EURO QUARTZ
8 pin DIL package, hermetically sealed www.DataSheet4U.com Frequency range: 9.6MHz to 27.0MHz Supply voltage 2.8 to 5.0 Volts Customized specifications available RoHS compliant DESCRIPTION EM8GS series TCXOs are packaged in the industry-standard 14 pin Dual-in-Line package. With Clipped Sinewave output, tolerances are available from ±1.0ppm over 0° to 50°C to ±1ppm over -30° to +70°C. Supply voltage 2.8 to 5.0 Volts. SPECIFICATION Product Series Code TCXO: VCTCXO: Frequency Range: Output Waveform: Initial Calibration Tolerance**: Standard Frequencies: EM8GS VEM8GS 9.6MHz to 27.0MHz Clipped Sinewave <±1ppm at 25°C 10.0, 12.80, 13.0, 14.40, 15.36, 16.384, 19.2, 19.440, and 19.68MHz (Partial list) See table ±1.0 ppm max. first year ±0.3 ppm max. ±5% change ±0.3 ppm max. ±10% change ±1ppm max. for one reflow (Measured after 24 hours) +2.8, +3.0 or +5.0Volts (Specify when ordering) 0.8V p-p minimum 2ms typical, 5ms max. See table below 10kOhm//10pF ±10% -10dB typical, -7dB max. See table DC block, AC coupled -50° to +100°C
EM8GS Series TCXO
Clipped Sinewave 8 pin DIL
EM8GS - OUTLINES AND DIMENSIONS
Operating Temperature Range: Frequency Stability vs. Ageing: vs. Voltage Change: vs. Load Change: vs. Reflow: Supply Voltage: Output Voltage Level: Start-up Time: Current Consumption: Output Load: Harmonic Distortion: SSB Phase Noise: FREQUENCY STABILITY Output Format: Storage Temperature: FREQUENCY STABILITY
Frequency Stability (ppm) 0 ~ +50 -10 ~ +60 Temperature Range (°C) -20 ~ +70 -30 ~ +75 -40 ~ +85 P ±0.5 ASK x x x x
VEM8GS VOLTAGE CONTROL SPECIFICATION Control Voltage: Standard = +1.5±1.0Volts for all input voltages. (Contact technical sales if +2.5±2.0 Volts is required.) Frequency Deviation: ±6.0 ppm min. Slope Polarity: Positive (increase of control voltage increases output frequency.) Input Impedance: 1.0M min. Modulation Bandwidth: 3.0kHz min. measured at -3dB Linearity: 10% max.
±1.0 P P x x x
±1.5 P P P x x
±2.0 P P P P x
±2.5 P P P PP P SSB Phase Noise at 25°C
PHASE NOISE
Offset (Hz) EM8GS 13MHz (dBc/Hz)
10 -80
100 -115
1k -135
10k -148
100k -150
= available, x = not available, ASK = call Technical Sales PART NUMBERING PROCEDURE
+5.0 V 2.0mA 2.2mA 2.5mA
CURRENT CONSUMPTION
Frequency Range 10.0MHz to 13MHz 13.1MHz to 20MHz 20.1MHz to 27MHz +3.0 V 1.3mA 1.5mA 2.0mA
Example:
EM8GS3-19.44-2.5/-30+75
Series Description TCXO = EM8GS VCTCXO = VEM8GS Supply Voltage 28 = 2.8 VDC 3 = 3.0 VDC 5 = 5.0 VDC Frequency (MHz) Stability over OTR (±ppm) Operating Temperature Range (OTR) (°C) Lower and upper limits.
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001
[email protected] www.euroquartz.co.uk
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