pulse width and polarity on Syncs
·SONET/SDH frequency translation
·Digital Holdover mode on input failure
·Separate activity monitors and register alarms on each input
·\"Loss of activity\" on selected input flagged on dedicated pin
·Source switch under external hardware control
·PLL \"Locked\" and \"Acquisition\" bandwidth selectable from 18, 35 or 70 Hz
·Configurable via serial interface or hardware pins
·Output clock phase continuity to GR-1244-CORE
·Single 3.3 V operation, 5 V I/O compatible
·IEEE 1149.1 JTAG Boundary Scan is supported
·Operating temperature (ambient) of -40 to +85 °C
·Available in 64-pin LQFP package

簡介

ACS8526屬于集成電路（IC）的應(yīng)用特定時鐘/定時。由制造生產(chǎn)的ACS8526應(yīng)用特定時鐘/定時專用時鐘和計時 IC（集成電路）產(chǎn)品族中的產(chǎn)品主要用于執(zhí)行與時間或頻率信息生成和分配相關(guān)的各種操作，適合的設(shè)計環(huán)境較特定，例如 AMD 和 Intel 的中央處理單元 (CPU) 或圖形處理單元 (GPU)、DVD 音頻設(shè)備、藍(lán)光光盤播放器、以太網(wǎng)設(shè)備、PCIe、SATA、光纖通道接口、車載娛樂總線等。