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UPC8104GR

UP CONVERTER + QUADRATURE MODULATOR IC FOR DIGITAL MOBILE COMMUNICATION SYSTEMS

NEC => Renesas Technology 

µPC8104GR

[MODULATOR BLOCK]

I/Q INPUT SIGNAL vs OUTPUT POWER,

LOCAL LEAK, IMAGE REJECTION,

I/Q 3RD ORDER INTERMODULATION

DISTORTION

10

–10

(PHS) 384 Kbps

RNYQ α = 0.5

(0000) All zero

0

–10

Pout

–20

–20

–30

–30

LOL (ISOLO)

–40

ImR

–50

–40

–60

IM3I/Q

–70

0

0.5

PI/Qin - I/Q Input Signal - Vp-p

–50

1

[MODULATOR + UP CONVERTER]

I/Q INPUT SIGNAL vs VECTOR ERROR,

MAGNITUDE ERROR, PHASE ERROR

VCC = 3 V

Lo1: 240 MHz

10

–10 dBm

Lo2: 1 660 MHz

–8 dBm

I/Q DC 1 500 mV

AC

7

<PHS> 384 kbps

RNYQ α = 0.5

∆M

PN9

5

∆A

3

2

∆φ

1

0

0

500

1 000

1 500

PI/Qin - I/Q Input Signal - mVp-p

[MODULATOR BLOCK]

Lo1 INPUT FREQUENCY vs OUTPUT POWER,

LOCAL LEAK, IMAGE REJECTION, I/Q 3RD,

ORDER INTERMODULATION DISTORTION

–10

–10

Pout

–20

–20

ImR

–30

–30

–40

–40

LOL (ISOLO)

–50

–50

IM3I/Q

–60

–60

–70

–70

50 100 200

500

fLo1 - Lo1 Input Frequency - MHz

[MODULATOR BLOCK]

Lo1 INPUT FREQUENCY vs VECTOR ERROR,

MAGNITUDE ERROR, PHASE ERROR

VCC = 3 V

Lo1: 15 dBm

10 I/Q DC 1 500 mV

AC 430 mVp-p

<PHS> 384 kbps

RNYQ α = 0.5

PN9

7

5

3

∆M

2

∆A

∆φ

1

0

0 100 200 300 400 500

fLo1 - Lo1 Input Frequency - MHz

Data Sheet P10099EJ4V0DS00

11

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