DATA SHEET

SE4150L: GPS Receiver IC

Preliminary Datasheet

Skyworks Solutions, Inc.

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

202445B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • July 1, 2019

17

Typical Application Circuit Diagram – Standard PND Application

This is a standard PND application circuit with provision for a switched external active antenna. An inter-stage SAW filter is included for acceptable blocking

performance, and is used for both internal and external antenna connections.

TCXO

16.368MHz

VCC_TCXO

VDDQ

10nF

CLK_EN

10nF

TCXO_IN

ANT1_IN

10nF

VCC

VCC

VCC

VDD

VCC

or

VCC_TCXO

VCC_LNA

GPS RF INPUT

FROM EXTERNAL

ACTIVE ANTENNA

OUTPUTS TO

GPS

BASEBAND IC

SAW Filter,

1575.42MHz CF,

20MHz BW

100nF

10nF

10nF

3.4 nH

1

2

3

4

5

6

18

17

16

15

14

13

SE4150L

RECEIVER ENABLE

(INPUT FROM

GPS BASEBAND IC)

Underside Ground Paddle

Pin 1 Mark

22pF

VAGC

ANT_BIAS

LNA_IN

100pF

39nH

22pF

GPS RF INPUT

FROM INTERNAL

PASSIVE ANTENNA

RX_EN

VCC

0R

VCC

100nF

HW_1

HW_0

CLK_OUT

SIGN

MAG

TO GPS

BASEBAND IC

INPUT/OUTPUT

Adjust value for desired

CLK/SIGN/MAG output

drive current

VDD can be same

potential as VCC, or supply

voltage used for GPS

Baseband IC IO

Series capacitor only

required if antenna has

DC path to GND

VCC

VCC