Single-chip with duration of 60, 75, 90, or 120 seconds.
Manual switch or microcontroller compatible
Playback can be edge- or level-activated
Directly cascadable for longer durations
Automatic power-down (push-button mode)
- Standby current 1 µA (typical)
Zero-power message storage
- Eliminates battery backup circuits
Fully addressable to handle multiple messages
100-year message retention (typical)
100,000 record cycles (typical)
On-chip clock source
Programmer support for play-only applications
Single +5 volt power supply
Available in die form, PDIP, SOIC and TSOP packaging
Temperature = die (0°C to +50°C) and package (0°C to +70°C)
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•
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•
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-2-
ISD2560/75/90/120
3. BLOCK DIAGRAM
Internal Clock
XCLK
Timing
Sampling Clock
ANA IN
Amp
5-Pole Active
Antialiasing Filter
Decoders
Analog Transceivers
480K Cell
Nonvolatile
Multilevel Storage
Array
ANA OUT
MIC
MIC REF
AGC
Pre-
Amp
Automatic
Gain Control
(AGC)
Power Conditioning
5-Pole Active
Smoothing Filter
SP +
Mux
Amp
SP -
Address Buffers
Device Control
V
CCA
V
SSA
V
SSD
V
CCD
A0 A1 A2 A3 A4 A5 A6 A7 A8
A9
PD
OVF
P/R
CE
EOM
AUX IN
-3-
Publication Release Date: May 2003
Revision 1.0
ISD2560/75/90/120
4. TABLE OF CONTENTS
1. GENERAL DESCRIPTION.................................................................................................................. 2
2. FEATURES ......................................................................................................................................... 2
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With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
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is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
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1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
MCU
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