bt8375kpf Conexant Systems, Inc., bt8375kpf Datasheet - Page 290

• Manufacturer Part Number: bt8375kpf
• Description: Single Chip Transceivers For T1/e1 And Integrated Service Digital Network Isdn Primary Rate Interfaces Systems
• Manufacturer: Conexant Systems, Inc.

5.0 Electrical/Mechanical Specifications
5.5 MPU Interface Timing
Figure 5-13. Intel Synchronous Write Cycle
Table 5-16. Intel Synchronous Write Timing
5-16
Symbol
1
2
3
4
5
6
7
8
AD[7:0]
MCLK
WR*
ALE
RD*
A[8]
CS*
ALE high pulse width
A[8], AD[7:0] Address setup to ALE low
A[8], AD[7:0] Address hold after ALE low
WR*,RD*,CS* setup to MCLK high (start WR cycle)
WR*,RD*,CS* hold after MCLK high
Start WR* cycle to AD[7:0] input data valid
AD[7:0] input data hold after Start WR cycle
Start WR cycle to next ALE high
Address
Address
1
2
Parameter
3
4
Conexant
5
6
Fully Integrated T1/E1 Framer and Line Interface
7
Write Data
1 / MCLK + 10
1 / MCLK + 9
Minimum
8
15
10
10
—
5
5
1/MCLK–10
Maximum
—
—
—
—
—
—
—
Bt8370/8375/8376
N8370DSE
Units
ns
ns
ns
ns
ns
ns
ns
ns