AM114-609中文资料

Single Band T/R Antenna

Switch Module 800–1000 MHz

Features

■LTCC T echnology Integrating LPF/Coupler ■GaAs PHEMT Switch Technology ■SMD Package, 5.2 x 4 x 1.7 mm ■Single Control with Low Current Consumption

Applications

■T ransmit/Receive Antenna Switch for Wireless System with Integrated LPF and Coupler for Power Detection

AM114-609

Description

The AM114-609 is a high power antenna switch with an L TCC low pass filter and L TCC coupler included for power detection.The switches are PHEMT GaAs FETs that can operate at 2.5 V with low DC current drain.

Preliminary

5.40 MOLD CAP TOP VIEW

BOTTOM VIEW

SIDE VIEW

Dimensions in mm. Tolerance ± 0.2 unless otherwise specified.

Outline Drawing

Parameter

Min.Typ.

Max.Unit Frequency Range 851

941MHz Insertion Loss 0.60.8

dB

VSWR In-Band 1.5:1

RF Input Power 0

dBm R X Current @ V S = 3 V 30

μA Supply Voltage (V S )

2.7

3.0

5.0

V

Electrical Specifications @ 25°C

Receive Path

Transmit Path

Parameter Min.Typ.Max.Unit Frequency Range806928MHz Insertion Loss0.8 1.0dB Isolation T X- R X in T X Mode (V CTL= 0 V)25dB Inter-modulation 3rd/5th Order-60dBc Inter-modulation 3rd/5th Order – Under VSWR-55dBc Input VSWR In-Band 1.5:1

Harmonic Rejection 2*F O15dB 3*F O20dB Directivity15dB Coupling Factor192021dB T X Current150μA Supply Voltage (V S) 2.7 3.0 5.0V RF Input Power 3.0dBm

Absolute Maximum Ratings

Characteristic Value

Operating Temperature Range (T OP)-30 to +85°C

Storage Temperature Range (T STG)-40 to +85°C

Input Power (P IN)38 dBm

Control Voltage Logic 0-0.1 to 0.2 V

Supply Voltage (V S)5V

Nominal I/O Impedance50 ?

(T X, R X, Ant)

Frequency (GHz)

T X Insertion Loss vs. Frequency

I n s e r t i o n L o s s (d B )

-50

-45-40-35-30-25-20-15-10-500

0.5

1.0

1.5

2.0

2.5

3.0

Frequency (GHz)

T X Insertion Loss vs. Frequency

I n s e r t i o n L o s s (d B )

0.80

0.85

0.90

0.95

1.00

-1.0

-0.9-0.8-0.7-0.6-0.5-0.4-0.3-0.2-0.10Frequency (GHz)T X VSWR vs. Frequency

V S W R

1.01.11.21.31.41.51.61.71.8

1.9

2.00.80

0.85

0.90

0.95

1.00

Frequency (GHz)R X Insertion Loss vs. Frequency

I n s e r t i o n L o s s (d B )

0.80

0.85

0.90

0.95

1.00

-1.0-0.9-0.8-0.7-0.6-0.5-0.4-0.3

-0.2-0.10Frequency (GHz)

Coupling vs. Frequency

C o u p l i n g (d B )

0.800.85

0.900.95 1.00

-25-24-23-22-21

-20-19-18-17-16-15-14

-13-12-11-10

Typical Performance Data

Frequency (GHz)

T X to R X Isolation vs. Frequency

I s o l a t i o n (d B )

-50

-45-40-35-30-25-20-15-10

-500

0.5

1.0

1.5

2.0

2.5

3.0

Blocking capacitors (47 pF) and inductor (82 nH) to be supplied externally.

Pin Out (Top View)

GND

GND GND S

V CTL R X

Suggested Land Pattern

0.58

0.28

Block Diagram

V CTL

R X

T X

COUPLER

Pin Description

Pin Description

1GND 7GND 2V CTL 8GND 3GND 9GND 4R X 10Coupler 5

GND 11GND 6

Ant

12

T X

Pin Out Table

Dimensions are in mm.

PCB # SK40086, Material:FR4, Dielectric constant:4.1.

The circuit board used in the final application should employ RF circuit design techniques.RF signal lines should have 50 ?impedance.The package bottom ground plane should be connected directly to PCB ground plane.A sufficient

number of via holes should be used to connect the top and bottom ground planes of the PCB.The evaluation circuit board shown is available upon request.

Evaluation PCB

Mode V CTL T X 0R X

Open Circuit

Truth Table

V S = 2.7 to 5 V supplied externally to T X port.