Sony CXA1951Q Datasheet

CXA1951Q
For the availability of this product, please contact the sales office.
GPS Down Converter
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).
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
Preliminary
40 pin QFP (Plastic)
Absolute Maximum Ratings (Ta = 25°C)
Supply voltage VCC 7.0 V
Operating temperature Topr –40 to +85 °C
Storage temperature Tstg –65 to +150 °C
Allowable power dissipation
PD 200 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
Block Diagram and Pin Configuration
LIM DEC2
LIM DEC1
30
29
LIM IN
28
CC
LIM V
27
26
CC
IF V
IF OUT
25
IF DEC2
24
IF DEC1
23
IF IN2
22
CXA1951Q
IF IN1
21
LIM OUT
LIM GND
N.C
REF INV
REF IN
PLL GND
FC
TEST OUT
LOCK DET
PLL V
CC
31
32
33
34
35
36
37
38
39
40
1/4 or 1/6
1/338 or 1/570
1
NSW
PLL
2
CP OUT
3
N.C
4
OSC GND
5
OSC GND
6
OSCB1
OSC
7
OSCE1
8
OSCE2
9
OSCB2
10
OSC GND
20
19
18
17
16
15
14
13
12
11
IF GND
RF OUT2
RF OUT1
RF VCC
RF IN2
RF IN1
RF GND
RF GND
OSC DEC
OSC V
CC
– 2 –
Loading...
+ 4 hidden pages