GPS模块原理图

GPS模块原理图5

4

3

2

1

D

D

VCCRF C203 C202 1000pF 1.3pF
C

C201 RFIN RFIN 120pF R201 0 VCCRF L201 5.6nH 1 2 3

U15 IN VCC 6 5 4

L202 R203 18nH 470 L203 10nH C204 4 120pF 3 U14 INPUT OUTPUT GND1 B7839 0 GND2 GND3 1 2 5 C23 22pF L5 3.6nH RF RF
C

GND1 GND2 PS OUT uPC8231

R202

C14 2.7pF

L1 100nH

B

ANTPWR

ANTPWR

B

C28 27pF

A

A

Title
5 4 3 2

Document Number Friday, March 30, 2007 Sheet
1

Rev 1 of 1

5

4

3

2

1

VCCRF U4 1 C19 100nF C6 4.7uF C26 10nF R27 470 2 3 U2 1 2 3 RFPWRUP R21 10K RT9011-NNJ6 VOUT2 GND EN2 VOUT1 VIN EN1 6 VCC 5 4 R34 10K C16 100nF C17 4.7uF C20 100nF C18 4.7uF 3 D3 D1 RB705D 1 D2 2 R35 10K V_BAT VCC_GSP D1 VCC RT9193-15PB C36 1nF C21 1nF IT3205B VIN GND ON CBYP 4 VOUT 5 C35 4.7uF VCC_1.5V C5 1nF XTAL_IN VCCRF 4 VDD OE 1 3 Y