isd5100 Winbond Electronics Corp America, isd5100 Datasheet - Page 74

• Manufacturer Part Number: isd5100
• Description: Single-chip 1 To 16 Minutes Duration Voice Record/playback Devices With Digital Storage Capability
• Manufacturer: Winbond Electronics Corp America

11. TYPICAL APPLICATION CIRCUIT
1.5k *
220
μ
Address Setting
I
The following typical application example on ISD5100 series is for references only. They make no
representation or warranty that such applications shall be suitable for the use specified. It’s
customer’s obligation to verify the design in its own system for the functionalities, voice quality,
current consumption, and etc.
In addition, the below notes apply to the following application examples:
It is important to have a separate path for each ground and power back to the related terminals to
minimize the noise. Besides, the power supplies should be decoupled as close to the device as
possible.
Also, it is crucial to follow good audio design practices in layout and power supply decoupling. See
recommendations in Application Notes from our websites.
Example #1: Recording via microphone
F*
2
Ω
μ
C Interface &
V
* The suggested values are for references only. Depending on system requirements, they can
C I/O
CC
To C
microphone
be adjusted for functionalities and better performance.
1.5k *
Electret
1.5k *
μ
Ω
Ω
0.1 F*
0.1 F*
4.7 F*
μ
μ
μ
10
13
18
19
26
1
2
3
4
8
SCL
SDA
A1
A0
XCLK
MIC+
MIC-
ACAP
ANA IN
AUX IN
SOIC / PDIP
5100
- 74 -
ANA OUT+
ANA OUT-
AUX OUT
V
V
V
RAC
V
V
V
V
V
SP+
SP-
INT
CCD
CCD
CCA
SSD
SSD
SSA
SSA
SSA
27
28
17
15
23
24
25
11
12
20
16
14
5
6
9
ISD5100 SERIES
To C I/O for message
management (optional)
0.1 F
μ
0.1 F
μ
V
μ
CC