電話機(jī)電路

UTC1062是一塊雙極型線性集成電路。它實(shí)現(xiàn)全電子電話機(jī)所需的全部通話和線路接口功能，在發(fā)號(hào)和通話之間實(shí)現(xiàn)電子轉(zhuǎn)換。該電路能工作在低至1.6V直流線路電壓(性能將有所降低)，以便更多的話機(jī)并聯(lián)使用。\n?\n特點(diǎn)\n★低直流線路電壓，工作低至1.6V(不包括極性保護(hù))。\n★可用固定電阻調(diào)節(jié)的穩(wěn)壓器。\n★對(duì)外部電路提供限流的供電電源。\n★平衡高阻抗輸入(64kΩ )用于動(dòng)圈式,電磁式或陶瓷送話器.\n★不平衡高阻抗輸入端(32KΩ )用于駐極體送話器。\n★具有可信音的DTMF信號(hào)輸入。\n★用于脈沖或DTMF發(fā)號(hào)的靜噪輸入。\n★可適應(yīng)各種類型受話器的接收放大器。\n★送受話放大器的放

YW

友旺

LOW VOLTAGE TELEPHONE TRANSMISSION CIRCUIT WITH DIALLER INTERFACE

DESCRIPTION The UTC TEA1062/1062A is a bipolar integrated circuit performing all speech and line interface function, required in the fully electronic telephone sets. It performs electronic switching between dialing speech. The circuit is able to operate down to D.C. line voltage of 1.6V (with red

文件：113.96 Kbytes 頁(yè)數(shù)：13 Pages

UTC

友順

LOW VOLTAGE TELEPHONE TRANSMISSION CIRCUIT WITH DIALLER INTERFACE

DESCRIPTION The UTC TEA1062N / TEA1062AN is a bipolar integrated circuit performing all speech and line interface function, required in the fully electronic telephone sets. It performs electronic switching between dialing speech. The circuit is able to operate down to D.C. line voltage of 1.6V (w

文件：177.82 Kbytes 頁(yè)數(shù)：13 Pages

UTC

友順

Crystals

Features and Applications ? General, industrial, microcontrollers ? Cost Effective ? Well established product ? Wide frequency range ? Superior resistance weld HC-49/U metal case Supplied loose as standard. Taped productavailableto special order

文件：432.85 Kbytes 頁(yè)數(shù)：8 Pages

MULTICOMP

易絡(luò)盟