UPC2766GR-E1(2000) Ver la hoja de datos (PDF) - NEC => Renesas Technology

Número de pieza

componentes Descripción

Lista de partido

UPC2766GR-E1
(Rev.:2000)

WIDEBAND IQ DEMODULATOR FOR DIGITAL RECEIVERS

NEC => Renesas Technology 

UPC2766GR

TYPICAL PERFORMANCE CURVES (TA = 25°C)

CONVERSION GAIN vs. AGC VOLTAGE

30

fRF = 480 MHz

fIF = 40 MHz

PRF = -30 dBm

20

PLO = -10 dBm

10

0

-10

-20

-30

0

1

2

3

4

5

AGC Voltage, VAGC (V)

TEST CIRCUIT

RF IN

VAGC

VCC

1

20

2

3

4

RF Pre- RF

5 Amp. AGC

I-MIX.I-IF Amp. 19

18

I-LO

Buffer Amp. 17

16

6

15

7

AGC Cont.

8

Q-LO

14

Buffer Amp.

13

9

Q-IF Amp. 12

10

Q-MIX.

11

300 nH

250Ω

I out

250Ω

8 pF

OSC IN

In Phase

Power Divider

250Ω

300 nH

250Ω

8 pF

Q out

Notes:

1. All capacitors are 1000 pF unless odtherwise noted.

2. Low Pass Filter on I and QOUT minimizes LO Leakage.

Share Link: