User's Manual
Table Of Contents
- Document History
- Introduction
- Product Concept
- Application Interface
- Operating Modes
- Power Supply
- Power Up / Power Down Scenarios
- Automatic GPRS Multislot Class Change
- Charging Control
- Summary of State Transitions (Except SLEEP Mode)
- RTC Backup
- SIM Interface
- Serial Interface ASC0
- Serial Interface ASC1
- USB Interface
- I2C Interface
- Audio Interfaces
- Control Signals
- Antenna Interface
- Electrical, Reliability and Radio Characteristics
- Mechanics
- Sample Application
- Reference Approval
- Appendix
TC63 Hardware Interface Description
Strictly confidential / Draft
s
TC63_HD_V00.432 Page 62 of 97 11.05.2005
Module
A
ntenna
50Ohm
50Ohm
U.FL
PAD
Z
Module
Antenna or
measurement
equipment
50Ohm
50Ohm
U.FL
Z
PAD
Antenna connected to Hirose connector:
Antenna connected to pad:
Figure 27: Never use antenna connector and antenna pad at the same time
No matter which option you choose, ensure that the antenna pad does not come into contact
with the holding device or any other components of the host application. It needs to be
surrounded by a restricted area filled with air, which must also be reserved 0.8mm in height.
PCB
U.FL antenna connector
RF section
A
ntenna pad
Restricted area
Figure 28: Restricted area around antenna pad