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PDF CXA1951Q Data sheet ( Hoja de datos )
| Número de pieza | CXA1951Q | |
| Descripción | GPS Down Converter | |
| Fabricantes | Sony Corporation | |
| Logotipo |  |
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CXA1951Q
GPS Down Converter
Preliminary
For the availability of this product, please contact the sales office.
Description
The CXA1951Q is an IC developed as a GPS
down converter, featuring low current consumption
and small package. This IC is suitable for the mobile
GPS (Global Positioning System).
40 pin QFP (Plastic)
Features
• Includes all functions required for the GPS converter.
• Total gain: 110dB or more
• Operating supply voltage range: 2.7 to 5.5V
• Low current consumption:
Icc = 30mA (Typ. at Vcc = 3V)
• Excellent temperature characteristics
Applications
GPS (Global Positioning System)
Structure
Bipolar silicon monolithic IC
Absolute Maximum Ratings (Ta = 25°C)
• Supply voltage
VCC 7.0
• Operating temperature Topr –40 to +85
• Storage temperature Tstg –65 to +150
• Allowable power dissipation
PD 200
V
°C
°C
mW
Operating Conditions
Supply voltage
VCC
2.7 to 5.5
V
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
–1–
PE95Z40-ST
1 page  
Application Circuit
CXA1951Q
L7, L8, C10: Jumper
L9, C9: Open LQH1NR56K04/LQH1NR47K04
LQH3N331J04/LQS33N220G04
VCC
L10
330µ/22µ
C17
82p
LQS33N680G04
C18
100n
C16
100n
C11
51p
/62p
L6
0.56µ/0.47µ
L5
0.56µ/0.47µ
C8
4.7µ
L11 C22 C21 C20 C19 C15 C14 C13 C12
68µ
100n
100n 4.7µ
4.7µ
10n 10n 10n 10n (19fo/20fo)
C23 L12 LQS33N680G04
4.7µ 68µ R1
1M C24
30 29 28 27 26 25 24 23 22 21
0.1µ
C25 IC2
0.1µ TC7SU04F
Output
(fo/4fo)
31
32
20
19
L4
68µ
N. C 33
18.414 or 16.368MHz
TCXO (18fo/16fo) input
34
CN2
SW2
C26
10n
R2
100
35
36
37
1/4 or 1/6
PLL
18
C7
4.7µ
17
C6 1n
L3
68µ
16 C5
100p
15 C4
f = 1575.42MHz 100p
14
LQS33N680G04
RF input
LQP21A3N3J04
CN1
L2
3.3n CV1
6p
Test output
Lock detect
C27
4.7µ
L13
68µ
LQS33N680G04
1/338 or 1/570
38
39
40
12
R3
100
3
N. C
4
SW1
fo/4fo
R4
680
C28
10n
C29
0
R5
0
R6
2.4k
C30
1n
OSC
(1521fo/1520fo)
5 6 7 8 9 10
C32
100p
R7
47k
C34 C35 C36
0.5p 0.5p 0.5p
L14
10n
D1
IT365
D2
IT365
C33
100p
L15
10n
R8
C31 47k
1.5n
13
C37
100n
12
TZC03P060A110
11
C3
1n
C2
4.7µ
L1
68µ
C1
4.7µ
VCC
Notice: Two component values are indicated, the order is depending on the output frequency.
The first value is as for 'fo output' and the second value is as for '4fo output'.
Application circuits shown are typical examples illustrating the operation of the devices. Sony cannot assume responsibility for
any problems arising out of the use of these circuits or for any infringement of third party patent and other right due to same.
–5–
5 Page | ||
| Páginas | Total 6 Páginas | |
| PDF Descargar | [ Datasheet CXA1951Q.PDF ] | |
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