PXB4219 Datasheet, PDF (263/290 Pages) Infineon Technologies AG – IWE8 Interworking Element for 8 E1/T1 Lines

PXB4219 / PXB4220 / PXB4221
Electrical Characteristics
MPADR
MPCS
MPRD
MPRDY
MPDAT
Figure 69
1
2
12
3
4
10
5
Intel Mode Read Cycle Timing Diagram
9
8
6
13
11
7
Table 49 Intel Mode Read Cycle AC Timing Characteristics
No. Parameter
Limit Values
Unit
Min
Typ
Max
1
Setup time MPADR before MPCS low 0
ns
2
Setup time MPCS before MPRD low 0
ns
3
Delay MPRDY low after MPRD low 2
20
ns
4
Pulse width MPRDY low
2 x T_clock
5
MPDAT valid before MPRDY high
10
23xT_clock ns
ns
6
MPRDY high to MPRD high
10
ns
7
Delay time MPDAT after MPRD high 3
ns
8
Hold time MPCS after MPRD high
5
ns
9
Hold time MPADR after MPRD high 5
ns
10 Delay MPRD low to MPDAT low
4
impedance
20
ns
11 Delay MPRD high to MPDAT high
5
impedance
20
ns
12 Delay MPCS low to MPRDY high
2
20
ns
13 Delay MPCS high to MPRDY high
2
impedance
20
ns
Data Sheet
263
2002-05-06