
ISD14B20
Publication Release Date: October 9, 2007
- 2 -
Revision 0
TABLE OF CONTENTS
1.
GENERAL DESCRIPTION............................................................................................................... 3
2.
FEATURES....................................................................................................................................... 3
3.
BLOCK DIAGRAM............................................................................................................................ 5
4.
PAD DESCRIPTION......................................................................................................................... 6
5.
FUNCTIONAL DESCRIPTION ......................................................................................................... 8
5.1. Address Trigger (
NORM
) Operation........................................................................................... 8
5.1.1. Record (
REC
) Operation........................................................................................................ 8
5.1.2. Edge-triggered Playback (
PlayE
) Operation ........................................................................ 10
5.1.3. Level- triggered Playback (
PlayL
)Operation........................................................................ 10
5.1.4. Playback (Supersedes Record) Operation .......................................................................... 11
5.1.5. XCLK Feature....................................................................................................................... 12
5.2. Direct Trigger (
MODE
) Operation............................................................................................. 12
5.3. Other Operations...................................................................................................................... 14
5.3.1. Rosc Operation .................................................................................................................... 14
5.3.2.
LED
Operation...................................................................................................................... 15
5.3.3. Feed-Through mode Operation ........................................................................................... 15
5.3.4. Power-On Playback Operation ............................................................................................ 15
5.3.5. Automatic Single Message Playback................................................................................... 15
5.3.6. Power is interrupted Abruptly............................................................................................... 15
6.
ABSOLUTE MAXIMUM RATINGS
[1]
..............................................................................................16
6.1 Operating Conditions................................................................................................................... 16
7.
ELECTRICAL CHARACTERISTICS...............................................................................................17
7.1. DC Parameters........................................................................................................................... 17
7.2. AC Parameters ........................................................................................................................... 18
8.
TYPICAL APPLICATION CIRCUIT ................................................................................................19
9.
PACKAGING...................................................................................................................................21
9.1 Die Information.......................................................................................................................... 21
10.
ORDERING INFORMATION ..........................................................................................................22
11.
VERSION HISTORY.......................................................................................................................23