Maxim MAX2745 Скачать руководство пользователя страница 1

General Description

The MAX2745 evaluation kit (EV kit) simplifies evalua-
tion of the MAX2745 global positioning system (GPS),
radio frequency (RF), front-end IC. It enables testing of
the device’s RF performance and requires no additional
support circuitry. The EV kit’s signal inputs and outputs
use SMA connectors to facilitate the connection of RF
test equipment.

Features

Easy Evaluation of the MAX2745

+2.4V to +3.6V Single-Supply Operation

Jumpers for Digital Control and Shutdown

All Critical Peripheral Components Included

Evaluates: MAX2745

MAX2745 Evaluation Kit

________________________________________________________________

Maxim Integrated Products

1

19-3325; Rev 0; 7/04

Component List

For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 
1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com.

Ordering Information

Component Suppliers

PART

TEMP RANGE

IC PACKAGE

MAX2745EVKIT

-40°C to +85°C

48 TQFP-EP*

DESIGNATION

QTY

DESCRIPTION

C1, C3, C6, C7,

C9–C15, C17,

C22, C33, C53,

C54,

C109–C114

22

100nF 

±

10% (0402) capacitors

Murata GRM155R61A104K

C2, C23, C32

3

100pF 

±

5% (0402) capacitors

Murata GRM1555C1H101J

C4, C8

2

220pF 

±

10% (0402) capacitors

Murata GRM155R71H221K

C5

1

1000pF 

±

10% (0402) capacitor

Murata GRM155R71H102K

C16, C59, C60

3

1500pF 

±

10% (0402) capacitors

Murata GRM155R71H152K

C18, C19

2

39pF 

±

5% (0402) capacitors

Murata GRM1555C1H390J

C27–C30,

C48–C51

0**

Open (0402) capacitors

C36, C43, C47,

C52

4

22pF 

±

5% (0402) capacitors

Murata GRM1555C1H220J

C66

1

12pF 

±

5% (0402) capacitor

Murata GRM1555C1H120J

C80

0***

Open 

±

10% (0402) capacitor

Murata

C81, C100

2

6800pF 

±

10% (0402) capacitors

Murata GRM155R71E682K

DESIGNATION

QTY

DESCRIPTION

C98

1

1.0µF 

±

20% (0603) capacitor

Taiyo Yuden JMK107BJ105MA-B

C101

1

10pF 

±

0.5pF (0402) capacitor

Murata GRM1555C1H100B

C102

1

1pF 

±

0.1pF (0402) capacitor

Murata GRM1555C1H1R0B

C105, C106

2

1.0µF 

±

10% (2012) capacitors

AVX TAJR105K016

C107

1

10nF 

±

10% (0402) capacitor

Murata GRM155R71C103K

F5

1

1.575GHz GPS RF saw filter
Murata SAFSE1G57AB0T00R00

J5

1

Connector DSUB 25-R
DB25 M PC board connector
AMP 747238-4

J19–J22,

J35–J38

0**

Open, SMA edge-mount connectors

J24, J26, J28,

J33, J34

5

SMA edge-mount connectors
Johnson 142-0701-801

JP1–JP12

12

Shunts
Digi-Key S9000-ND

JP1–JP6, JP12

7

2-pin headers, 0.1in center
Sullins PTC36SAAN

JP7–JP11

5

3-pin headers, 0.1in center
Sullins PTC36SAAN

 

SUPPLIER

 

PHONE

 

FAX

 

Alpha

360-647-2360

 

360-671-4936

 

ATC

949-583-9119

 

949-583-9213

 

CoilCraft

 

847-639-6400

 

847-639-1469

 

Kayama

219-489-1533

 

219-489-2261

 

Murata

 

770-436-1300

 

770-436-3030

*

EP = Exposed paddle.

Note:

Indicate you are using the MAX2745 when contacting

these manufacturers.

**

These components are for internal test purposes.

***

These are the optional components. See the instructions on

the schematic for more details.

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