BT8375 CONEXANT [Conexant Systems, Inc], BT8375 Datasheet - Page 288

• Manufacturer Part Number: BT8375
• Description: single chip transceivers for T1/E1 and Integrated Service Digital Network (ISDN) primary rate interfaces
• Manufacturer: CONEXANT [Conexant Systems, Inc]

5.0 Electrical/Mechanical Specifications
5.5 MPU Interface Timing
Figure 5-11. Motorola Synchronous Write Cycle
Table 5-14. Motorola Synchronous Write Cycle
5-14
Symbol
10
11
12
1
2
3
4
5
6
7
8
9
DTACK*
AD[7:0]
MCLK
A[8:0]
R/W*
CS*
AS*
DS*
AS* high pulse width
A[8:0] Address setup to AS* low
A[8:0] Address hold after AS* low
AS* and CS* low to DTACK* low
AS* or CS* high to DTACK* high
CS* and R/W* low to DS* low
AD[7:0] setup to DS* low
AD[7:0] hold after DS* low
DS* setup to MCLK high
DS* hold after MCLK high
DS* sampled low to data latch (internal)
DS* sampled low to AS* high
Address
1
Write Data
2
Parameter
3
7
4
8
6
9
Conexant
10
12
11
Fully Integrated T1/E1 Framer and Line Interface
1/2 MCLK + 15
Minimum
15
10
10
15
10
—
5
0
0
0
5
5
1 / MCLK + 15
Maximum
—
—
—
15
10
—
—
—
—
—
—
Bt8370/8375/8376
N8370DSE
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns