N571P032 Data Sheet

Release Date: January, 2015

Version 1.4

- 2 -

Table of Contents

1.

General Description......................................................................................................3

2.

Features.........................................................................................................................3

3.

Functional Block Diagram............................................................................................5

4.

Pin Configuration..........................................................................................................6

4.1 Pin Diagram ................................................................................................................6

4.2 Pad Description ...........................................................................................................6

4.3 Alternate Function List of GPIO ..................................................................................8

5.

Typical Application Circuit...........................................................................................9

5.1 Playback......................................................................................................................9

5.2 Recording and Playback ...........................................................................................10

5.3 Application without SPI-Flash....................................................................................11

6.

Supported Codec ........................................................................................................12

7.

Electrical Characteristics ...........................................................................................13

7.1 Absolute Maximum Ratings.......................................................................................13

7.2 DC Electrical Characteristics .....................................................................................13

7.3 AC Electrical Characteristics .....................................................................................14

7.3.1 Internal 46MHz RC Oscillator .......................................................................................14

7.4 Analog Characteristics ..............................................................................................14

7.4.1 10-bit SAR ADC ...........................................................................................................15

7.4.2 Programmable Gain Control (for Voice Recorder) ........................................................15

7.4.3 Voutx (3.3V LDO) for External Driving ..........................................................................15

7.4.4 Low Voltage Reset .......................................................................................................16

7.4.5 Voltage Detector ..........................................................................................................16

7.4.6 Power Amplifier ............................................................................................................16

8.

Ordering Information ..................................................................................................17

9.

Revision History..........................................................................................................18