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PDF ISD4002 Data sheet ( Hoja de datos )
| Número de pieza | ISD4002 | |
| Descripción | VOICE RECORD/PLAYBACK DEVICES | |
| Fabricantes | Nuvoton Technology | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de ISD4002 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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ISD4002 SERIES
ISD4002 SERIES
SINGLE-CHIP, MULTIPLE-MESSAGES
VOICE RECORD/PLAYBACK DEVICES
120-, 150-, 180-, AND 240-SECOND DURATION
Publication Release Date: March, 2017
- 1 - Revision 1.42
1 page  
ISD4002 SERIES
3. BLOCK DIAGRAM
XCLK
ANA IN-
ANA IN+
Internal Clock
Timing
Amp
5-Pole Active
Antialiasing Filter
Sampling Clock
Analog Transceivers
960K Cell
Nonvolatile
Multilevel Storage
Array
Power Conditioning
Device Control
5-Pole Active
Smoothing Filter
AutoMuteTM
Feature
Amp
AUDOUT
VCCA VSSA VSSA VSSA VSSD VCCD
SCLK SS MOSI MISO INT RAC
AM CAP
Publication Release Date: March, 2017
- 5 - Revision 1.42
5 Page 
ISD4002 SERIES
Signal
32m Vp-p
0.1 F
0.1 F
Single-Ended Input Mode
ANA IN+
ANA IN-
Internal to the device
53K
3K
-
+
3K
53K
1.2V
To Filter
Input Signal
Input Signal
16m Vp-p
16m Vp-p
180°
0.1 F
0.1 F
Differential Input Mode
ANA IN+
ANA IN-
Internal to the device
53K
3K
-
+
3K
53K
1.2V
To Filter
FIGURE 1: ISD4002 SERIES ANA IN MODES
TRAC
(200 ms)
RAC
25 ms
TRACL
FIGURE 2: RAC TIMING WAVEFORM DURING NORMAL OPERATION
(example of 8KHz sampling rate)
- 11 -
Publication Release Date: March, 2017
Revision 1.42
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet ISD4002.PDF ] | |
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