Model Name NW34M25WA Main Application SONET, SDH, FTTH, Comm

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Model Name NW34M25WA Main Application SONET, SDH, FTTH, Comm

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Frequency Timing Translation Modules
Model Name NW34M25WA
Main Application
SONET, SDH, FTTH, Communications equipment
Frequency Controlled Crystal Oscillator (FCXO) Clock Generator Modules
Features
Dual reference inputs, LVPECL CMOS outputs Simple hardware control operational mode Automatic Free-run upon loss input reference Lock acquisition time second
Module markings changed without notice.
Specifications
Item Supply Voltage (VCC) Current Consumption Operating Temp. Range Input Level Input Reference Frequency Output Levels Output Frequencies (MHz) Free-run accuracy 25°C) Capture pull-in range Model NW34M25WA
+3.3 +70°C 2-CMOS 19.44 MHz* 2(3) LVPECL CMOS 77.76 (LVPECL1, CMOS) 155.52 (LVPECL0)* max. min.
(*other frequencies available)
List Ordering Codes
Input reference frequency (MHz) 19.44 LVPECL 155.52 Output frequencies (MHz) LVPECL LVPECL 77.76 High-Z CMOS 77.76 Ordering Code NW34M25WA-155.52M-NSA3436A
Dimensions
25.4±0.3 34.3±0.3 4.8max
Control Functions
Control Connection
Alarm Output Input Input (LVPECL (LVPECL LVPECL LVPECL LVPECL LVPECL CMOS Output Control
Control
Mode operation Lock Lock Forced Free-run Outputs Tri-stated
20.4±0.2
2.54±0.2
1.8±0.2
2.54±0.15
Control connect
co34_080205_NW34M25WA_e1

Model Name NW34M25WA Main Application SONET, SDH, FTTH, Comm

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