RF2705G Ver la hoja de datos (PDF) - RF Micro Devices

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RF2705G

LOW NOISE, MULTI-MODE, QUAD-BAND, QUADRATURE MODULATOR AND PA DRIVER

RF Micro Devices 

RF2705G

Control Logic Truth Table

Mode Description

Sleep

Wideband FLOx2 (High Power)

Modulator and frequency doubler

enabled

Wideband FLOx2 (Medium Power)

Modulator and frequency doubler

enabled

Wideband FLOx2 (Low Power)

Modulator and frequency doubler

enabled

High Band FLOx2

Modulator and frequency doubler

enabled

Low Band FLO/2

Modulator and divide by 2 enabled

Low Band Bypass

Modulator bypass enabled

High Band Bypass

Modulator bypass enabled

Wideband FLOx1 (High Power)

Modulator and on-frequency LO

enabled

Wideband FLOx1 (Medium Power)

Modulator and on-frequency LO

enabled

Wideband FLOx1 (Low Power)

Modulator and on-frequency LO

enabled

High Band FLOx1

Modulator and on-frequency LO

enabled

Low Band FLOx1

Modulator and on-frequency LO

enabled

Input Logic

Active RF

I/Os

Comment

Mode A Mode B Mode C Mode D

Expected Mode of Operation

Sleep Mode

X

0

0

0

Sleep

Frequency Doubler/Divide by 2 Options

1

0

1

0

LoLbP LoLbN Bands: 1920MHz to 1980MHz

RFOutWb P Modulation: 3GPP W-CDMA

RFOutWb N

1

0

1

1

LoLbP LoLbN Bands: 1920MHz to 1980MHz

RFOutWb P Modulation: 3GPP W-CDMA

RFOutWb N

1

0

0

1

LoLbP LoLbN Bands: 1920MHz to 1980MHz

RFOutWb P Modulation: 3GPP W-CDMA

RFOutWb N

1

1

1

1

LoLbP LoLbN Bands: DCS1800 or PCS1900

RFOutHb P Modulation: GMSK, TDMA and

RFOutHb N

8PSK EDGE

1

1

0

1

LoHbP LoHbN Bands: GSM900 or GSM850

RFOutLb P Modulation: GMSK, TDMA and

RFOutLb N

8PSK EDGE

GMSK Modulator Bypass Options

X

1

0

0

LoLbP LoLbN Bands: GSM850 or GSM900

RFOutLb P Modulation: GMSK

RFOutLb N

X

1

1

0

LoHbP LoHbN Bands: DCS1800 or PCS1900

RFOutHb P Modulation: GMSK

RFOutHb N

On-Frequency LO Options

0

0

1

0

LoHbP LoHbN Bands: 1920MHz to 1980MHz

RFOutWb P Modulation: 3GPP W-CDMA

RFOutWb N

0

0

1

1

LoHbP LoHbN Bands: 1920MHz to 1980MHz

RFOutWb P Modulation: 3GPP W-CDMA

RFOutWb N

0

0

0

1

LoHbP LoHbN Bands: 1920MHz to 1980MHz

RFOutWb P Modulation: 3GPP W-CDMA

RFOutWb N

0

1

1

1

LoHbP LoHbN Bands: DCS1800 or PCS1900

RFOutHb P Modulation: GMSK, TDMA and

RFOutHb N

8PSK EDGE

0

1

0

1

LoLbP LoLbN Bands: GSM900 to GSM850

RFOutLb P Modulation: GMSK, TDMA and

RFOutLb N

8PSK EDGE

Rev A0 DS060206

7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical

support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.

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