cx28250 Mindspeed Technologies, cx28250 Datasheet - Page 185

• Manufacturer Part Number: cx28250
• Description: Cx28250 Atm Physical Interface Phy Devices
• Manufacturer: Mindspeed Technologies

CX28250
ATM Physical Interface (PHY) Devices
5.1.6 Data Link Timing
Figure 5-11. Data Link Receive Timing Diagram
Table 5-10. Data Link Receive Timing Table
28250-DSH-002-C
Data Link Indicator
Data Link Rx Data
Data Link Rx Clock
Symbol
t
t
t
t
setup
t
t
pwh
pd1
pd2
pwl
per
(B4)
(A4)
(C4)
t pd1
t setup
Time for clock output high (average)
Time for clock output low
Propagation delay: Rising edge of sync to next falling
edge of clock
Propagation delay: Falling edge of sync to next falling
edge of clock
Setup time: clock to data valid
Period
D1,b7
t pwl
D1,b6 D1,b5
Figure 5-11
characteristics for the Data Link.
timing requirements and characteristics for the Data Link.
Description
Mindspeed Technologies
and
D3,b2
Table 5-10
D3,b1
t pwh
D3,b0
show the receive timing requirements and
t per
D4,b7 D4,b6 D4,b5
Figure 5-12
Min
t pd2
—
—
—
—
—
—
5.0 Electrical and Mechanical Specifications
™
and
125,000
Typical
1030
825
852
50
50
Table 5-11
D12,b2 D12,b1 D12,b0 D1,b7
5.1 Timing Specifications
Max
show the transmit
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
500035 _037a
5-19