Rainbow Electronics ATR0600 - Manual

Rev. 4536F–GPS–10/03
Features
• Very Low Power Design ( ≈ 50 mW)
• Single IF Concept
• 2-bit ADC on Chip
• Small QFN Package (28 Pins)
• Highly Integrated, Few External Components
• UHF6 Technology
Electrostatic sensitive device.
Observe precautions for handling.
Description
With the growing importance of mobile communication, location awareness is a key
feature for more and more products and services. Due to its small size and minimal
power consumption, the GPS front-end IC ATR0600 is an ideal solution for mobile
applications and navigation systems.
Figure 1. Block Diagram
RFIN
LNA
SAW
Ant
PFD XTO
LC-BP
RFNIN
96.76 MHz
1575.42 MHz
Dig. IF at 4.35 MHz
VCO
1478.6
VS3 VDIG
Power
control
REF
NBPI
VGA amp
BP-Filter
OR
64
1
1
4
GC
AGCO
SC 23.104 MHz
SIGL
SIGH
P1 VS1 VS2 VS5
23.104 MHz
P2
MHz
BPI
BP NBP
XTO NXTO VS7 X NX
GPS
Front-end IC
ATR0600
Preliminary