AMBE-2000 Digital Voice Systems, Inc., AMBE-2000 Datasheet - Page 58

• Manufacturer Part Number: AMBE-2000
• Description: 2.0 - 9.6 KBPS Single ic For Toll-quality, Low Data Rate, Real Time Speech Compression
• Manufacturer: Digital Voice Systems, Inc.

J1
Handset
10uF
2
3
1
4
C4
2
3
1
4
R4
220
+
C10
0.2uF
R9
4.7K
1
R7
5.6K
3.3VA
C1
47nF
4
11
+
-
R6
10K
3.3VA
+
U1A
3
2
C14
10uF
C6
1nF
20K
AMBE-2000™ and AMBE-2020™ Vocoder Chip Interface Applications Note
R1
R5
220K
U1B
6
5
3.3VA
R2
2.1K
-
+
10K
7
R3
887
100nF
R8
10K
R10
C7
3.3VA
CODEC_TX/RX_STRB
CODEC_TX/RX_CLK
Page 58 of 64
+
Figure 2
Analog In
CODEC_TX_DATA
CODEC_RX_DATA
C13
10uF
2
3.3 V
2.2uF
1
1
C2
C3
4.7uF
1
C5
4.7uF
2
2
1
Title
Size
Date:
2
B
10
11
12
1
2
3
4
5
6
7
8
9
PCM3500
PCM3500
Document Number
1
U2
Vcom
Vref1
Vref2
Vin
AGND
M/S
TSC
BCK
FS
DIN
DOUT
FSO
Monday, February 03, 2003
/PDWN
SCKIO
DGND
AGND
AGND
HPFD
Loop
Vout
Vcc
Vdd
XT0
XTI
0.1uF
24
23
22
21
20
19
18
17
16
15
14
13
C11
1
2
3.3 V
3.3 V
3.3 V
1
2
Analog Out
C12
4.7uF
Sheet
Jan 03
1
2
1
C8
Y1
22pf
1
4.096 MHz
2
of
1
2
1
C9
22pf
Rev
1