SC4000 Datasheet, PDF (46/52 Pages) NXP Semiconductors – Universal Timeslot Interchange

Philips Semiconductors
Universal Timeslot Interchange
Figure 15. REF_8K_[3:0] and SREF_8K input mode Timing
REF_8K_[3:0]
SREF_8K
t1
t2 t3
Table 15. REF_8K_[3:0] and SREF_8K Timing
Symbol
Parameter
t1
REF_8K_[3:0] or SREF_8K period
t2
REF_8K_[3:0] or SREF_8K high time
t3
REF_8K_[3:0] or SREF_8K low time
Note
1. Timing measured with 200 pF load on all SCbus outputs.
Preliminary specification
SC4000
Min
Typ
125
100
100
Max
Unit
µs
ns
ns
2000 Sep 07
46