H.100/H.110 Interface and Time-Slot Interchangers

Introduction This advisory describes a flaw in some devices that the initial factory test program did not detect. The flaw exists in some version 2 and version 3 T8100A, T8102, and T8105 devices in both the SQFP and BGA package types. An enhanced factory test program has been in place since Janua

文件：1.408 Mbytes 页数：112 Pages

AGERE

400 MHz QUADRATURE MODULATOR FOR DIGITAL MOBILE COMMUNICATION

DESCRIPTION The µPC8105GR is a sillicon monolithic integrated circuit designed as quadrature modulator for digital mobile communication systems. This modulator housed in a 16 pin plastic SSOP that is easy to install and contributes to miniaturizing the system. The device has power save function

文件：129.83 Kbytes 页数：16 Pages

NEC

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UP-CONVERTER WITH AGC FUNCTION QUADRATURE MODULATOR IC FOR DIGITAL MOBILE COMMUNICATION SYSTEMS

DESCRIPTION The UPC8125GR is a Silicon MMIC manufactured with the NESAT IIITM silicon bipolar process. The IC consists of a 1.8 - 2.0 GHz upconverter with AGC function and a 220 - 270 MHz IQ modulator. The device operates over a wide 2.7 - 5.5 V supply voltage range and features a power save func

文件：214.57 Kbytes 页数：5 Pages

NEC

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UP CONVERTER WITH AGC FUNCTION QUADRATURE MODULATOR IC FOR DIGITAL MOBILE COMMUNICATION SYSTEMS

DESCRIPTION The µPC8129GR is a silicon monolithic integrated circuit designed as indirect quadrature modulator for digital mobile communication systems. This modulator consists of 0.8 GHz to 1.9 GHz up-converter and 100 MHz to 400 MHz quadrature modulator which are packaged in 20 pin SSOP. The de

文件：587.72 Kbytes 页数：3 Pages

NEC

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