AMBE-1000 Digital Voice Systems, Inc., AMBE-1000 Datasheet - Page 71

• Manufacturer Part Number: AMBE-1000
• Manufacturer: Digital Voice Systems, Inc.

8.1.3
Selection for
TLC32046 *
FSR, FSX, RX_STRB, TX_STRB
The AMBE-1000 is not recommended for new designs.
Please refer to the AMBE-2000/2020 product line.
TX_O_CLK, RX_I_CLK
A: Inverted SHIFT CLK
TI TLC32046
Reference : Texas Instruments Data Acquisition Circuits Data Book, 1995, pages 7-3
through 7-57.
The TI TLC32046 is a 14-bit linear device (2 LSB’s of 16-bit transfer are zeroed). Figure
8-E shows the recommended circuit connections for the AMBE-1000™ and the
TLC32046. The AMBE-1000™ Vocoder Chip C_SEL[2-0] pins must be set according to
Table 5-A.
Figure 8-E Digital Interfacing to the TI TLC32046
* see Table 5-A.
Figure 8-F Timing Diagram for TI TLC32046 Interface
C_SEL2 (pin 90)
C_SEL1 (pin 89)
C_SEL0 (pin 88)
TX_DO, DX
SHIFT CLK
MSTR CLK
RX_DI
The AMBE-1000 is not recommended for new designs.
AMBE-1000
DR
Please refer to the AMBE-2000/2020 product line.
TX_O_CLK (pin 80)
RX_I_CLK (pin 81)
RX_STRB (pin 82)
TX_STRB (pin 79)
TX_DO (pin 78)
RX_DI (pin 84)
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B15
page 71
B15
B15
Q
Q
Q
Q
B15
D
D
A
B14
B14
B14
FSX
DX
FSR
DR
SHIFT CLK
MSTR CLK
Master
Clock
B13
B13
B13
TLC32046
WORD-BYTE
B12
B12
CONTROL
B12
Vcc+ : 5V
Vcc- : -5V