ISD-COB1750 Nuvoton Technology Corporation of America, ISD-COB1750 Datasheet - Page 8
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ISD-COB1750
Manufacturer Part Number
ISD-COB1750
Description
BOARD DEMO FOR ISD1750
Manufacturer
Nuvoton Technology Corporation of America
Series
ChipCorder®r
Specifications of ISD-COB1750
Main Purpose
Audio, Voice Record/Playback
Embedded
No
Utilized Ic / Part
ISD1750
Primary Attributes
ASIC, 33 ~ 100 Sec., 4 ~ 12kHz, Class D Amp
Secondary Attributes
2.4 ~ 5.5 V, 100k Record Cycles
Lead Free Status / RoHS Status
Lead free by exemption / Not applicable
6 MODES OF OPERATIONS
The ISD1700 Series can operate in either Standalone (Push-Button) or microcontroller (SPI) mode.
For technical details, please refer to the design guide.
7 TIMING DIAGRAMS
Figure 12.1: Record Operation with No Sound Effect
7.1 B
6.1
6.2
One can utilize the
desired operation. As completed, the device automatically enters into the power-down state.
In SPI mode, control of the device is achieved through the 4-wire serial interface via SPI
commands.
The following estimated timing diagrams are not in proper scale.
S
SPI M
ASIC
TANDALONE
Mic+/-,
AnaIn
REC
RDY
LED
O
ODE
PERATION
T
r
(P
USH
T
T
Deb
Sc1
REC
-B
T
UTTON
RU
,
PLAY
) M
,
ODE
FT
,
FWD
- 8 -
,
ERASE
ISD1700 DATASHEET
,
VOL
Publication Release Date:Feb 4, 2010
or
T
ER
RESET
T
f
T
RD
control to initiate a
T
Set1
Revision 2.0