I5216 SERIES
Advanced Information
PRELIMINARY
HANDSET APPLICATION
To Microcontroller
I2C interface and
Vcc
Address setting
.1µF
.1µF
1
2
3
4
5
6
7
8
9
28
27
26
25
24
23
VCCD
SCL
A1
VCCD
13.824 MHz
MCLK
Vcc
Vcc
4.7KΩ
4.7KΩ
INT
SDA
A0
RAC
SDIO
SDI
1.5kΩ
PCM OUT
PCM IN
VSSD
VSSD
VSSA
MIC+
MIC-
MICBS
ACAP
SP
22
21
20
19
.1µF
.1µF
VSSA
ISD521
8 KHz
WS
SCK
2.048 MHz
Electret Microphone
WM-54B Panasonic
NC
10
11
12
13
14
AUX OUT
AUX IN
VCCA
18
17
16
15
TO RINGER
AUXILIARY INPUT
.1µF
1.5kΩ
VSSA
SP+
.1µF
PDIP
RECEIVE
Publication Release Date: November 30, 2001
Revision A1
-12