Central Office Interface (LS/GS) Preliminary Information

Description The Mitel MH88631-1, 2 Central Office Trunk Interface circuit provides a complete audio and signalling link between audio switching equipment and a central office. The loop seize circuitry is controlled by an external input to provide either a loop start of ground start termination. T

VCD 4X RF AMP/DIGITAL SERVO & DSP

W88611P GENERAL DESCRIPTION W88611P is a CMOS IC developed for VCD and CD Player use. It includes a RF amplifier, tracking error amplifier, focus error amplifier, etc..., on a single chip. FEATURES · RF amplifier, tracking error amplifier, focus error amplifier, APC circuit, and re