MC14LC5447中文资料Calling Line ID Receiver with Ring Detector数据手册恩XP规格书

描述 Description

Overview The MC14LC5447A has been discontinued. Replacement: none.The MC14LC5447 is a silicon gate HCMOS IC designed to demodulate Bell 202 and V.231200–baud FSK asynchronous data. The primary application for this device is in productsthat will be used to receive and display the calling number, or message waiting indicatorsent to subscribers from participating central office facilities of the public switchednetwork. The device also contains a carrier detect circuit and ring detector which maybe used to power up the device. Applications for this device include adjunct boxes, answering machines, feature phones,fax machines, and computer interface products.    Archived content is no longer updated and is made available for historical reference only.

特性 Features

\t•Ring Detector On–Chip
\t•Ring Detect Output for MCU Interrupt
\t•Power–Down Mode, Less than 1 micro Amp
\t•Single Supply: 3.5 to 6.0 V
\t•Pin-Selectable Clock Frequencies: 3.68 MHz, 3.58 MHz, or 455 kHz
\t•Two-Stage Power–Up for Power Management Control
\t•Demodulates Bell 202 and V.23