lxt351 Intel Corporation, lxt351 Datasheet - Page 39

• Manufacturer Part Number: lxt351
• Description: T1/e1 Short Haul Transceiver With Crystal-less Jitter Attenuation
• Manufacturer: Intel Corporation

Datasheet
ALE pulse width
Address valid to ALE falling edge
ALE falling edge to address hold time
ALE falling edge to RD falling edge
ALE falling edge to WR falling edge
CS falling edge to RD falling edge
CS falling edge to WR falling edge
RD Low pulse width
RD falling edge to data valid
Data hold time after RD rising edge
RD rising edge to ALE rising edge
RD rising edge to address valid
CS Low hold time after RD rising edge
WR Low pulse width
Data setup time before WR rising edge
Data hold time after WR rising edge
WR rising edge to ALE rising edge
CS Low hold time after WR rising edge
Table 30. 20 MHz Intel Bus Parallel I/O Timing Characteristics (See Figure 16)
Parameter
T1/E1 Short Haul Transceiver with Crystal-less Jitter Attenuation — LXT351
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
Sym
WLWH
WHCH
DVWH
WHDX
WHLH
CLWL
RHDX
RHAV
RHCH
LLWL
CLRL
RLRH
RLDV
RHLH
AVLL
LLAX
LHLL
LLRL
Min
35
10
10
10
10
10
10
95
10
15
35
95
40
30
15
15
5
0
Max
55
35
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Test Conditions
39