PCK942C_1 © Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Product data sheet Rev. 01 — 15 February 2006 5 of 11
Philips Semiconductors
PCK942C
Low voltage 1 : 18 clock distribution chip
9. Dynamic characteristics
[1] Tested using standard input levels, production tested @ 133 MHz.
[2] Across temperature and voltage ranges, includes output skew.
[3] For a specific temperature and voltage, includes output skew.
[1] Tested using standard input levels, production tested @ 133 MHz.
[2] Across temperature and voltage ranges, includes output skew.
[3] For a specific temperature and voltage, includes output skew.
Table 7: Dynamic characteristics (2.5 V)
T
amb
=0
°
Cto70
°
C; V
CC
= 2.5 V
±
5%
Symbol Parameter Conditions Min Typ Max Unit
f
oper(max)
maximum operating
frequency
- - 200 MHz
t
PLH
LOW-to-HIGH propagation
delay
1.5 - 2.8 ns
t
sk(o)
output skew time output-to-output - - 200 ps
t
sk(pr)
process skew time part-to-part
[1] [2]
- - 1.3 ns
part-to-part
[1] [3]
- - 600 ps
δ
o
output duty cycle 45 - 55 %
t
r
rise time output 0.2 - 1.0 ns
t
f
fall time output 0.2 - 1.0 ns
Table 8: Dynamic characteristics (3.3 V)
T
amb
=0
°
Cto70
°
C; V
CC
= 3.3 V
±
5%
Symbol Parameter Conditions Min Typ Max Unit
f
oper(max)
maximum operating
frequency
- - 250 MHz
t
PLH
LOW-to-HIGH propagation
delay
1.3 - 2.3 ns
t
sk(o)
output skew time output-to-output - - 200 ps
t
sk(pr)
process skew time part-to-part
[1] [2]
- - 1.0 ns
part-to-part
[1] [3]
- - 500 ps
δ
o
output duty cycle 45 - 55 %
t
r
rise time output 0.2 - 1.0 ns
t
f
fall time output 0.2 - 1.0 ns
