TRF3701

0.6 GHz to 1.0 GHz

QUADRATURE MODULATOR

SLWS145 – FEBRUARY 2003

3

POST OFFICE BOX 655303

electrical characteristics, GSM 900 (925 MHz) signal performance over recommended operating

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNIT

IMD

I Signal: f(1) = 100 kHz, f(2) = 300 kHz,

Q Signal: f(1) = 100 kHz, f(2) = 300 kHz, f(LO) = 925 MHz,

VI(IVIN)=VI(QVIN) = 0.6 V, P(LO) = –5 dBm

65

dBc

IP3 (Output referred)

f(LO) = 925 MHz, f(1)= 100 kHz, f(2) = 300 kHz,

VI(IVIN)=VI(QVIN) = 0 – 1.5 V

18

dBm

1–dB Intercept point

(Output referred)

f(LO) = 925 MHz, f(1)=100 kHz,

VI(IVIN)=VI(QVIN) = 0 – 1.5 V

5

dBm

Noise spectral density

(NSD)

f(LO) = 925 MHz, offset –20 Mhz, 30 kHz Resolution = .B/W,

VI(IVIN)=VI(QVIN)=VI(IREF) =VI(QREF) = 4.1 V

–157

dBm/Hz

Output Power

Single tone 100 kHz, IVIN =QVIN= 1.0V,

I and Q signals driven in quadrature.

–5

–4

dBm

Output Impedance

P(LO) = 0, IVIN =QVIN= O/C

30 –

j1

Ω

Carrier suppression

(unadjusted)

Single tone 100 kHz, IVIN =QVIN= 1.0,

I and Q signals driven in quadrature. P(RFOUT) = –4 dBm.

35

dBc

Sideband suppression

(unadjusted)

Single tone 100 kHz, IVIN =QVIN= 1.0V,

I and Q signals driven in quadrature. P(RFOUT) = –4 dBm.

30

35

dB

Phase error

Single tone 100 kHz, IVIN =QVIN= 1.0 V,

I and Q signals driven in quadrature. P(RFOUT) = –4 dBm.

1

°

Noise figure

Single tone 100 kHz, IVIN =QVIN= 1.0 V,

I and Q signals driven in quadrature

24

27

dB

Conversion loss

Single tone 100 kHz, IVIN =QVIN= 1.0 V,

I and Q signals driven in quadrature. P(RFOUT) = –5 dBm

8

dB

EVM

Integrated across GSM 28 symbol midamble,

GSM DC – 100 kHz, P(RFOUT) = –5 dBm,

IVIN = QVIN = 1.0 V

2

%

100 kHz offset, 30 kHz bandwidth

–3.5

200 kHz offset, 30 kHz bandwidth

–35

250 kHz offset, 30 kHz bandwidth

–38

Modulation mask

Single GSM 200 kHz carrier,

20 MHz Offset

400 kHz offset, 30 kHz bandwidth

–72

dBc

Modulation mask

20 MHz Offset

P(RFOUT) = –5 dBm

≥ 600 kHz < 1200 kHz, 30 kHz BW

–82

dBc

P(RFOUT) = –5 dBm

≥ 1200 kHz < 1800 kHz, 30 kHz BW

–85

≥ 1800 kHz < 6000 kHz, 30 kHz BW

–87

≥ 6000 kHz, 100 kHz BW

–92