AMBE-1000 Digital Voice Systems, Inc., AMBE-1000 Datasheet - Page 51

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

5.4 Low Level A/D–D/A Timing
5.4.1 Low Level Timing for A/D-D/A in Active Mode
The AMBE-1000 is not recommended for new designs.
RX_STRB
TX_O_CLK
TX_DO **
RX_I_CLK
TX_STRB
RX_DI **
Please refer to the AMBE-2000/2020 product line.
Reference
TX_OBE
RX_IBF
t18
t19
t20
t21
t22
t23
t24
t25
Figure 5-A Low Level Timing for A/D-D/A in Active Mode
Table 5-C Low Level Timing Parameters for A/D-D/A in Active Mode
Parameter
RX_STRB or TX_STRB hold (high to
invalid [high impedance])
RX_STRB or TX_STRB Delay (high to
invalid [high impedance])
RX_DI Setup (valid to high)
RX_DI hold (high to invalid [high
impedance])
RX_IBF or TX_OBE Delay (high to high)
Enable TX_DO Delay (low to active)
TX_DO Delay (high to valid)
TX_DO Hold (high to invalid [high
impedance] )
* RX_STRB goes high at the end of bit 9 of 15:0
* TX_STRB goes high at the end of bit 9 of 15:0
** When input is 8 bit uLaw or ALaw, data will be from B7 to B0.
** When output is 8 bit uLaw or ALaw, data will be from B7 to B0.
The AMBE-1000 is not recommended for new designs.
Please refer to the AMBE-2000/2020 product line.
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t19
t18
t18
t19
t23
t24
page 51
t20
B15
B15
t25
t22
t21
*
*
Min
5
5
4
5
5 Volts
Max
35
35
35
35
Min
5
4
5
5
3 Volts
Max
40
40
40
40
B0
B0
t22
Units
ns
ns
ns
ns
ns
ns
ns
ns