Key facts
- Brand
- IFLYTEK
- Model
- XF-S3011
- Category
- Other Electronics
- Industry
- Industrial
- Documents
- 3
- Languages
- ZH
- Last added
- 2011-11-15
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iFlytek XF-S3011 Voice Synthesis Chip Datasheet
The XF‑S3011 is a Chinese voice synthesis chip developed by iFlytek for embedded applications. It integrates a complete TTS system in a single processor and supports UART communication, multiple text encodings and audio output.
The document provides a system block diagram, application examples (car navigation, POS, toys), communication protocol details, command set, peripheral circuits, package information and full electrical characteristics for designers. This manual is written in Chinese.
IFLYTEK XF-S3011 specifications
| Supply voltage (VDD) range | 2.6 V – 5.5 V |
|---|---|
| Maximum supply voltage | 5.5 V |
| Input voltage range (VIN) | 0.5 VDD to VDD+0.5 V |
| Operating temperature | -40 °C to +85 °C |
| Storage temperature | -40 °C to +100 °C |
| Typical operating current (VDD=5 V) | ≤ 20 mA |
| Input high level (VIH) | 0.7 × VDD |
| Input low level (VIL) | 0.3 × VDD |
| Output current (Ior) | ≤ 1.0 mA |
| Absorption current | ≤ 4.0 mA |
| DAC output current | ≤ 3.0 mA |
| UART baud rate | 9600 bps |
| Package type | QFP 44‑pin |
All IFLYTEK XF-S3011 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What communication interface does the XF‑S3011 use?
It uses a UART serial interface with a fixed baud rate of 9600 bps.
What is the operating voltage range of the chip?
The chip operates from 2.6 V up to 5.5 V supply voltage.
What communication interface does the XF‑S3011 use?
It uses a UART serial interface with a baud rate of 9600 bps.
What is the operating voltage range of the chip?
The chip operates from 2.6 V to 5.5 V supply voltage.
What communication interface does the XF‑S3011 use?
The chip communicates via a UART serial interface at 9600 bps.
How can the chip’s operating status be queried?
Status can be read from the RDY pin (low = idle, high = synthesizing) or via UART feedback messages.