XC167CI_02 Datasheet, PDF (68/79 Pages) Infineon Technologies AG – 16-Bi t Single-Chip Microcontroller Preliminary

Preliminary
5.4
AC Characteristics
XC167
Derivatives
Timing Parameters
Table 17 CLKOUT Reference Signal
Parameter
Symbol
Limits
Unit
min. max.
CLKOUT cycle time
tc₅ CC
40/30/25¹⁾ ns
CLKOUT high time
tc₆ CC 8
–
ns
CLKOUT low time
tc₇ CC 6
–
ns
CLKOUT rise time
tc₈ CC –
4
ns
CLKOUT fall time
tc₉ CC –
4
ns
1) _{The CLKOUT cycle time is influenced by the PLL jitter (given values apply to fCPU = 25/33/40 MHz).}
For longer periods the relative deviation decreases (see PLL deviation formula).
CLKOUT
tc₇
tc₅
tc₆
Figure 19 CLKOUT Signal Timing
tc₉
tc₈
MCT04415
Data Sheet
64
V1.0, 2002-10