ISD1740PYI Nuvoton Technology Corporation of America, ISD1740PYI Datasheet - Page 8

• Manufacturer Part Number: ISD1740PYI
• Description: IC VOICE REC/PLAY 40-SEC 28-DIP
• Manufacturer: Nuvoton Technology Corporation of America
• Series: ISD1700, ChipCorder®r

Specifications of ISD1740PYI

• Interface: SPI
• Duration: 40 Sec
• Mounting Type: Through Hole
• Package / Case: 28-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: ISD-COB1790 - BOARD DEMO FOR ISD1790ISD-COB1760 - BOARD DEMO FOR ISD1760ISD-COB1750 - BOARD DEMO FOR ISD1750ISD-COB1740 - BOARD DEMO FOR ISD1740ISD-COB1730 - BOARD DEMO FOR ISD1730ISD-COB17240 - BOARD DEMO FOR ISD17240ISD-COB17210 - BOARD DEMO FOR ISD17210ISD-COB17150 - BOARD DEMO FOR ISD17150ISD-ES17XX_USB_PB - BOARD DEMO FOR ISD1700 SERIES
• Filter Pass Band: -
• Lead Free Status / RoHS Status: Supplier Unconfirmed, Lead free / RoHS Compliant

6
The ISD1700 Series can operate in either Standalone (Push-Button) or microcontroller (SPI) mode.
For technical details, please refer to the design guide.
7
Figure 12.1: Record Operation with No Sound Effect
7.1
6.1
6.2
5
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.
6
The following estimated timing diagrams are not in proper scale.
MODES OF OPERATIONS
TIMING DIAGRAMS
1 5
B
1 3
1 4
S
SPI M
ASIC
TANDALONE
Mic+/-,
AnaIn
REC
RDY
LED
O
ODE
PERATION
T
r
(P
USH
T
T
Deb
Sc1
REC
-B
T
RU
UTTON
,
PLAY
) M
,
ODE
PRELIMINARY ISD1700 SERIES
FT
,
FWD
- 8 -
,
ERASE
,
VOL
Publication Release Date: Nov 6, 2008
or
T
ER
RESET
T
f
T
RD
control to initiate a
T
Set1
Revision 1.31