Siemens SAB 80515 Series User Manual page 263

AC Characteristics (cont'd)
Parameter
External Clock Drive
Oscillator period
High time
Low time
Rise time
Fall time
External Clock Cycle
Semiconductor Group
Symbol
1/t
CLCL
min.
50
t
CLCL
12
t
CHCX
12
t
CLCX
–
t
CLCH
t –
CHCL
*
263
Device Specifications
Limit Values
Variable clock
= 3.5 MHz to 20 MHz
max.
285
– t
t
CLCL CLCX
– t
t
CLCL CHCX
12
12
Unit
ns
ns
ns
ns
ns