Datasheet > CXG1180EQ

CXG1180EQ

更新时间： 2022-10-24 11:13:10

品牌	Logo	应用领域
其他 - ETC		开关 GSM
页数	文件大小	规格书
2页	52K
描述
Ultralow Loss GSM Quad-Band Antenna Switch Module

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数据手册

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CXG1180EQ 数据手册

LPF

Diplexer

Chip

LPF1

LPF2

SP3T SW

ꢀ Figure 3 Internal Structures Drawing

ꢀ Figure 1 Conventional Antenna

Switch Module Block

Diagram

ꢀ Figure 2 CXG1180EQ/CXG1186EQ

Block Diagram

ꢀ Table 1 Insertion Loss

Ta = 25°C

Forward Transmission, dB

Insertion Loss (I.L)

Path

Condition

Unit

Min.

—

Typ.

0.70

0.85

Max.

1.00

1.15

–10

∗

–10

Tx1 – Ant

Tx2 – Ant

Ant – Rx1

Ant – Rx2

Ant – Rx3

Ant – Rx4

m11

m10

∗

–20

—

–20

–30

–40

–50

–60

∗

m31

3/ 4

—

0.65/0.85 0.85/1.10

m32

m33

–30

–40

–50

–60

m34

∗

3/ 4

—

∗

3/ 4

—

∗

3/ 4

—

∗

1: Frequency = 900 MHz, Input Signal is CW, Pin = +34 dBm

2: Frequency = 1910 MHz, Input Signal is CW, Pin = +32 dBm

3: Frequency = 900 MHz, Input Signal is CW, Pin = –5 dBm

4: Frequency = 1990 MHz, Input Signal is CW, Pin = –5 dBm

freq, GHz

m31

m32

freq = 3.420 GHz freq = 3.820 GHz

m31 = –31.197

m32 = –32.931

freq = 1.650 GHz freq = 1.830 GHz freq = 2.470 GHz freq = 2.740 GHz

m2 = –33.568

m3 = –31.901

m4 = –29.959

m5 = –36.083

m33

m34

freq = 5.130 GHz freq = 5.730 GHz

m33 = –33.152

m34 = –35.817

freq = 3.290 GHz freq = 3.660 GHz freq = 4.120 GHz freq = 4.570 GHz

m6 = –30.286

m7 = –23.569

m8 = –19.417

m9 = –20.131

m10

m11

freq = 4.940 GHz freq = 5.490 GHz

m10 = –19.048

m11 = –18.274

ꢀ Figure 4 Low Band Low-Pass Filter

ꢀ Figure 5 High Band Low-Pass Filter

Attenuation Characteristics

CXG1180EQ

CXG1186EQ

N.C

56 pF

33 pF

56 pF

33 pF

N.C

GND

Rx3

Rx4

Rx1

Rx2

GND

N.C

GND

Ant

GND

Ant

GND

Rx1

Rx2

Rx3

Rx4

GND

∗

( 3)

∗

( 3)

∗

( 3)

∗

( 3)

56 pF

∗

( 3)

∗

( 3)

56 pF

GND

∗

( 3)

∗

56 nH ( 1)

∗

1:Inductor (56nH) is recommended on Ant port for ESD protection.

Capacitors are required on all RF ports for DC blocking.

2:These capacitors are NOT mandatory.

∗

3:Capacitor selection for DC block,

∗

100 pF ( 2)

For Low band (869–960 MHz): 56 pF

For High band (1805–1990 MHz): 33 pF

ꢀ Figure 6 Application Circuit Examples

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