Nuvoton ISD3900 Manuals

Manuals and User Guides for Nuvoton ISD3900. We have 1 Nuvoton ISD3900 manual available for free PDF download: Manual

Nuvoton ISD3900 Manual

Nuvoton ISD3900 Manual (97 pages)

Multi-Message Record/Playback Devices with Digital Audio Interface

Brand: Nuvoton | Category: Recording Equipment | Size: 3 MB

Table of Contents

Table of Contents
2
1 General Description

4
2 Features

4
3 Block Diagram

6
4 Pinout Configuration

8
5 Pin Description

9
6 Spi Interface

12
7 Analog and Digital Signal Path

15
- Nalog Ignal Ath
  15
  - ANAIN & MICIN Analog Input
    16
  - AUX Analog Input
    17
  - AUX & AUD Analog Output
    19
  - BTL Analog Output
    20
- Digital Signal Path
  21
8 Isd3900 Memory Management

22
- Isd3900 Memory Format
  22
- Message Management
  23
  - Voice Prompts
    24
  - Voice Macros
    24
  - User Data
    25
  - Reserved Sectors
    25
  - Message Recordings
    25
- Memory and Message Headers
  26
  - Memory Header
    26
  - Message Header
    27
- Digital Access of Memory
  28
- Device Erase Commands
  28
- Memory Contents Protection
  28
  - S Interface
    29
9 I S Interface

30
10 Clock Generation

30
- External Crystal Oscillator
  31
  - Scillator
    33
11 Initialization & Record/Play Flowchart

34
12 Device Configuration and Status

36
- Clock Configuration
  36
- Device Status Register
  37
- Device Configuration Registers
  39
- Device Identification Registers
  59
13 Spi Commands

60
- R Ecord C Ommands
  60
- Audio Play and Record Commands
  62
  - Play Voice Prompt
    62
  - Play Voice Prompt @Rn, N = 0 ~ 7
    63
  - Execute Voice Macro
    63
  - Record Message
    64
  - Record Message at Address
    64
  - Play Message at Address
    65
  - Play Silence
    66
  - Stop Command
    66
  - Erase Message at Address
    67
  - SPI Write PCM Data
    67
  - SPI Read PCM Data
    69
  - SPI Send Compressed Data to Decode
    70
  - SPI Receive Encoded Data
    71
- Device Status Commands
  72
  - Read Status
    72
  - Read Interrupt
    73
  - Read Recorded Message Address Details
    73
  - Read Message Length
    74
  - Read I3900 ID
    74
- Digital Memory Commands
  75
  - Digital Read
    75
  - Digital Write
    75
  - Erase Memory
    76
  - Chip Erase
    77
- Device Configuration Commands
  77
14 Electrical Characteristics

80
- Absolute Maximum Ratings
  80
- Operating Conditions
  80
- DC Parameters
  80
- Ac Parameters
  82
  - Internal Oscillator
    82
  - Inputs
    82
  - Outputs
    83
  - ADC and DAC Frequency Responses
    85
  - SPI Timing
    90
  - I 2 S Timing
    91
15 Application Diagram

93
16 Package Specification

94
- Lead Lqfp(7 X 7 X 1.4 MM Footprint 2.0 MM )
  94
17 Ordering Information

95
18 Revision History

96

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