ISD14B20 WINBOND [Winbond], ISD14B20 Datasheet - Page 20

• Manufacturer Part Number: ISD14B20
• Description: SINGLE-CHIP, MULTIPLE-MESSAGE VOICE RECORD/PLAYBACK DEVICE 10.6- TO 32-SECONDS DURATION
• Manufacturer: WINBOND [Winbond]

Example #2: Fixed Message Configuration Operations under direct trigger mode (
Good Audio Design Practices
Winbond’s ChipCorder are very high-quality single-chip voice recording and playback devices. To
ensure the highest quality voice reproduction, it is important that good audio design practices on
layout and power supply decoupling are followed. See Application Information links below for details.
Good Audio Design Practices
http://www.winbond-usa.com/products/isd_products/chipcorder/applicationinfo/apin11.pdf
Single-Chip Board Layout Diagrams
http://www.winbond-usa.com/products/isd_products/chipcorder/applicationinfo/apin12.pdf
It is strongly recommended that before any design or layout project starts, the designer should contact
Winbond Sales Rep for the most update technical information and layout advice.
4.7 k Ω∗
V
CC
4.7 k
4.7 kΩ∗
Ω∗
V
CC
4.7 F*
0.1 F*
0.1 F*
μ
μ
μ
4.7 F*
Rosc*
μ
Mic+_AnaIn
R/P
M1
M2
M3
M4
M5
M6
M7
M8
FT
Mic-
AGC
Rosc
ISD14B20
- 20 -
MODE
FMC1
FMC2
FMC3
V
V
V
V
V
V
V
LED
SP+
CCD
SSP1
SP-
CCA
CCP
SSP2
SSD
SSA
0.1 F
μ
1 k Ω
Publication Release Date: October 9, 2007
V
0.1 F
0.1 F
10 F*
CCA
μ
μ
μ
Speaker
D1
V
CCD
0.1 F
μ
10 F*
V
10 F*
10 F
CCP
μ
μ
μ
V
V
V
CCA
CCD
CCP
MODE
Vcc
ISD14B20
)
Revision 0
Gnd