Motorola AT Commands G24-LC Información técnica Pagina 82
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Operating Parameters
58 G30 - Module Hardware Description December 15, 2009
Table 3-9: G30 Low Power Single-ended Audio Receive Path Characteristics
Parameter
Limit Values
Unit Remarks
Min Typ Max
Maximum single-ended output
voltage
1.65 1.85 2.05 Vpp
Full scale single-ended open
circuit voltage.
Internal output resistance 1.7 4 Ω
Output load resistance 16 Ω
Single-ended output load capaci-
tance
10 nF
Signal to noise 70 80 dB
Load = 16Ω, Gain stage =
+0dB,
Input signal = 0dBFS, Code
0, A-weighted
Signal to distortion
60 70 dB
Load = 16Ω, Gain stage =
+0dB,
Input signal = 0dBFS
60 70 dB
Load = 16Ω, Gain stage =
+0dB,
Input signal = -1dBFS
60 dB
Load = 16Ω, Gain stage =
+0dB,
Input signal = -6dBFS
Power supply rejection 60 66 dB
Gain stage = +0dB,
U
VDD
(t) =
2.5V+0.15V•sin(2π•1kHz•t)
Passband ripple 0.5 dB
f < 0.45 f
s
Stopband attenuation 50 dB
f > 0.55 f
s
Absolute gain drift ±2 %
Variation due to change in
supply,
temperature and life time.
- Technical Information 1
- Copyrights 2
- Computer Software Copyrights 2
- Trademarks 3
- Table of Contents 5
- Table of Contents 6
- List of Figures 9
- List of Tables 10
- Manual Scope 11
- Target Audience 11
- Manual Organization 11
- Applicable Documents 11
- Regulatory Requirements 12
- Regulatory Statement (Safety) 12
- FCC Notice to Users 12
- Precautions 13
- Standards 14
- Contact Us 15
- Text Conventions 15
- Important 16
- Caution 16
- General Safety 17
- Caring for the Environment 18
- Limitation of Liability 19
- Warranty Notification 19
- How to Get Warranty Service? 20
- Claiming 20
- Conditions 21
- Installed Data 22
- Out of Warranty Repairs 22
- Revision History 23
- Chapter 1: Introduction 25
- Product Specifications 26
- Regulatory and Approvals 30
- Architecture Overview 33
- Baseband 34
- RF Block 34
- Operating Modes 35
- Power Supply 36
- Note: 1 TX slot is shown 37
- Power Consumption 38
- Power On/Off Operation 39
- Turning the G30 Off 40
- Power Loss shut down 41
- Low Power Mode 42
- Terminating Low Power Mode 43
- Using the WKUPI signal 44
- Incoming Network Data 44
- Data on the Serial interface 45
- Real Time Clock 46
- Serial Interfaces 47
- Flashing and Data Logging 49
- C Bus Interface 50
- SIM Interface 51
- External SIM Card 52
- Embedded SIM 53
- Audio Interface 54
- Headset Microphone Port 55
- Ω at the 57
- Mono Speaker (Headset) Port 58
- Headset Detection 59
- Digital Audio Interface 60
- Advanced Mode 62
- Audio Programming Interface 63
- Audio Design 64
- Analog Ground 65
- A/D Interface 66
- General Purpose A/D 67
- VREF Reference Regulator 69
- Wakeup Out 70
- Antenna Detection 71
- GPRS Detection 72
- General Purpose I/O 72
- Antenna Interface 73
- Absolute Maximum Ratings 75
- Operating Parameters 76
- Voltage Domain Parameter 77
- Limit Values 77
- Unit Remarks 77
- Min Typ Max 77
- Audio Pins 80
- Parameter 82
- ADC Pins 83
- Environmental Specifications 85
- Board Dimensions 95
- U.FL Connector Specifications 100
- Mating Connector 101
- G30 Mounting 102
- Layout Recommendation 103
- Soldering Re-flow 104
- Ordering Information 105
- Required Query Information 106
- Who to Contact? 106
- Testing a Standalone Unit 108
- Test Procedure 109
- Acronyms and Abbreviations 111
- Index U - U 116
- @6802986C55@ 118
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