Single-Chip Voice Record/Playback Devices
10- and 12-Second Durations
storage. This unique, single-chip solution is made
possible through ISD’s patented multilevel storage
technology. Voice and audio signals are stored
directly into memory in their natural form, provid-
ing high-quality, solid-state voice reproduction.
FEATURES
•Easy-to-use single-chip voice record/playback
solution
•High-quality, natural voice/audio reproduction
•Push-button interface
•Playback can be edge- or level-activated
•Single-chip durations of 10 and 12 seconds
•Automatic power-down mode
•Enters standby mode immediately following a
record or playback cycle
•Standby current 0.5 µA (typical)
•Zero-power message storage
•Eliminates battery backup circuits
•Fully addressable to handle multiple messages
•100-year message retention (typical)
•On-chip clock source
•No programmer or development system needed
•Single +5 volt power supply
•100,000 record cycles (typical)
•Available in die form, PDIP and SOIC
packaging
ISD1200 Series
Product
Brief
XCLK
ANA IN
A2A1A0 A3 A4 A5 A6 A7
VCCA VSSA VSSD VCCD
Power Conditioning Address Buffers
REC PLAYE PLAYL RECLED
Device Control
SP+
SP–
Amp
Timing
Internal Clock
64K Cell
Nonvolatile
Multilevel
Storage Array
Analog Transceivers
Decoders
Sampling Clock
5-Pole Active
Antialiasing Filter
Automatic
Gain Control
(AGC)
Amp
MIC
MIC REF
AGC
ANA OUT
Pre
Amp
5-Pole Active
Smoothing Filter
ISD1200 SERIES BLOCK DIAGRAM
ISD1200 SERIES CAN BE USED IN VARIOUS APPLICATIONS:
• Toys • Greeting cards
• Portable recorders • Warning signs
• Promotional items • Novelties
The ISD1200 ChipCorder®Series provides high-
quality, single-chip record/playback solutions to 10-
and 12-second messaging applications. The CMOS
devices include an on-chip oscillator, microphone
preamplifier, automatic gain control, antialiasing
filter, smoothing filter and speaker amplifier. A
minimum record/playback subsystem can be
configured with a microphone, a speaker,
several passives, two push-buttons and a
power source.
Recordings are stored in on-chip nonvolatile
memory cells, providing zero-power message
ISD1200
Single-Chip Voice Record/Playback Devices
10- and 12-Second Durations
ISD1200 SERIES APPLICATION EXAMPLE
To Order Products or More Information:
ADDRESS PHONE
2727 N. First Street 1-800-677-0769 (US Only)
San Jose, CA 95134 408-943-6666
408-544-1786 (Fax)
WEBSITE e-mail
www.isd.com info@isd.com
ISD and ChipCorder are
registered trademarks of ISD.
Printed in the U.S.A. ISD1200BP1-699
PLAYL
PLAYE
D1
REC
LED
C7
0.001µF
S1
S2
S3
C2
0.1µF
C3
0.1µF
C4
0.1µF
C5
0.1µF
C1
220µF
C6
4.7µF
REC
R9
1 KΩ
R5
470 KΩ
R6
100 KΩ
R2
5.1 KΩ
16Ω
SPEAKER
ELECTRET
MICROPHONE
R3
10 KΩ
R4
10 KΩ
R1
1 KΩ
23
28
16
12
13
14
15
20
21
18
17
19
24
27
25
26
R7
100 KΩ
R8
100 KΩ
PLAYL
PLAYE
REC
VCCD
VCC
VCCA
VSSD
VSSA
SP+
SP–
ANA IN
ISD1200
ANA OUT
MIC REF
MIC
AGC
RECLED
XCLK
1
2
3
4
5
6
9
10
A0
A1
A2
A3
A4
A5
A6
A7
ISD1210 (10 Seconds) ISD1212 (12 Seconds)
PDIP SOIC DIE PDIP SOIC DIE
Commercial Die
(0° to +50°) • •
Commercial Packaged
(0° to +70°) • • • •
ISD1200 SERIES PACKAGE AND TEMPERATURE AVAILABILITY
ISD120 0-E E
ORDERING THE ISD1200 PRODUCTS
Product Series
ISD1200 Series
Special Temperature Field
Blank = Commercial Die
(0°C to +50°C)
or Commercial Packaged
(0°C to +70°C)
Package Type
P = 28 Lead 0.600-inch PDIP
S = 28 Lead 0.300-inch SOIC
X = Die
Duration
10 = 10 second
12 = 12 second
