ZL30101 Data Sheet
32
Zarlink Semiconductor Inc.
* Supply voltage and operating temperature are as per Recommended Operating Conditions.
7.2 Performance Characteristics
* Supply voltage and operating temperature are as per Recommended Operating Conditions.
AC Electrical Characteristics* - OSCi 20 MHz Master Clock Input
Characteristics Sym. Min. Max. Units Notes
1 Oscillator tolerance -4.6 4.6 ppm
2 Duty cycle 40 60 %
3 Rise time 10 ns
4 Fall time 10 ns
Performance Characteristics* - Functional
Characteristics Min. Max. Units Notes
1 Holdover accuracy 0.01 ppm
2 Holdover stability 0 ppm Determined by stability of the
20 MHz master clock oscillator
3 Freerun accuracy 0 ppm Determined by accuracy of the
20 MHz master clock oscillator
4 Capture range -12 +12 ppm The 20 MHz master clock oscillator set
at 0 ppm
5 Reference Out of Range
Threshold (including hysteresis)
-9.2
-12
+9.2
+12
ppm The 20 MHz master clock oscillator set
at 0 ppm
Lock Time
7 1.8 Hz loop filter 40 s ±12 ppm frequency offset, HMS=1,
TIE_CLR
=1, BW_SEL=0
8 58 Hz and 922 Hz loop filter 1 s ±12 ppm frequency offset, HMS=1,
TIE_CLR
=1, BW_SEL=1
Output Phase Continuity (MTIE)
9 Reference switching 13 ns
10 Switching from Normal mode to
Holdover mode
0ns
11 Switching from Holdover mode
to Normal mode
13 ns
Output Phase Slope
12 1.8 Hz Filter 61 μs/s BW_SEL=0
13 58 Hz and 922 Hz Filter 9.5 ms/s BW_SEL=1