HIGH EFFICIENCY, COMPACT DESIGN SWITCHMODE TECHNOLOGY

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ASTRODYNE

IDSU ISDN DSU for Terminal Equipment

INTRODUCTION YTD428 is a LSI which provides the ISDN subscriber interface (two-wire time compression multiplexing operation) and the NT side of the ISDN Basic Rate user-network interface function (digital four-wire time-division full-duplex operation). It is capable of providing the electric char

文件：928.21 Kbytes 頁數(shù)：28 Pages

YAMAHA

雅馬哈

DSU LSI for the ISDN Terminal Equipment

INTRODUCTION YTD428 is a LSI which provides the ISDN subscriber interface (two-wire time compression multiplexing operation) and the NT side of the ISDN Basic Rate user-network interface function (digital four-wire time-division full-duplex operation). It is capable of providing the electric char

文件：183.11 Kbytes 頁數(shù)：14 Pages

YAMAHA

雅馬哈

8-BIT LATCHED INPUT D-A CONVERTER

[GEC PLESSEY SEMICONDUCTORS] The ZN428 is a monolithic 8-bit D-A converter with input latches to facilitate updating from a data bus. The latch is transparent when enable is LOW and the data is held when enable is taken HIGH. The ZN428 also contains a 2.5V reference the use of which is pin opti

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