ZL30109 Data Sheet
33
Zarlink Semiconductor Inc.
7.2 Performance Characteristics
* Supply voltage and operating temperature are as per Recommended Operating Conditions.
Performance Characteristics* - Functional
Characteristics Min. Max. Units Notes
1 Holdover accuracy 0.15 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 -130 +130 ppm The 20 MHz master clock oscillator set
at 0 ppm
Reference Out of Range Threshold
(including hysteresis)
5DS1 -64
-83
+64
+83
ppm The 20 MHz master clock oscillator set
at 0 ppm
6E1 -100
-130
+100
+130
ppm The 20 MHz master clock oscillator set
at 0 ppm
Lock Time
7 1.8 Hz loop filter 40 s ±64 ppm to ±100 ppm frequency offset,
HMS=1, TIE_CLR
=1, BW_SEL=0
8 14 Hz loop filter 1.5 s ±64 ppm to ±100 ppm frequency offset,
HMS=1, TIE_CLR
=1, BW_SEL=1
9 58 Hz and 922 Hz loop filter 1 s ±64 ppm to ±100 ppm frequency offset,
HMS=1, TIE_CLR
=1, BW_SEL=1
Output Phase Continuity (MTIE)
10 Reference switching 13 ns
11 Switching from Normal mode to
Holdover mode
0ns
12 Switching from Holdover mode
to Normal mode
13 ns
Output Phase Slope
13 1.8 Hz Filter 61 μ/s BW_SEL=0
14 58 Hz and 922 Hz Filter 9.5 ms/s BW_SEL=1
