TQ5M31

Data Sheet

10

For additional information and latest specifications, see our website:

www.triquint.com

ISM Band Typical Performance/Applications circuit

Test Conditions (Unless Otherwise Specified): Vdd=2.8V, Ta=25C, RF=2443MHz, LO=2203MHz, LO input –4dBm, IF=240MHz,Current

≈7mA, Gain≈2.5dB, IIP3≈+9dB

Vdd

GIC

LO

IF

GND

RF

50 ohm LO

INPUT

50 ohm

RF

INPUT

IF

OUT

C4

Vdd

C2

C3

L2

Vdd

C1

L1

C7

R4

R3

Bill of Material for TQ5M31 Downconverter Mixer PCS band

Component

Reference Designator

Part Number

Value

Size

Manufacturer

Receiver IC

U1

TQ5M31

SOT23-6

TriQuint Semiconductor

Capacitor

C1

220pF

0402

Capacitor

C2

1000pF

0402

Capacitor

C3

12pF

0402

Capacitor

C4

10pF

0402

Capacitor

C7

150pF

0402

Inductor

L1

1.8nH

0402

Inductor

L2

47nH

0402

Resistor

R3

20ohm

0402

Resistor

R4

47ohm

0402

ISM Band: Idd vs. Vdd vs. Frequency

6

6.5

7

7.5

8

8.5

2400

2420

2440

2460

2480

Frequency (MHz)

Vdd=2.8V

Vdd=1.8V

Vdd=3.8V

Vdd=4.8V

ISM band: C/G vs. LO Drive vs. Frequency

1.5

1.7

1.9

2.1

2.3

2.5

2.7

2.9

3.1

3.3

3.5

2400

2420

2440

2460

2480

Frequency (MHz)

PLO=-7dBm

PLO=-4dBm

PLO=-1dBm