Datasheet > CX77144

CX77144

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
思佳讯 - SKYWORKS		放大器功率放大器
页数	文件大小	规格书
12页	734K
描述
Power Amplifier Module for CDMA (887-925 MHz)

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CX77144 数据手册

DATA SHEET • CX77144

POWER AMPLIFIER MODULE FOR CDMA (887–925 MHZ)

for achieving the electrical performance listed in Table 4. Table 5

shows the specifications for recommended operating conditions.

Table 3 lists the settings for the power ranges.

Electrical Specifications

The following tables list the electrical characteristics of the

CX77144 Power Amplifier. Table 1 shows the absolute maximum

ratings and Table 2 lists the recommended operating conditions

Table 1. Absolute Maximum Ratings ⁽¹⁾

Characteristic

Symbol

Minimum

—

Nominal

0.0

Maximum

7.0

Unit

dBm

Volts

°C

RF Input Power

Supply Voltage

Reference Voltage

VCC

—

3.5

6.0

VREF

—

2.85

+25

—

3.1

(2)

Case Operating Temperature

–30

+85

Case Storage Temperature

(1)

TSTG

–55

+125

°C

No damage assuming only one parameter is set at limit at a time with all other parameters set at nominal value.

Case Operating Temperature refers to the temperature of the GROUND PAD at the underside of the package.

(2)

Table 2. Recommended Operating Conditions

Characteristic

Symbol

VCC1

Minimum

1.4

Nominal

3.5

Maximum

4.2

Unit

Supply Voltage

Volts

VCC2

1.4

3.5

4.2

VBIAS

VREF

3.2

3.5

4.2

PA ON

2.75

—

2.85

—

2.95

< 0.5

0.5

Reference Voltage

Volts

PA OFF

VREF

High Bias Mode VCONT

0.0

—

Mode Input Impedance > 2.5 kΩ

Low Bias Mode VCONT

2.5

—

3.0

Operating Frequency

887

–30

906

—

925

MHz

°C

(1)

Case Operating Temperature

+85

(1)

Case Operating Temperature refers to the temperature of the GROUND PAD at the underside of the package.

Table 3. Power Range Truth Table

Power Setting

High Power

VREF

2.85 V

0.0 V

VCONT

0.0 V–0.5 V

2.5 V–3.0 V

0.0 V

Output Power

18 dBm to 27 dBm

≤ 18 dBm

—

Low Power

Shut Down

Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com

June 9, 2004 • Skyworks Proprietary Information. • Products and product information are subject to change without notice. • 102047A

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