Dual-band, PCSCDMA/AMPS LNA and downconverter mixers

DESCRIPTION The SA9504 is an integrated receiver front-end for 900 MHz Cellular (AMPS) and 1.9 GHz PCS (CDMA) phones. This dual-band receiver circuit has low noise amplifiers and downconverters for both bands, and provides an elegant solution for RF-to-IF conversion. The two cascode LNAs have be

文件：223.35 Kbytes 页数：22 Pages

PHI

PHI

Dual-band, PCS(CDMA)/AMPS LNA and downconverter mixers

DESCRIPTION\nThe SA9504 is an integrated receiver front-end for 900 MHz Cellular (AMPS) and 1.9 GHz PCS (CDMA) phones. This dual-band receiver circuit has low noise amplifiers and downconverters for both bands, and provides an elegant solution for RF-to-IF conversion.\nThe two cascode LNAs have been LNA typical performance\n• High gain, low noise figure, high linearity performance\n• Low power consumption, typical 4.9 mA\n• Separate, selectable IF outputs to suit FM and CDMA bandwidths\n• Integrated frequency doubler for PCS mixer LO\n• Low voltage operation down to 2.7 volts\n• Low standby cur;

恩XP

Quad, 12-Bit, Voltage Output D/A Converter

DESCRIPTION The SP9504 is a low power replacement for the popular SP9345, Quad 12-Bit Digital-to-Analog Converter. It features +4.5V output swings when using ±5 volt supplies. The converter is double buffered for easy microprocessor interface. Each 12-bit DAC is independently addressable and all

文件：184.83 Kbytes 页数：11 Pages

SIPEX

Quad, 12-Bit, Voltage Output D/A Converter

DESCRIPTION The SP9504 is a low power replacement for the popular SP9345, Quad 12-Bit Digital-to-Analog Converter. It features +4.5V output swings when using ±5 volt supplies. The converter is double buffered for easy microprocessor interface. Each 12-bit DAC is independently addressable and all

文件：184.83 Kbytes 页数：11 Pages

SIPEX

Quad, 12-Bit, Voltage Output D/A Converter

DESCRIPTION The SP9504 is a low power replacement for the popular SP9345, Quad 12-Bit Digital-to-Analog Converter. It features +4.5V output swings when using ±5 volt supplies. The converter is double buffered for easy microprocessor interface. Each 12-bit DAC is independently addressable and all

文件：184.83 Kbytes 页数：11 Pages

SIPEX