Model 581
Stratum 3 Performance
Temperature Compensated Crystal Oscillator
FEATURES
• HCMOS Output
• Optional Voltage Control for Frequency Tuning [VCTCXO]
• 5.0mm x 3.2mm Surface Mount Package
• Frequency Range 5 – 52 MHz
• Fundamental Crystal Design
• Operating Voltage, +3.3Vdc or +5.0Vdc
• Overall Frequency Stability ±4.6ppm
• Operating Temperature to -40°C to +85°C
• Tape & Reel Packaging Standard, EIA-418
• RoHS/Green Compliant [6/6]
APPLICATIONS
The Model 581 is a quartz based analog TCXO with a HCMOS output and optional frequency tuning.
M581 is suitable for applications requiring Stratum 3 performance such as base stations, small cells, 1588 and
Synchronous Ethernet timing, wireless communications, test and measurement.
ORDERING INFORMATION
581
SUPPLY VOLTAGE
R = +3.0Vdc
L = +3.3Vdc
PACKAGING OPTIONS
S = +5.0Vdc
T - 1k pcs./reel
FREQUENCY
Product Frequency Code [3 digits]
FREQUENCY TUNING [AFC]
T = No AFC [TCXO]
A = ±5ppm - ±8ppm [VCTCXO]
Refer to document 016-1454-0, Frequency
Code Tables.
OPERATING TEMPERATURE RANGE
FREQUENCY STABILITY *
W = 0°C to +55°C
H = -10°C to +60°C
C = -20°C to +70°C
D = -30°C to +85°C
I = -40°C to +85°C
1
X5 = ±0.05ppm
X2 = ±0.28ppm
2
01 = ±0.10ppm
05 = ±0.50ppm
02 = ±0.20ppm
* Frequency vs. Temperature Only
1] Only available with temperature range codes "W" and "H".
2] Only available with temperature range codes "W", "H" and "C".
Not all performance combinations and frequencies may be available.
Contact your local CTS Representative or CTS Customer Service for availability.
PACKAGING INFORMATION [reference]
Device quantity is 1k pcs. maximum per 180mm reel.
Document No. 008-0541-0
Page 1 - 3
Rev. A
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