PCN/PCS Delta Modulation CODEC
7
MX609
5 Application
5.1
CODEC Integration
MX609 PARAMETERS
MEASURED HERE
REGULATED
POWER SUPPLY
MX609 PARAMETERS
MEASURED HERE
INPUT
ANALOG
INPUT
INTERFACE
(BALUN &
BUFFER)
MX609
ENCODER
MX609
DECODER
ANALOG
OUTPUT
INTERFACE
(BALUN &
BUFFER)
OUTPUT
DATA
CLOCKS
CLOCK MODE
16/32/64 KB/S
DATA
CLOCKS
1.024MHz
1.024MHz
SYNCHRONOUS CLOCK
AND DATA SYSTEM
Figure 3: System Configuration using the MX609
5.2
CODEC Performance
Output
Gain
0
-10
-20
dB
-30
-40
-50
0
1
2
3
4
Input
Xtal
V
DD
Data
Level = -20dB
= 1.024MHz
= 5V
Clocks = 32kb/s
5
6
7
8
Frequency (kHz)
Figure 4: Typical CODEC Frequency Response
1998
MX-COM, Inc.
www.mxcom.com Tel: 800 638 5577 336 744 5050 Fax: 336 744 5054
Doc. # 204800069.005
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA
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CMLMICRO [ CML MICROCIRCUITS ]
