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RF9678PCBA - W-CDMA TRANSMIT MODULATOR AND IF AGC

Description

The RF9678 is an integrated complete quadrature modulator and IF AGC amplifier designed for the transmit section of W-CDMA applications.

It is designed to modulate baseband I and Q signals, and amplify the resulting IF signals while providing 55dB of gain control range.

Features

  • Digitally Controlled Power Down Modes.
  • 2.7V to 3.3V Operation.
  • Digital LO Quadrature Divider.
  • AGC Linearity/Current Consumption Var.
  • IF AGC Amp with 55dB Gain Control AGC DEC 14 16 VGC 1 VCC2 2 MOD+ 3 MOD- 4 5 I SIG+ 15 13 12 NC 11 BG OUT Gain Control S Quad /2 VCC1 10 LO+ 9 LO- ISET 6 I SIG- 7 Q SIG+ 8 Q SIG- Ordering Information RF9678 RF9678 PCBA W-CDMA Transmit Modulator and IF AGC Fully Assembled Evaluation Board Functional Block D.

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Datasheet Details

Part number RF9678PCBA
Manufacturer RF Micro Devices
File Size 200.60 KB
Description W-CDMA TRANSMIT MODULATOR AND IF AGC
Datasheet download datasheet RF9678PCBA Datasheet
Additional preview pages of the RF9678PCBA datasheet.

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Full PDF Text Transcription

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Preliminary RF9678 W-CDMA TRANSMIT MODULATOR AND IF AGC 5 Typical Applications • W-CDMA Systems • EDGE Systems • CDMA Systems • TDMA Systems Product Description The RF9678 is an integrated complete quadrature modulator and IF AGC amplifier designed for the transmit section of W-CDMA applications. It is designed to modulate baseband I and Q signals, and amplify the resulting IF signals while providing 55dB of gain control range. This circuit is designed as part of RFMD’s single mode W-CDMA Chipset, which also includes the RF2679 W-CDMA Receive IF AGC and Demodulator. The IC is manufactured on an advanced Silicon Bi-CMOS process, and is supplied in a16-pin leadless chip carrier. .80 .65 1.00 0.85 .60 .24 typ 4.00 sq. .65 .30 4 PLCS 5 MODULATORS AND UPCONVERTERS .35 2 .23 1.85 1.
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