WTS701EF WINBOND [Winbond], WTS701EF Datasheet - Page 3

• Manufacturer Part Number: WTS701EF
• Description: WINBOND SINGLE-CHIP TEXT-TO-SPEECH PROCESSOR
• Manufacturer: WINBOND [Winbond]

2. FEATURES
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Fully Integrated Solution
Text-To-Speech Algorithm Characteristics
Easy to Use and Control
Language Support
Device Management
Peripheral Control
Low Power Consumption
Device Characteristics
Available in 56-lead TSOP package
Industrial temperature range (-40C to +85C)
3V/5V logic tolerance
Single-chip compact text-to-speech translation
No algorithm development required
Selectable digital and analog audio output
Simple SPI interface
Reprogrammable solution enables loading different voice or language
High quality speech synthesis using speech element concatenation
Winbond’s standard 100-year speech retention
Audio stored as uncompressed analog waveform – industry’s highest quality and most natural sounding
Real time conversion for streaming text
General text preprocessing and normalization
User customization for special characters such as SMS icons and chat emoticons
User customization for application specific abbreviations
Support U.S. English and Mandarin (Beijing dialect)
Other languages in development or in planning
Accepts ASCII, Unicode or Big5 streaming text
256-byte text buffer
Playback of Phonetic Alphabet
Variable speed playback
Control of pitch change
Supports Power Down mode.
Supports Pause and Resume, Stop and Finish text conversion commands
Embedded characters support to control speed, volume, case sensitivity, and silent behavior
16-bit linear PCM slave interface output support
SPI serial port for control commands and status report to system’s host controller
Hardware handshake control signals
Analog audio output with 8Ω speaker driver, digital volume control and line level o/p
Analog audio input (AUXIN) for driving external audio to the speaker
+2.7 to +3.3V (V
Operating Current:
Standby Current:
I
I
CC Convert
SB
< 1µA (typical)
= 35 mA (typical)
CC
) Supply Voltage
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Publication Release Date: May 2003
WTS701
Revision 3.09