EV6090 Datasheet, PDF (11/12 Pages) CML Microcircuits – ADVANCE INFORMATION

CVSD CODEC Evaluation Kit
11
EV6090 Evaluation Kit
J1
R42
100 Ω
37
20
C31
19
1 _U3
COMPUTER CONTROL SECTION
R12
R11
R29
R22
R13
R10
R17 _E12
R28
R6
RC1
AUDIO IN
ADJ
1K
R27
E10
S3
R16
100K
E6
L1
E8
E9
1000UF
C33
C15
.1UF R1
3.9
POWER CONDITIONING
1000UF
SECTION
C10
10UF
C13
.1UF
1000UF
C32
C12
E5
100 Ω
R43
P4
P1
E11
S3
HALT
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ENCOUT
DECIN
RC2
E13
.1UF
C5
C6
.1UF
R30
10K
10K R3 ^U2
10K
R4
C27
.1UF
C4
.1UF
C8
2200PF
10K R9
U4
.1UF C16
R33
E1
E2
ENCCLK
EV6090
DECCLK
GND
U1
CLKMODE1 CLKMODE2
E7 _OFF
OFF
16Kbit
OFF
ON
32Kbit
ON
OFF
64Kbit
MX6X9
ON
ON
EXTERNAL
.1UF C36
1UF C14
TP1
U6
1 23
CIRCUIT
SECTION
ALGORITHM
OFF
3bit
ON
4bit
LOCAL DIGITAL CONTROL SECTION
C25
.1UF
U5
C22
E3
1 23
0.1UF
E4
C28
AUDIO OUT/
VOL ADJ
100K
S2
1 ^C1 2 3 ^C3 4
S1
1 ^C1 2 3 ^C3 4
C24
R36
100K
100UF
J3
J4
R31
ON ^{C2 C4} ON ^{C2 C4}
C23
OUTPUT DRIVER SECTION
Figure 8: Evaluation Board Layout
5 Specifications
Characteristic
Signal
Connector
Min Typ Max Unit
Designator
Designator
s
Storage temperature
-20
70 °C
Operating temperature
10
35 °C
Analog ground
AGND
J2:4, J3:C1, J4:C1, 0
0
0
V
P2:2, P2:4, P3:3
Analog positive supply voltage V+ IN
P3:1
2.7
5.5 V
Analog negative supply
V- IN
P3:4
-5.5
0
V
voltage
DUT & Digital supply voltage VDD IN
P3:2
3.0
5.5 V
Microphone input jack type
MIC
J3:C1, C5
mono
or
stere
o
Speaker output jack type
SPEAKER J4:C1, C3, C5
stere
o
2001 MX-COM, Inc.
www.mxcom.com tel: [phone] 744 5050 fax: [phone]
Doc. # 20480218.003
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA All trademarks and service marks are held by their respective companies.