stc3800 Connor-Winfield VCXOs, stc3800 Datasheet - Page 27

• Manufacturer Part Number: stc3800
• Description: Integrated - Stratum 3e Timing Source
• Manufacturer: Connor-Winfield VCXOs

Performance Specifications continued
Free Run mode. It is determined by the accuracy of the TCXO/OCXO. All TCXO/OCXO devices recommended for use
with the STC3800 in the application section will meet GR-1244 and ITU G.813 requirements.
Hold Over mode. It is determined by the stability of the TCXO/OCXO. All TCXO/OCXO devices recommended for use
with the STC3800 in the application section will meet GR-1244 and ITU G.813 requirements.
absence of input wander. The STC3800 wander generation characteristics, MTIE and TDEV, are shown below, along
with the requirements masks (bandwidth = 0.39 Hz):
Free Run Frequency Accuracy
Hold Over Frequency Stability
Wander Generation
1000
100
0.01
100
10
0.1
10
1
1
0.1
0.01
– Wander generation is the process whereby wander appears at the output of a clock in the
– Hold Over frequency stability is the maximum fractional frequency offset while in
0.1
– Free Run frequency accuracy is the maximum fractional frequency offset while in
© Copyright 2001 The Connor-Winfield Corp. All Rights Reserved
1
Wander Generation Characteristics – MTIE
Wander Generation Characteristics – TDEV
Preliminary Data Sheet #: TM061
(10 Hz single-pole LPF applied)
(10 Hz single-pole LPF applied)
1
10
GR-1244-CORE, R5-4
Observation Time (sec)
Integration Time (sec)
GR-1244-CORE, R5-5
10
100
100
1000
1000
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10000
Specifications subject to change without notice
10000
100000
Rev: P06 Date: 11/22/04
100000