PT9120 Datasheet, PDF (14/18 Pages) Princeton Technology Corp – GPS Receiver RF Front End IC

GPS Receiver RF Front End IC
28 PINS, QFN
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Fax: [phone]
URL: http://www.princeton.com.tw
Preliminary
PT9120
DVDD
JP1
3
2
P1
1
JP2
3
2
P0
1
JP4
5
4
3
2
1
SGN
MAG
CP
GND
+5V
DVDD
JP3
3
2
XEN
1
DVDD
U4
4
VDD OUT
1
IN
GND
TCXO
3 ^{C17 100P} XO
2
XI
C18
NC
+5V
C19
10U
U5
REGULATOR_2.5V
1
Vin Vout
5
3
CE
NC
4 C20
10N
DVDD
C21
1U
+5V
C22
10U
U6
REGULATOR_2.8V
1
Vin Vout
5
3
CE
NC
4 C23
10N
AVDD
C24
1U
L9 1.5U
C16
1N _{C15 39P}
P1
P0
U1
SGN ^{R1 390R} 1
MAG ^{R2 390R} 2
3
CP ^{R3 390R} 4
C1 1U
5
R4 33R
DVDD
6
XEN
7
SGN
MAG
AOK
CP
DVSS
DVDD
XEN
XO
XI
C2
1U
C3
15P
R4
47K
C4
100P
L8
C14
1.2U
47P
IF1P ²¹
VBG ²⁰
RFI ¹⁹
AVSS ¹⁸
AVDD ¹⁷
LNO ¹⁶
PVDD ¹⁵
VBG
RFI
AVDD
C13 1U
C12
1.5P
L7 4.7N
AVDD
C11
470P
AON
PT4360
R5 33R
PVDD
L1 6.8N ₄
U3
OUT
IN ²
3
GND GND
1
C5
1.5P
SAW_FILTER
AVDD _{C8 470P}
C10 1N
C6 5.6P
L2
12N
L3 15N1
3
C7
1N
U2
OUT
IN
7L4 ^{10N C9 56P}
CAP GND ⁶
L5
NJG1107HB3
27N
L6
33N
RF_IN
1.2 x 1.2 cm Module
PT9120 PRE1.0
- 14 -
August, 2007