cx28394 Conexant Systems, Inc., cx28394 Datasheet - Page 256
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cx28394
Manufacturer Part Number
cx28394
Description
Quad/x16/octal-t1/e1/j1 Framers
Manufacturer
Conexant Systems, Inc.
Datasheet
1.CX28394.pdf
(305 pages)
- Current page: 256 of 305
- Download datasheet (3Mb)
4.0 Electrical/Mechanical Specifications
4.5 MPU Interface Timing
Figure 4-5. Motorola Asynchronous Read Cycle
Table 4-8. Motorola Asynchronous Read Cycle
4-8
Symbol
1
2
3
4
5
AD[7:0]
A[8:0]
MOTO* = 0, SYNCMD = 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
CS* low and R/W* high, and DS* low to AD[7:0]
valid
CS* high and DS* high, and R/W* low to AD[7:0]
invalid/three-state
4.5 MPU Interface Timing
Address
1
2
Parameter
3
Conexant
4
Read Data
Minimum
15
10
—
5
5
5
Quad/x16/Octal—T1/E1/J1 Framers
CX28394/28395/28398
Maximum
—
—
—
80
20
Units
100054E
ns
ns
ns
ns
ns
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