Publication Release Date: Nov 6, 2008 - 18 - Revision 1.31 Example #3: Connecting the SPI Interface to" />
參數(shù)資料
型號: ISD1740SYR
廠商: Nuvoton Technology Corporation of America
文件頁數(shù): 10/24頁
文件大?。?/td> 0K
描述: IC VOICE REC/PLAY 40SEC 28-SOIC
標(biāo)準(zhǔn)包裝: 1,000
系列: ISD1700, ChipCorder®
接口: SPI
持續(xù)時間: 40 秒
安裝類型: 表面貼裝
封裝/外殼: 28-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 28-SOIC
配用: ISD-COB1790-ND - BOARD DEMO FOR ISD1790
ISD-COB1760-ND - BOARD DEMO FOR ISD1760
ISD-COB1750-ND - BOARD DEMO FOR ISD1750
ISD-COB1740-ND - BOARD DEMO FOR ISD1740
ISD-COB1730-ND - BOARD DEMO FOR ISD1730
ISD-COB17240-ND - BOARD DEMO FOR ISD17240
ISD-COB17210-ND - BOARD DEMO FOR ISD17210
ISD-COB17150-ND - BOARD DEMO FOR ISD17150
ISD-ES17XX_USB_PB-ND - BOARD DEMO FOR ISD1700 SERIES
PRELIMINARY ISD1700 SERIES
Publication Release Date: Nov 6, 2008
- 18 -
Revision 1.31
Example #3: Connecting the SPI Interface to a microcontroller
ISD1700
R
OSC
ERASE
PLAY
REC
AGC
AnaIn
MIC -
MIC+
MISO
MOSI
SCLK
SS
FWD
VOL
24
23
25
26
19
10
11
20
18
22
9
7
6
5
4
*** At 8kHz sampling freq, Rosc = 80 K
Rosc ***
4.7 F
μ
FT
0.1 F
μ
To uC
SPI
: Digital ground;
: Analog ground;
: Ground for SP+;
: Ground for SP-
Vcc
Gnd
V
CCA
SP+
AUD/AUX
V
SSD
V
CCD
V
CCA
0.1 F
μ
LED
1 K
Ω
V
CCD
*
D1
2
1
28
17
V
CCA
V
CCD
V
CCP
V
SSA
V
CCP
V
SSP1
SP-
V
SSP2
V
CCP
0.1 F
μ
0.1 F
μ
*
21
8
14
16
12
0.1 F
μ
*
INT/RDY
27
**
15
13
Speaker
or Buzzer
V
CCD
Optional
Ω
100 K
vAlert
Optional: based upon the applications
390
Ω
0.1 F
μ
V
CC
8050C
Speaker
AUX
AUD
3
RESET
0.1 F
μ
Reset
10.1
20
GOOD AUDIO DESIGN PRACTICES
y decoupling. See recommendations from below links or other
pplication Notes in our websites.
AN-CC1002 Design Considerations for ISD1700 Family.pdf
G
http://www.Nuvoton-usa.com/products/isd_products/chipcorder/applicationinfo/apin11.pdf
To ensure the highest quality of voice reproduction, it is important to follow good audio design
practices in layout and power suppl
A
Design Considerations for ISD1700 Family
ood Audio Design Practices
S
http://www.Nuvoton-usa.com/products/isd_products/chipcorder/applicationinfo/apin12.pdf
ingle-Chip Board Layout Diagrams
相關(guān)PDF資料
PDF描述
VE-23Z-IV-F3 CONVERTER MOD DC/DC 2V 60W
VE-23Z-IV-F2 CONVERTER MOD DC/DC 2V 60W
ISD1740EYR IC VOICE REC/PLAY 40SEC 28-TSOP
VE-21J-CV-S CONVERTER MOD DC/DC 36V 150W
VI-2TM-CV-S CONVERTER MOD DC/DC 10V 150W
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