T1/CEPT/ISDN-PRI Carrier Interface Transformers

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4-digit LED-driver with I2C-Bus interface

GENERAL DESCRIPTION The LED-driver is a bipolar integrated circuit made in an I2L compatible 18 volts process. The circuit is especially designed to drive four 7-segment LED displays with decimal point by means of multiplexing between two pairs of digits. It features an I2C-Bus slave transceive

Low voltage versatile telephone transmission circuit with dialler interface and transmit level dynamic limiting

文件：231.34 Kbytes Page：36 Pages

Low voltage versatile telephone transmission circuit with dialler interface and transmit level dynamic limiting

文件：231.34 Kbytes Page：36 Pages

Low voltage versatile telephone transmission circuit with dialler interface and transmit level dynamic limiting

文件：211.79 Kbytes Page：32 Pages

Low voltage versatile telephone transmission circuit with dialler interface and transmit level dynamic limiting

文件：211.79 Kbytes Page：32 Pages