Rainbow Electronics ISD2100 - Manual (Page 2)

ISD2100 DATASHEET
Publication Release Feb 9, 2010
- 2 - Revision 0.51
TABLE OF CONTENTS
1 GENERAL DESCRIPTION .............................................................................................................. 3
2 FEATURES ...................................................................................................................................... 3
3 BLOCK DIAGRAM ........................................................................................................................... 4
4 PINOUT CONFIGURATION ............................................................................................................ 5
5 PIN DESCRIPTION .......................................................................................................................... 6
6 SPI INTERFACE .............................................................................................................................. 7
7 ANALOG AND DIGITAL SIGNAL PATH ........................................................................................ 10
7.1.1 PWM Speaker Driver ..................................................................................................................... 10
7.1.2 Internal Oscillator ......................................................................................................................... 10
8 ISD2100 MEMORY MANAGEMENT ............................................................................................. 10
8.1 M ESSAGE M ANAGEMENT ....................................................................................................................... 10
8.1.1 Voice Prompts ................................................................................................................................ 10
8.1.2 Voice Macros ................................................................................................................................. 10
8.1.3 GPIO Voice Trigger Macros: ........................................................................................................ 11
9 ELECTRICAL CHARACTERISTICS .............................................................................................. 12
9.1 O PERATING C ONDITIONS ........................................................................................................................ 12
9.2 AC P ARAMETERS ................................................................................................................................... 12
9.2.1 Internal Oscillator ......................................................................................................................... 12
9.2.2 Speaker Outputs ............................................................................................................................. 12
9.3 DC P ARAMETERS ................................................................................................................................... 12
9.3.2 SPI Timing ..................................................................................................................................... 13
10 APPLICATION DIAGRAM .......................................................................................................... 15
11 PACKAGE SPECIFICATION ...................................................................................................... 16
11.1 20 L EAD QFN ......................................................................................................................................... 16
12 ORDERING INFORMATION ...................................................................................................... 17
13 REVISION HISTORY .................................................................................................................. 18