MX812J 查看數據表（PDF） - MX-COM Inc
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MX812J Datasheet PDF : 13 Pages
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VSR CODEC with DRAM CONTROL
4
Application Information
MX812 PRELIMINARY INFORMATION
C5
C2
C4
VDD
CAS
1
VDD
28
WE
2
27
DGND
D
3
26
RAS
XTAL
4
25
A10/R2
IRQ
5
A9
24
SERIAL CLOCK
6
23
A8
COMMAND DATA
CS
7 MX812J 22
8
21
A7
A6
REPLY DATA
9
20
A5
VBIAS
10
C1
AUDIO OUT
11
19
A4
18
A3
EBIAS
12
17
A2
AUDIO IN
13
C3
14
VSS
A1
16
A0
15
D
WE
CAS
DGND
RAS
A10/R2
D
R
A9
A
A8
M
A7
A6
A5
A4
A3
A2
A1
A0
Component
Value
C1
Dependent upon the input
impedance of the driven stage
C2
1.0µF
C3
0.1µF
C4
1.0µF non-electrolytic
Tolerance: Capacitors = -50/+100%
Figure 2 - Recommended External Components
+ 5.0V
VDD
XTAL
XTAL/CLOCK
STORE
Cellular
Audio PLAY
Processor
eg. MX8n6
VSS
VBIAS
VCC
XTAL
AUDIO IN
AUDIO OUT
MX812
E BIAS
VBIAS VSS
Figure 3 - Interfacing to an Audio Processor
© 1997 MX•COM Inc.
www.mxcom.com Tele: 800 638-5577 910 744-5050 Fax: 910 744-5054
Doc. # 20480076.003
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA All trademarks and service marks are held by their respective companies.
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