Rainbow Electronics DS26519 - Manual (Page 301)

DS26519 16-Port T1/E1/J1 Transceiver
301 of 310
13.3 System Clock AC Characteristics
Table 13-6. System Clock AC Characteristics
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
1.544
REF_CLK Frequency
2.048
MHz
REF_CLK Duty Cycle 40 60 %
1.544
Gapped Clock Frequency (Note 1)
2.048
MHz
Gapped Clock Duty Cycle 40 60 %
Note 1: The gapped clock is output on the RCHCLKn pin when RESCR .6=1.