Digital Voice Systems AMBE-3000 Especificações descarregar pdf (Página 111)

AMBE-3000F™ Vocoder Chip Users Manual

Version 3.4, April, 2014

(Subject to Change) Page 101

DVSI CONFIDENTIAL PROPRIETARY

History of Revisions

Revision

Number

Date of

Revision

Description Pages

Edited Table 26 PPT Timing 53

Edited Response Field Tables 57-70

Added Section 3.6 Reset Behavior 23

Added Section 4.4 Vocoder State 31

Edited Section 5.1 Operating Modes Introduction 35

Added Section 5.2.1 Timing of channel transmit packets in Codec Mode 40

Added Section 5.6.1 UART_TX Pin State 48

Edited PKT_PRODID and PKT_VERSTRING description 71

Modified Table 8 Typical AMBE-3000F™ Vocoder Chip Power

Measurements

2.9 May 2012

Edited Chip Markings Information 8 - 9

3.0 June 2012 Added section 2.7.3 Input Clock Requirements 20

Added description of Version Release 014 98

3.1

September

2012

Added information on Echo canceller initilization 66

Edited Figure 40 AMBE-3000F™ Vocoder Chip and PCM3500 Interface

Block Diagram

Edited Table 54 PKT_CODECCFG Field Example Data (default values

shown)

3.2

December

2012

Added note regarding moisture sensitivity of the AMBE-3000F™ BGA

chip in section 2.1 Special Handling and Moisture Sensitivity

Edited length field and description text for the following tables:

Table 111 Speech Packet Example 1; Table 112 Speech Packet Example 2;

Table 114 Channel Packet Example 2

85 -

3.3

March

2013

Edited PKT_GAIN note 78

3.4

April

2014

Edited Figure 40 AMBE-3000F™ Vocoder

Chip and PCM3500 Interface

Block Diagram

1 2 ... 106 107 108 109 110 111

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