AMBE-2000 Digital Voice Systems, Inc., AMBE-2000 Datasheet - Page 48
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AMBE-2000
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.
Datasheet
1.AMBE-2000.pdf
(64 pages)
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8 Appendices
8.1
The following examples of A/D-D/A chips have been included to show connections necessary for interfacing to a
number of popular chips.
REFERENCE DATA
The AMBE-2000™ sends the following configuration sequence to the AD73311 when CODEC_SEL [1-0]=01b:
0x8113, // write 13 to CRB of AD73311, MCD=1 (DMCLK=MCLK/2),SCD=0(SCLK=DMCLK/8)
0x82f9, // write f9 to CRC of AD73311, 5VEN, REFOUT, all Power ON
0x8300, // write 0 to CRD of AD73311
0x8001 // write 1 to CRA of AD73311 (Enters Data Mode)
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U1
CODEC_RX_CLK
CODEC_RX_STRB
CODEC_RX_DATA
CODEC_TX_CLK
CODEC_TX_STRB
CODEC_TX_DATA
AMBE-2000
Example A/D-D/A Usage
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27
33
37
29
31
41
14
17
18
16
19
SCLK
SDOFS
SDIFS
SDO
SDI
U2
AD73311
AVDD1
AVDD2
DVDD
MCLK
SE
20
15
3
9
12
SERIAL PORT ENABLE (HIGH)
16.384 MHz
5 V
3.3 V
Page 48